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@@ -1,2420 +1,2420 b'' | |||
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1 | 1 | # perf.py - performance test routines |
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2 | 2 | '''helper extension to measure performance''' |
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3 | 3 | |
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4 | 4 | # "historical portability" policy of perf.py: |
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5 | 5 | # |
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6 | 6 | # We have to do: |
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7 | 7 | # - make perf.py "loadable" with as wide Mercurial version as possible |
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8 | 8 | # This doesn't mean that perf commands work correctly with that Mercurial. |
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9 | 9 | # BTW, perf.py itself has been available since 1.1 (or eb240755386d). |
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10 | 10 | # - make historical perf command work correctly with as wide Mercurial |
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11 | 11 | # version as possible |
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12 | 12 | # |
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13 | 13 | # We have to do, if possible with reasonable cost: |
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14 | 14 | # - make recent perf command for historical feature work correctly |
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15 | 15 | # with early Mercurial |
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16 | 16 | # |
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17 | 17 | # We don't have to do: |
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18 | 18 | # - make perf command for recent feature work correctly with early |
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19 | 19 | # Mercurial |
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20 | 20 | |
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21 | 21 | from __future__ import absolute_import |
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22 | 22 | import contextlib |
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23 | 23 | import functools |
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24 | 24 | import gc |
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25 | 25 | import os |
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26 | 26 | import random |
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27 | 27 | import shutil |
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28 | 28 | import struct |
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29 | 29 | import sys |
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30 | 30 | import tempfile |
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31 | 31 | import threading |
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32 | 32 | import time |
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33 | 33 | from mercurial import ( |
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34 | 34 | changegroup, |
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35 | 35 | cmdutil, |
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36 | 36 | commands, |
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37 | 37 | copies, |
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38 | 38 | error, |
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39 | 39 | extensions, |
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40 | 40 | mdiff, |
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41 | 41 | merge, |
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42 | 42 | revlog, |
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43 | 43 | util, |
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44 | 44 | ) |
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45 | 45 | |
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46 | 46 | # for "historical portability": |
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47 | 47 | # try to import modules separately (in dict order), and ignore |
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48 | 48 | # failure, because these aren't available with early Mercurial |
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49 | 49 | try: |
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50 | 50 | from mercurial import branchmap # since 2.5 (or bcee63733aad) |
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51 | 51 | except ImportError: |
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52 | 52 | pass |
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53 | 53 | try: |
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54 | 54 | from mercurial import obsolete # since 2.3 (or ad0d6c2b3279) |
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55 | 55 | except ImportError: |
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56 | 56 | pass |
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57 | 57 | try: |
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58 | 58 | from mercurial import registrar # since 3.7 (or 37d50250b696) |
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59 | 59 | dir(registrar) # forcibly load it |
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60 | 60 | except ImportError: |
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61 | 61 | registrar = None |
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62 | 62 | try: |
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63 | 63 | from mercurial import repoview # since 2.5 (or 3a6ddacb7198) |
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64 | 64 | except ImportError: |
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65 | 65 | pass |
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66 | 66 | try: |
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67 | 67 | from mercurial import scmutil # since 1.9 (or 8b252e826c68) |
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68 | 68 | except ImportError: |
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69 | 69 | pass |
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70 | 70 | |
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71 | 71 | def identity(a): |
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72 | 72 | return a |
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73 | 73 | |
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74 | 74 | try: |
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75 | 75 | from mercurial import pycompat |
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76 | 76 | getargspec = pycompat.getargspec # added to module after 4.5 |
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77 | 77 | _byteskwargs = pycompat.byteskwargs # since 4.1 (or fbc3f73dc802) |
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78 | 78 | _sysstr = pycompat.sysstr # since 4.0 (or 2219f4f82ede) |
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79 | 79 | _xrange = pycompat.xrange # since 4.8 (or 7eba8f83129b) |
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80 | 80 | fsencode = pycompat.fsencode # since 3.9 (or f4a5e0e86a7e) |
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81 | 81 | if pycompat.ispy3: |
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82 | 82 | _maxint = sys.maxsize # per py3 docs for replacing maxint |
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83 | 83 | else: |
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84 | 84 | _maxint = sys.maxint |
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85 | 85 | except (ImportError, AttributeError): |
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86 | 86 | import inspect |
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87 | 87 | getargspec = inspect.getargspec |
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88 | 88 | _byteskwargs = identity |
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89 | 89 | fsencode = identity # no py3 support |
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90 | 90 | _maxint = sys.maxint # no py3 support |
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91 | 91 | _sysstr = lambda x: x # no py3 support |
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92 | 92 | _xrange = xrange |
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93 | 93 | |
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94 | 94 | try: |
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95 | 95 | # 4.7+ |
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96 | 96 | queue = pycompat.queue.Queue |
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97 | 97 | except (AttributeError, ImportError): |
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98 | 98 | # <4.7. |
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99 | 99 | try: |
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100 | 100 | queue = pycompat.queue |
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101 | 101 | except (AttributeError, ImportError): |
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102 | 102 | queue = util.queue |
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103 | 103 | |
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104 | 104 | try: |
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105 | 105 | from mercurial import logcmdutil |
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106 | 106 | makelogtemplater = logcmdutil.maketemplater |
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107 | 107 | except (AttributeError, ImportError): |
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108 | 108 | try: |
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109 | 109 | makelogtemplater = cmdutil.makelogtemplater |
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110 | 110 | except (AttributeError, ImportError): |
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111 | 111 | makelogtemplater = None |
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112 | 112 | |
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113 | 113 | # for "historical portability": |
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114 | 114 | # define util.safehasattr forcibly, because util.safehasattr has been |
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115 | 115 | # available since 1.9.3 (or 94b200a11cf7) |
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116 | 116 | _undefined = object() |
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117 | 117 | def safehasattr(thing, attr): |
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118 | 118 | return getattr(thing, _sysstr(attr), _undefined) is not _undefined |
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119 | 119 | setattr(util, 'safehasattr', safehasattr) |
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120 | 120 | |
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121 | 121 | # for "historical portability": |
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122 | 122 | # define util.timer forcibly, because util.timer has been available |
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123 | 123 | # since ae5d60bb70c9 |
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124 | 124 | if safehasattr(time, 'perf_counter'): |
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125 | 125 | util.timer = time.perf_counter |
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126 | 126 | elif os.name == b'nt': |
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127 | 127 | util.timer = time.clock |
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128 | 128 | else: |
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129 | 129 | util.timer = time.time |
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130 | 130 | |
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131 | 131 | # for "historical portability": |
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132 | 132 | # use locally defined empty option list, if formatteropts isn't |
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133 | 133 | # available, because commands.formatteropts has been available since |
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134 | 134 | # 3.2 (or 7a7eed5176a4), even though formatting itself has been |
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135 | 135 | # available since 2.2 (or ae5f92e154d3) |
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136 | 136 | formatteropts = getattr(cmdutil, "formatteropts", |
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137 | 137 | getattr(commands, "formatteropts", [])) |
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138 | 138 | |
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139 | 139 | # for "historical portability": |
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140 | 140 | # use locally defined option list, if debugrevlogopts isn't available, |
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141 | 141 | # because commands.debugrevlogopts has been available since 3.7 (or |
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142 | 142 | # 5606f7d0d063), even though cmdutil.openrevlog() has been available |
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143 | 143 | # since 1.9 (or a79fea6b3e77). |
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144 | 144 | revlogopts = getattr(cmdutil, "debugrevlogopts", |
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145 | 145 | getattr(commands, "debugrevlogopts", [ |
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146 | 146 | (b'c', b'changelog', False, (b'open changelog')), |
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147 | 147 | (b'm', b'manifest', False, (b'open manifest')), |
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148 | 148 | (b'', b'dir', False, (b'open directory manifest')), |
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149 | 149 | ])) |
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150 | 150 | |
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151 | 151 | cmdtable = {} |
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152 | 152 | |
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153 | 153 | # for "historical portability": |
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154 | 154 | # define parsealiases locally, because cmdutil.parsealiases has been |
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155 | 155 | # available since 1.5 (or 6252852b4332) |
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156 | 156 | def parsealiases(cmd): |
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157 | 157 | return cmd.split(b"|") |
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158 | 158 | |
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159 | 159 | if safehasattr(registrar, 'command'): |
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160 | 160 | command = registrar.command(cmdtable) |
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161 | 161 | elif safehasattr(cmdutil, 'command'): |
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162 | 162 | command = cmdutil.command(cmdtable) |
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163 | 163 | if b'norepo' not in getargspec(command).args: |
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164 | 164 | # for "historical portability": |
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165 | 165 | # wrap original cmdutil.command, because "norepo" option has |
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166 | 166 | # been available since 3.1 (or 75a96326cecb) |
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167 | 167 | _command = command |
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168 | 168 | def command(name, options=(), synopsis=None, norepo=False): |
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169 | 169 | if norepo: |
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170 | 170 | commands.norepo += b' %s' % b' '.join(parsealiases(name)) |
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171 | 171 | return _command(name, list(options), synopsis) |
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172 | 172 | else: |
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173 | 173 | # for "historical portability": |
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174 | 174 | # define "@command" annotation locally, because cmdutil.command |
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175 | 175 | # has been available since 1.9 (or 2daa5179e73f) |
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176 | 176 | def command(name, options=(), synopsis=None, norepo=False): |
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177 | 177 | def decorator(func): |
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178 | 178 | if synopsis: |
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179 | 179 | cmdtable[name] = func, list(options), synopsis |
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180 | 180 | else: |
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181 | 181 | cmdtable[name] = func, list(options) |
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182 | 182 | if norepo: |
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183 | 183 | commands.norepo += b' %s' % b' '.join(parsealiases(name)) |
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184 | 184 | return func |
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185 | 185 | return decorator |
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186 | 186 | |
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187 | 187 | try: |
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188 | 188 | import mercurial.registrar |
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189 | 189 | import mercurial.configitems |
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190 | 190 | configtable = {} |
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191 | 191 | configitem = mercurial.registrar.configitem(configtable) |
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192 | 192 | configitem(b'perf', b'presleep', |
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193 | 193 | default=mercurial.configitems.dynamicdefault, |
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194 | 194 | ) |
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195 | 195 | configitem(b'perf', b'stub', |
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196 | 196 | default=mercurial.configitems.dynamicdefault, |
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197 | 197 | ) |
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198 | 198 | configitem(b'perf', b'parentscount', |
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199 | 199 | default=mercurial.configitems.dynamicdefault, |
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200 | 200 | ) |
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201 | 201 | configitem(b'perf', b'all-timing', |
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202 | 202 | default=mercurial.configitems.dynamicdefault, |
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203 | 203 | ) |
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204 | 204 | except (ImportError, AttributeError): |
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205 | 205 | pass |
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206 | 206 | |
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207 | 207 | def getlen(ui): |
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208 | 208 | if ui.configbool(b"perf", b"stub", False): |
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209 | 209 | return lambda x: 1 |
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210 | 210 | return len |
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211 | 211 | |
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212 | 212 | def gettimer(ui, opts=None): |
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213 | 213 | """return a timer function and formatter: (timer, formatter) |
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214 | 214 | |
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215 | 215 | This function exists to gather the creation of formatter in a single |
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216 | 216 | place instead of duplicating it in all performance commands.""" |
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217 | 217 | |
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218 | 218 | # enforce an idle period before execution to counteract power management |
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219 | 219 | # experimental config: perf.presleep |
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220 | 220 | time.sleep(getint(ui, b"perf", b"presleep", 1)) |
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221 | 221 | |
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222 | 222 | if opts is None: |
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223 | 223 | opts = {} |
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224 | 224 | # redirect all to stderr unless buffer api is in use |
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225 | 225 | if not ui._buffers: |
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226 | 226 | ui = ui.copy() |
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227 | 227 | uifout = safeattrsetter(ui, b'fout', ignoremissing=True) |
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228 | 228 | if uifout: |
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229 | 229 | # for "historical portability": |
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230 | 230 | # ui.fout/ferr have been available since 1.9 (or 4e1ccd4c2b6d) |
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231 | 231 | uifout.set(ui.ferr) |
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232 | 232 | |
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233 | 233 | # get a formatter |
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234 | 234 | uiformatter = getattr(ui, 'formatter', None) |
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235 | 235 | if uiformatter: |
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236 | 236 | fm = uiformatter(b'perf', opts) |
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237 | 237 | else: |
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238 | 238 | # for "historical portability": |
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239 | 239 | # define formatter locally, because ui.formatter has been |
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240 | 240 | # available since 2.2 (or ae5f92e154d3) |
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241 | 241 | from mercurial import node |
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242 | 242 | class defaultformatter(object): |
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243 | 243 | """Minimized composition of baseformatter and plainformatter |
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244 | 244 | """ |
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245 | 245 | def __init__(self, ui, topic, opts): |
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246 | 246 | self._ui = ui |
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247 | 247 | if ui.debugflag: |
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248 | 248 | self.hexfunc = node.hex |
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249 | 249 | else: |
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250 | 250 | self.hexfunc = node.short |
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251 | 251 | def __nonzero__(self): |
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252 | 252 | return False |
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253 | 253 | __bool__ = __nonzero__ |
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254 | 254 | def startitem(self): |
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255 | 255 | pass |
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256 | 256 | def data(self, **data): |
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257 | 257 | pass |
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258 | 258 | def write(self, fields, deftext, *fielddata, **opts): |
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259 | 259 | self._ui.write(deftext % fielddata, **opts) |
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260 | 260 | def condwrite(self, cond, fields, deftext, *fielddata, **opts): |
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261 | 261 | if cond: |
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262 | 262 | self._ui.write(deftext % fielddata, **opts) |
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263 | 263 | def plain(self, text, **opts): |
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264 | 264 | self._ui.write(text, **opts) |
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265 | 265 | def end(self): |
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266 | 266 | pass |
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267 | 267 | fm = defaultformatter(ui, b'perf', opts) |
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268 | 268 | |
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269 | 269 | # stub function, runs code only once instead of in a loop |
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270 | 270 | # experimental config: perf.stub |
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271 | 271 | if ui.configbool(b"perf", b"stub", False): |
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272 | 272 | return functools.partial(stub_timer, fm), fm |
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273 | 273 | |
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274 | 274 | # experimental config: perf.all-timing |
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275 | 275 | displayall = ui.configbool(b"perf", b"all-timing", False) |
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276 | 276 | return functools.partial(_timer, fm, displayall=displayall), fm |
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277 | 277 | |
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278 | 278 | def stub_timer(fm, func, setup=None, title=None): |
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279 | 279 | func() |
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280 | 280 | |
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281 | 281 | @contextlib.contextmanager |
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282 | 282 | def timeone(): |
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283 | 283 | r = [] |
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284 | 284 | ostart = os.times() |
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285 | 285 | cstart = util.timer() |
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286 | 286 | yield r |
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287 | 287 | cstop = util.timer() |
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288 | 288 | ostop = os.times() |
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289 | 289 | a, b = ostart, ostop |
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290 | 290 | r.append((cstop - cstart, b[0] - a[0], b[1]-a[1])) |
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291 | 291 | |
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292 | 292 | def _timer(fm, func, setup=None, title=None, displayall=False): |
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293 | 293 | gc.collect() |
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294 | 294 | results = [] |
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295 | 295 | begin = util.timer() |
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296 | 296 | count = 0 |
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297 | 297 | while True: |
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298 | 298 | if setup is not None: |
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299 | 299 | setup() |
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300 | 300 | with timeone() as item: |
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301 | 301 | r = func() |
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302 | 302 | count += 1 |
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303 | 303 | results.append(item[0]) |
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304 | 304 | cstop = util.timer() |
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305 | 305 | if cstop - begin > 3 and count >= 100: |
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306 | 306 | break |
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307 | 307 | if cstop - begin > 10 and count >= 3: |
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308 | 308 | break |
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309 | 309 | |
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310 | 310 | formatone(fm, results, title=title, result=r, |
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311 | 311 | displayall=displayall) |
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312 | 312 | |
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313 | 313 | def formatone(fm, timings, title=None, result=None, displayall=False): |
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314 | 314 | |
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315 | 315 | count = len(timings) |
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316 | 316 | |
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317 | 317 | fm.startitem() |
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318 | 318 | |
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319 | 319 | if title: |
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320 | 320 | fm.write(b'title', b'! %s\n', title) |
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321 | 321 | if result: |
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322 | 322 | fm.write(b'result', b'! result: %s\n', result) |
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323 | 323 | def display(role, entry): |
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324 | 324 | prefix = b'' |
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325 | 325 | if role != b'best': |
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326 | 326 | prefix = b'%s.' % role |
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327 | 327 | fm.plain(b'!') |
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328 | 328 | fm.write(prefix + b'wall', b' wall %f', entry[0]) |
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329 | 329 | fm.write(prefix + b'comb', b' comb %f', entry[1] + entry[2]) |
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330 | 330 | fm.write(prefix + b'user', b' user %f', entry[1]) |
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331 | 331 | fm.write(prefix + b'sys', b' sys %f', entry[2]) |
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332 | 332 | fm.write(prefix + b'count', b' (%s of %%d)' % role, count) |
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333 | 333 | fm.plain(b'\n') |
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334 | 334 | timings.sort() |
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335 | 335 | min_val = timings[0] |
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336 | 336 | display(b'best', min_val) |
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337 | 337 | if displayall: |
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338 | 338 | max_val = timings[-1] |
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339 | 339 | display(b'max', max_val) |
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340 | 340 | avg = tuple([sum(x) / count for x in zip(*timings)]) |
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341 | 341 | display(b'avg', avg) |
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342 | 342 | median = timings[len(timings) // 2] |
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343 | 343 | display(b'median', median) |
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344 | 344 | |
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345 | 345 | # utilities for historical portability |
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346 | 346 | |
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347 | 347 | def getint(ui, section, name, default): |
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348 | 348 | # for "historical portability": |
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349 | 349 | # ui.configint has been available since 1.9 (or fa2b596db182) |
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350 | 350 | v = ui.config(section, name, None) |
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351 | 351 | if v is None: |
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352 | 352 | return default |
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353 | 353 | try: |
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354 | 354 | return int(v) |
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355 | 355 | except ValueError: |
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356 | 356 | raise error.ConfigError((b"%s.%s is not an integer ('%s')") |
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357 | 357 | % (section, name, v)) |
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358 | 358 | |
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359 | 359 | def safeattrsetter(obj, name, ignoremissing=False): |
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360 | 360 | """Ensure that 'obj' has 'name' attribute before subsequent setattr |
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361 | 361 | |
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362 | 362 | This function is aborted, if 'obj' doesn't have 'name' attribute |
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363 | 363 | at runtime. This avoids overlooking removal of an attribute, which |
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364 | 364 | breaks assumption of performance measurement, in the future. |
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365 | 365 | |
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366 | 366 | This function returns the object to (1) assign a new value, and |
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367 | 367 | (2) restore an original value to the attribute. |
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368 | 368 | |
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369 | 369 | If 'ignoremissing' is true, missing 'name' attribute doesn't cause |
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370 | 370 | abortion, and this function returns None. This is useful to |
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371 | 371 | examine an attribute, which isn't ensured in all Mercurial |
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372 | 372 | versions. |
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373 | 373 | """ |
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374 | 374 | if not util.safehasattr(obj, name): |
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375 | 375 | if ignoremissing: |
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376 | 376 | return None |
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377 | 377 | raise error.Abort((b"missing attribute %s of %s might break assumption" |
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378 | 378 | b" of performance measurement") % (name, obj)) |
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379 | 379 | |
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380 | 380 | origvalue = getattr(obj, _sysstr(name)) |
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381 | 381 | class attrutil(object): |
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382 | 382 | def set(self, newvalue): |
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383 | 383 | setattr(obj, _sysstr(name), newvalue) |
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384 | 384 | def restore(self): |
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385 | 385 | setattr(obj, _sysstr(name), origvalue) |
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386 | 386 | |
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387 | 387 | return attrutil() |
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388 | 388 | |
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389 | 389 | # utilities to examine each internal API changes |
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390 | 390 | |
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391 | 391 | def getbranchmapsubsettable(): |
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392 | 392 | # for "historical portability": |
|
393 | 393 | # subsettable is defined in: |
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394 | 394 | # - branchmap since 2.9 (or 175c6fd8cacc) |
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395 | 395 | # - repoview since 2.5 (or 59a9f18d4587) |
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396 | 396 | for mod in (branchmap, repoview): |
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397 | 397 | subsettable = getattr(mod, 'subsettable', None) |
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398 | 398 | if subsettable: |
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399 | 399 | return subsettable |
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400 | 400 | |
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401 | 401 | # bisecting in bcee63733aad::59a9f18d4587 can reach here (both |
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402 | 402 | # branchmap and repoview modules exist, but subsettable attribute |
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403 | 403 | # doesn't) |
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404 | 404 | raise error.Abort((b"perfbranchmap not available with this Mercurial"), |
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405 | 405 | hint=b"use 2.5 or later") |
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406 | 406 | |
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407 | 407 | def getsvfs(repo): |
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408 | 408 | """Return appropriate object to access files under .hg/store |
|
409 | 409 | """ |
|
410 | 410 | # for "historical portability": |
|
411 | 411 | # repo.svfs has been available since 2.3 (or 7034365089bf) |
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412 | 412 | svfs = getattr(repo, 'svfs', None) |
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413 | 413 | if svfs: |
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414 | 414 | return svfs |
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415 | 415 | else: |
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416 | 416 | return getattr(repo, 'sopener') |
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417 | 417 | |
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418 | 418 | def getvfs(repo): |
|
419 | 419 | """Return appropriate object to access files under .hg |
|
420 | 420 | """ |
|
421 | 421 | # for "historical portability": |
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422 | 422 | # repo.vfs has been available since 2.3 (or 7034365089bf) |
|
423 | 423 | vfs = getattr(repo, 'vfs', None) |
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424 | 424 | if vfs: |
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425 | 425 | return vfs |
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426 | 426 | else: |
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427 | 427 | return getattr(repo, 'opener') |
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428 | 428 | |
|
429 | 429 | def repocleartagscachefunc(repo): |
|
430 | 430 | """Return the function to clear tags cache according to repo internal API |
|
431 | 431 | """ |
|
432 | 432 | if util.safehasattr(repo, b'_tagscache'): # since 2.0 (or 9dca7653b525) |
|
433 | 433 | # in this case, setattr(repo, '_tagscache', None) or so isn't |
|
434 | 434 | # correct way to clear tags cache, because existing code paths |
|
435 | 435 | # expect _tagscache to be a structured object. |
|
436 | 436 | def clearcache(): |
|
437 | 437 | # _tagscache has been filteredpropertycache since 2.5 (or |
|
438 | 438 | # 98c867ac1330), and delattr() can't work in such case |
|
439 | 439 | if b'_tagscache' in vars(repo): |
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440 | 440 | del repo.__dict__[b'_tagscache'] |
|
441 | 441 | return clearcache |
|
442 | 442 | |
|
443 | 443 | repotags = safeattrsetter(repo, b'_tags', ignoremissing=True) |
|
444 | 444 | if repotags: # since 1.4 (or 5614a628d173) |
|
445 | 445 | return lambda : repotags.set(None) |
|
446 | 446 | |
|
447 | 447 | repotagscache = safeattrsetter(repo, b'tagscache', ignoremissing=True) |
|
448 | 448 | if repotagscache: # since 0.6 (or d7df759d0e97) |
|
449 | 449 | return lambda : repotagscache.set(None) |
|
450 | 450 | |
|
451 | 451 | # Mercurial earlier than 0.6 (or d7df759d0e97) logically reaches |
|
452 | 452 | # this point, but it isn't so problematic, because: |
|
453 | 453 | # - repo.tags of such Mercurial isn't "callable", and repo.tags() |
|
454 | 454 | # in perftags() causes failure soon |
|
455 | 455 | # - perf.py itself has been available since 1.1 (or eb240755386d) |
|
456 | 456 | raise error.Abort((b"tags API of this hg command is unknown")) |
|
457 | 457 | |
|
458 | 458 | # utilities to clear cache |
|
459 | 459 | |
|
460 | 460 | def clearfilecache(obj, attrname): |
|
461 | 461 | unfiltered = getattr(obj, 'unfiltered', None) |
|
462 | 462 | if unfiltered is not None: |
|
463 | 463 | obj = obj.unfiltered() |
|
464 | 464 | if attrname in vars(obj): |
|
465 | 465 | delattr(obj, attrname) |
|
466 | 466 | obj._filecache.pop(attrname, None) |
|
467 | 467 | |
|
468 | 468 | # perf commands |
|
469 | 469 | |
|
470 | 470 | @command(b'perfwalk', formatteropts) |
|
471 | 471 | def perfwalk(ui, repo, *pats, **opts): |
|
472 | 472 | opts = _byteskwargs(opts) |
|
473 | 473 | timer, fm = gettimer(ui, opts) |
|
474 | 474 | m = scmutil.match(repo[None], pats, {}) |
|
475 | 475 | timer(lambda: len(list(repo.dirstate.walk(m, subrepos=[], unknown=True, |
|
476 | 476 | ignored=False)))) |
|
477 | 477 | fm.end() |
|
478 | 478 | |
|
479 | 479 | @command(b'perfannotate', formatteropts) |
|
480 | 480 | def perfannotate(ui, repo, f, **opts): |
|
481 | 481 | opts = _byteskwargs(opts) |
|
482 | 482 | timer, fm = gettimer(ui, opts) |
|
483 | 483 | fc = repo[b'.'][f] |
|
484 | 484 | timer(lambda: len(fc.annotate(True))) |
|
485 | 485 | fm.end() |
|
486 | 486 | |
|
487 | 487 | @command(b'perfstatus', |
|
488 | 488 | [(b'u', b'unknown', False, |
|
489 | 489 | b'ask status to look for unknown files')] + formatteropts) |
|
490 | 490 | def perfstatus(ui, repo, **opts): |
|
491 | 491 | opts = _byteskwargs(opts) |
|
492 | 492 | #m = match.always(repo.root, repo.getcwd()) |
|
493 | 493 | #timer(lambda: sum(map(len, repo.dirstate.status(m, [], False, False, |
|
494 | 494 | # False)))) |
|
495 | 495 | timer, fm = gettimer(ui, opts) |
|
496 | 496 | timer(lambda: sum(map(len, repo.status(unknown=opts[b'unknown'])))) |
|
497 | 497 | fm.end() |
|
498 | 498 | |
|
499 | 499 | @command(b'perfaddremove', formatteropts) |
|
500 | 500 | def perfaddremove(ui, repo, **opts): |
|
501 | 501 | opts = _byteskwargs(opts) |
|
502 | 502 | timer, fm = gettimer(ui, opts) |
|
503 | 503 | try: |
|
504 | 504 | oldquiet = repo.ui.quiet |
|
505 | 505 | repo.ui.quiet = True |
|
506 | 506 | matcher = scmutil.match(repo[None]) |
|
507 | 507 | opts[b'dry_run'] = True |
|
508 | 508 | timer(lambda: scmutil.addremove(repo, matcher, b"", opts)) |
|
509 | 509 | finally: |
|
510 | 510 | repo.ui.quiet = oldquiet |
|
511 | 511 | fm.end() |
|
512 | 512 | |
|
513 | 513 | def clearcaches(cl): |
|
514 | 514 | # behave somewhat consistently across internal API changes |
|
515 | 515 | if util.safehasattr(cl, b'clearcaches'): |
|
516 | 516 | cl.clearcaches() |
|
517 | 517 | elif util.safehasattr(cl, b'_nodecache'): |
|
518 | 518 | from mercurial.node import nullid, nullrev |
|
519 | 519 | cl._nodecache = {nullid: nullrev} |
|
520 | 520 | cl._nodepos = None |
|
521 | 521 | |
|
522 | 522 | @command(b'perfheads', formatteropts) |
|
523 | 523 | def perfheads(ui, repo, **opts): |
|
524 | 524 | opts = _byteskwargs(opts) |
|
525 | 525 | timer, fm = gettimer(ui, opts) |
|
526 | 526 | cl = repo.changelog |
|
527 | 527 | def d(): |
|
528 | 528 | len(cl.headrevs()) |
|
529 | 529 | clearcaches(cl) |
|
530 | 530 | timer(d) |
|
531 | 531 | fm.end() |
|
532 | 532 | |
|
533 | 533 | @command(b'perftags', formatteropts) |
|
534 | 534 | def perftags(ui, repo, **opts): |
|
535 | 535 | import mercurial.changelog |
|
536 | 536 | import mercurial.manifest |
|
537 | 537 | |
|
538 | 538 | opts = _byteskwargs(opts) |
|
539 | 539 | timer, fm = gettimer(ui, opts) |
|
540 | 540 | svfs = getsvfs(repo) |
|
541 | 541 | repocleartagscache = repocleartagscachefunc(repo) |
|
542 | 542 | def s(): |
|
543 | 543 | repo.changelog = mercurial.changelog.changelog(svfs) |
|
544 | 544 | rootmanifest = mercurial.manifest.manifestrevlog(svfs) |
|
545 | 545 | repo.manifestlog = mercurial.manifest.manifestlog(svfs, repo, |
|
546 | 546 | rootmanifest) |
|
547 | 547 | repocleartagscache() |
|
548 | 548 | def t(): |
|
549 | 549 | return len(repo.tags()) |
|
550 | 550 | timer(t, setup=s) |
|
551 | 551 | fm.end() |
|
552 | 552 | |
|
553 | 553 | @command(b'perfancestors', formatteropts) |
|
554 | 554 | def perfancestors(ui, repo, **opts): |
|
555 | 555 | opts = _byteskwargs(opts) |
|
556 | 556 | timer, fm = gettimer(ui, opts) |
|
557 | 557 | heads = repo.changelog.headrevs() |
|
558 | 558 | def d(): |
|
559 | 559 | for a in repo.changelog.ancestors(heads): |
|
560 | 560 | pass |
|
561 | 561 | timer(d) |
|
562 | 562 | fm.end() |
|
563 | 563 | |
|
564 | 564 | @command(b'perfancestorset', formatteropts) |
|
565 | 565 | def perfancestorset(ui, repo, revset, **opts): |
|
566 | 566 | opts = _byteskwargs(opts) |
|
567 | 567 | timer, fm = gettimer(ui, opts) |
|
568 | 568 | revs = repo.revs(revset) |
|
569 | 569 | heads = repo.changelog.headrevs() |
|
570 | 570 | def d(): |
|
571 | 571 | s = repo.changelog.ancestors(heads) |
|
572 | 572 | for rev in revs: |
|
573 | 573 | rev in s |
|
574 | 574 | timer(d) |
|
575 | 575 | fm.end() |
|
576 | 576 | |
|
577 | 577 | @command(b'perfbookmarks', formatteropts) |
|
578 | 578 | def perfbookmarks(ui, repo, **opts): |
|
579 | 579 | """benchmark parsing bookmarks from disk to memory""" |
|
580 | 580 | opts = _byteskwargs(opts) |
|
581 | 581 | timer, fm = gettimer(ui, opts) |
|
582 | 582 | |
|
583 | 583 | def s(): |
|
584 | 584 | clearfilecache(repo, b'_bookmarks') |
|
585 | 585 | def d(): |
|
586 | 586 | repo._bookmarks |
|
587 | 587 | timer(d, setup=s) |
|
588 | 588 | fm.end() |
|
589 | 589 | |
|
590 | 590 | @command(b'perfbundleread', formatteropts, b'BUNDLE') |
|
591 | 591 | def perfbundleread(ui, repo, bundlepath, **opts): |
|
592 | 592 | """Benchmark reading of bundle files. |
|
593 | 593 | |
|
594 | 594 | This command is meant to isolate the I/O part of bundle reading as |
|
595 | 595 | much as possible. |
|
596 | 596 | """ |
|
597 | 597 | from mercurial import ( |
|
598 | 598 | bundle2, |
|
599 | 599 | exchange, |
|
600 | 600 | streamclone, |
|
601 | 601 | ) |
|
602 | 602 | |
|
603 | 603 | opts = _byteskwargs(opts) |
|
604 | 604 | |
|
605 | 605 | def makebench(fn): |
|
606 | 606 | def run(): |
|
607 | 607 | with open(bundlepath, b'rb') as fh: |
|
608 | 608 | bundle = exchange.readbundle(ui, fh, bundlepath) |
|
609 | 609 | fn(bundle) |
|
610 | 610 | |
|
611 | 611 | return run |
|
612 | 612 | |
|
613 | 613 | def makereadnbytes(size): |
|
614 | 614 | def run(): |
|
615 | 615 | with open(bundlepath, b'rb') as fh: |
|
616 | 616 | bundle = exchange.readbundle(ui, fh, bundlepath) |
|
617 | 617 | while bundle.read(size): |
|
618 | 618 | pass |
|
619 | 619 | |
|
620 | 620 | return run |
|
621 | 621 | |
|
622 | 622 | def makestdioread(size): |
|
623 | 623 | def run(): |
|
624 | 624 | with open(bundlepath, b'rb') as fh: |
|
625 | 625 | while fh.read(size): |
|
626 | 626 | pass |
|
627 | 627 | |
|
628 | 628 | return run |
|
629 | 629 | |
|
630 | 630 | # bundle1 |
|
631 | 631 | |
|
632 | 632 | def deltaiter(bundle): |
|
633 | 633 | for delta in bundle.deltaiter(): |
|
634 | 634 | pass |
|
635 | 635 | |
|
636 | 636 | def iterchunks(bundle): |
|
637 | 637 | for chunk in bundle.getchunks(): |
|
638 | 638 | pass |
|
639 | 639 | |
|
640 | 640 | # bundle2 |
|
641 | 641 | |
|
642 | 642 | def forwardchunks(bundle): |
|
643 | 643 | for chunk in bundle._forwardchunks(): |
|
644 | 644 | pass |
|
645 | 645 | |
|
646 | 646 | def iterparts(bundle): |
|
647 | 647 | for part in bundle.iterparts(): |
|
648 | 648 | pass |
|
649 | 649 | |
|
650 | 650 | def iterpartsseekable(bundle): |
|
651 | 651 | for part in bundle.iterparts(seekable=True): |
|
652 | 652 | pass |
|
653 | 653 | |
|
654 | 654 | def seek(bundle): |
|
655 | 655 | for part in bundle.iterparts(seekable=True): |
|
656 | 656 | part.seek(0, os.SEEK_END) |
|
657 | 657 | |
|
658 | 658 | def makepartreadnbytes(size): |
|
659 | 659 | def run(): |
|
660 | 660 | with open(bundlepath, b'rb') as fh: |
|
661 | 661 | bundle = exchange.readbundle(ui, fh, bundlepath) |
|
662 | 662 | for part in bundle.iterparts(): |
|
663 | 663 | while part.read(size): |
|
664 | 664 | pass |
|
665 | 665 | |
|
666 | 666 | return run |
|
667 | 667 | |
|
668 | 668 | benches = [ |
|
669 | 669 | (makestdioread(8192), b'read(8k)'), |
|
670 | 670 | (makestdioread(16384), b'read(16k)'), |
|
671 | 671 | (makestdioread(32768), b'read(32k)'), |
|
672 | 672 | (makestdioread(131072), b'read(128k)'), |
|
673 | 673 | ] |
|
674 | 674 | |
|
675 | 675 | with open(bundlepath, b'rb') as fh: |
|
676 | 676 | bundle = exchange.readbundle(ui, fh, bundlepath) |
|
677 | 677 | |
|
678 | 678 | if isinstance(bundle, changegroup.cg1unpacker): |
|
679 | 679 | benches.extend([ |
|
680 | 680 | (makebench(deltaiter), b'cg1 deltaiter()'), |
|
681 | 681 | (makebench(iterchunks), b'cg1 getchunks()'), |
|
682 | 682 | (makereadnbytes(8192), b'cg1 read(8k)'), |
|
683 | 683 | (makereadnbytes(16384), b'cg1 read(16k)'), |
|
684 | 684 | (makereadnbytes(32768), b'cg1 read(32k)'), |
|
685 | 685 | (makereadnbytes(131072), b'cg1 read(128k)'), |
|
686 | 686 | ]) |
|
687 | 687 | elif isinstance(bundle, bundle2.unbundle20): |
|
688 | 688 | benches.extend([ |
|
689 | 689 | (makebench(forwardchunks), b'bundle2 forwardchunks()'), |
|
690 | 690 | (makebench(iterparts), b'bundle2 iterparts()'), |
|
691 | 691 | (makebench(iterpartsseekable), b'bundle2 iterparts() seekable'), |
|
692 | 692 | (makebench(seek), b'bundle2 part seek()'), |
|
693 | 693 | (makepartreadnbytes(8192), b'bundle2 part read(8k)'), |
|
694 | 694 | (makepartreadnbytes(16384), b'bundle2 part read(16k)'), |
|
695 | 695 | (makepartreadnbytes(32768), b'bundle2 part read(32k)'), |
|
696 | 696 | (makepartreadnbytes(131072), b'bundle2 part read(128k)'), |
|
697 | 697 | ]) |
|
698 | 698 | elif isinstance(bundle, streamclone.streamcloneapplier): |
|
699 | 699 | raise error.Abort(b'stream clone bundles not supported') |
|
700 | 700 | else: |
|
701 | 701 | raise error.Abort(b'unhandled bundle type: %s' % type(bundle)) |
|
702 | 702 | |
|
703 | 703 | for fn, title in benches: |
|
704 | 704 | timer, fm = gettimer(ui, opts) |
|
705 | 705 | timer(fn, title=title) |
|
706 | 706 | fm.end() |
|
707 | 707 | |
|
708 | 708 | @command(b'perfchangegroupchangelog', formatteropts + |
|
709 | 709 | [(b'', b'version', b'02', b'changegroup version'), |
|
710 | 710 | (b'r', b'rev', b'', b'revisions to add to changegroup')]) |
|
711 | 711 | def perfchangegroupchangelog(ui, repo, version=b'02', rev=None, **opts): |
|
712 | 712 | """Benchmark producing a changelog group for a changegroup. |
|
713 | 713 | |
|
714 | 714 | This measures the time spent processing the changelog during a |
|
715 | 715 | bundle operation. This occurs during `hg bundle` and on a server |
|
716 | 716 | processing a `getbundle` wire protocol request (handles clones |
|
717 | 717 | and pull requests). |
|
718 | 718 | |
|
719 | 719 | By default, all revisions are added to the changegroup. |
|
720 | 720 | """ |
|
721 | 721 | opts = _byteskwargs(opts) |
|
722 | 722 | cl = repo.changelog |
|
723 | 723 | nodes = [cl.lookup(r) for r in repo.revs(rev or b'all()')] |
|
724 | 724 | bundler = changegroup.getbundler(version, repo) |
|
725 | 725 | |
|
726 | 726 | def d(): |
|
727 | 727 | state, chunks = bundler._generatechangelog(cl, nodes) |
|
728 | 728 | for chunk in chunks: |
|
729 | 729 | pass |
|
730 | 730 | |
|
731 | 731 | timer, fm = gettimer(ui, opts) |
|
732 | 732 | |
|
733 | 733 | # Terminal printing can interfere with timing. So disable it. |
|
734 | 734 | with ui.configoverride({(b'progress', b'disable'): True}): |
|
735 | 735 | timer(d) |
|
736 | 736 | |
|
737 | 737 | fm.end() |
|
738 | 738 | |
|
739 | 739 | @command(b'perfdirs', formatteropts) |
|
740 | 740 | def perfdirs(ui, repo, **opts): |
|
741 | 741 | opts = _byteskwargs(opts) |
|
742 | 742 | timer, fm = gettimer(ui, opts) |
|
743 | 743 | dirstate = repo.dirstate |
|
744 | 744 | b'a' in dirstate |
|
745 | 745 | def d(): |
|
746 | 746 | dirstate.hasdir(b'a') |
|
747 | 747 | del dirstate._map._dirs |
|
748 | 748 | timer(d) |
|
749 | 749 | fm.end() |
|
750 | 750 | |
|
751 | 751 | @command(b'perfdirstate', formatteropts) |
|
752 | 752 | def perfdirstate(ui, repo, **opts): |
|
753 | 753 | opts = _byteskwargs(opts) |
|
754 | 754 | timer, fm = gettimer(ui, opts) |
|
755 | 755 | b"a" in repo.dirstate |
|
756 | 756 | def d(): |
|
757 | 757 | repo.dirstate.invalidate() |
|
758 | 758 | b"a" in repo.dirstate |
|
759 | 759 | timer(d) |
|
760 | 760 | fm.end() |
|
761 | 761 | |
|
762 | 762 | @command(b'perfdirstatedirs', formatteropts) |
|
763 | 763 | def perfdirstatedirs(ui, repo, **opts): |
|
764 | 764 | opts = _byteskwargs(opts) |
|
765 | 765 | timer, fm = gettimer(ui, opts) |
|
766 | 766 | b"a" in repo.dirstate |
|
767 | 767 | def d(): |
|
768 | 768 | repo.dirstate.hasdir(b"a") |
|
769 | 769 | del repo.dirstate._map._dirs |
|
770 | 770 | timer(d) |
|
771 | 771 | fm.end() |
|
772 | 772 | |
|
773 | 773 | @command(b'perfdirstatefoldmap', formatteropts) |
|
774 | 774 | def perfdirstatefoldmap(ui, repo, **opts): |
|
775 | 775 | opts = _byteskwargs(opts) |
|
776 | 776 | timer, fm = gettimer(ui, opts) |
|
777 | 777 | dirstate = repo.dirstate |
|
778 | 778 | b'a' in dirstate |
|
779 | 779 | def d(): |
|
780 | 780 | dirstate._map.filefoldmap.get(b'a') |
|
781 | 781 | del dirstate._map.filefoldmap |
|
782 | 782 | timer(d) |
|
783 | 783 | fm.end() |
|
784 | 784 | |
|
785 | 785 | @command(b'perfdirfoldmap', formatteropts) |
|
786 | 786 | def perfdirfoldmap(ui, repo, **opts): |
|
787 | 787 | opts = _byteskwargs(opts) |
|
788 | 788 | timer, fm = gettimer(ui, opts) |
|
789 | 789 | dirstate = repo.dirstate |
|
790 | 790 | b'a' in dirstate |
|
791 | 791 | def d(): |
|
792 | 792 | dirstate._map.dirfoldmap.get(b'a') |
|
793 | 793 | del dirstate._map.dirfoldmap |
|
794 | 794 | del dirstate._map._dirs |
|
795 | 795 | timer(d) |
|
796 | 796 | fm.end() |
|
797 | 797 | |
|
798 | 798 | @command(b'perfdirstatewrite', formatteropts) |
|
799 | 799 | def perfdirstatewrite(ui, repo, **opts): |
|
800 | 800 | opts = _byteskwargs(opts) |
|
801 | 801 | timer, fm = gettimer(ui, opts) |
|
802 | 802 | ds = repo.dirstate |
|
803 | 803 | b"a" in ds |
|
804 | 804 | def d(): |
|
805 | 805 | ds._dirty = True |
|
806 | 806 | ds.write(repo.currenttransaction()) |
|
807 | 807 | timer(d) |
|
808 | 808 | fm.end() |
|
809 | 809 | |
|
810 | 810 | @command(b'perfmergecalculate', |
|
811 | 811 | [(b'r', b'rev', b'.', b'rev to merge against')] + formatteropts) |
|
812 | 812 | def perfmergecalculate(ui, repo, rev, **opts): |
|
813 | 813 | opts = _byteskwargs(opts) |
|
814 | 814 | timer, fm = gettimer(ui, opts) |
|
815 | 815 | wctx = repo[None] |
|
816 | 816 | rctx = scmutil.revsingle(repo, rev, rev) |
|
817 | 817 | ancestor = wctx.ancestor(rctx) |
|
818 | 818 | # we don't want working dir files to be stat'd in the benchmark, so prime |
|
819 | 819 | # that cache |
|
820 | 820 | wctx.dirty() |
|
821 | 821 | def d(): |
|
822 | 822 | # acceptremote is True because we don't want prompts in the middle of |
|
823 | 823 | # our benchmark |
|
824 | 824 | merge.calculateupdates(repo, wctx, rctx, [ancestor], False, False, |
|
825 | 825 | acceptremote=True, followcopies=True) |
|
826 | 826 | timer(d) |
|
827 | 827 | fm.end() |
|
828 | 828 | |
|
829 | 829 | @command(b'perfpathcopies', [], b"REV REV") |
|
830 | 830 | def perfpathcopies(ui, repo, rev1, rev2, **opts): |
|
831 | 831 | opts = _byteskwargs(opts) |
|
832 | 832 | timer, fm = gettimer(ui, opts) |
|
833 | 833 | ctx1 = scmutil.revsingle(repo, rev1, rev1) |
|
834 | 834 | ctx2 = scmutil.revsingle(repo, rev2, rev2) |
|
835 | 835 | def d(): |
|
836 | 836 | copies.pathcopies(ctx1, ctx2) |
|
837 | 837 | timer(d) |
|
838 | 838 | fm.end() |
|
839 | 839 | |
|
840 | 840 | @command(b'perfphases', |
|
841 | 841 | [(b'', b'full', False, b'include file reading time too'), |
|
842 | 842 | ], b"") |
|
843 | 843 | def perfphases(ui, repo, **opts): |
|
844 | 844 | """benchmark phasesets computation""" |
|
845 | 845 | opts = _byteskwargs(opts) |
|
846 | 846 | timer, fm = gettimer(ui, opts) |
|
847 | 847 | _phases = repo._phasecache |
|
848 | 848 | full = opts.get(b'full') |
|
849 | 849 | def d(): |
|
850 | 850 | phases = _phases |
|
851 | 851 | if full: |
|
852 | 852 | clearfilecache(repo, b'_phasecache') |
|
853 | 853 | phases = repo._phasecache |
|
854 | 854 | phases.invalidate() |
|
855 | 855 | phases.loadphaserevs(repo) |
|
856 | 856 | timer(d) |
|
857 | 857 | fm.end() |
|
858 | 858 | |
|
859 | 859 | @command(b'perfphasesremote', |
|
860 | 860 | [], b"[DEST]") |
|
861 | 861 | def perfphasesremote(ui, repo, dest=None, **opts): |
|
862 | 862 | """benchmark time needed to analyse phases of the remote server""" |
|
863 | 863 | from mercurial.node import ( |
|
864 | 864 | bin, |
|
865 | 865 | ) |
|
866 | 866 | from mercurial import ( |
|
867 | 867 | exchange, |
|
868 | 868 | hg, |
|
869 | 869 | phases, |
|
870 | 870 | ) |
|
871 | 871 | opts = _byteskwargs(opts) |
|
872 | 872 | timer, fm = gettimer(ui, opts) |
|
873 | 873 | |
|
874 | 874 | path = ui.paths.getpath(dest, default=(b'default-push', b'default')) |
|
875 | 875 | if not path: |
|
876 | 876 | raise error.Abort((b'default repository not configured!'), |
|
877 | 877 | hint=(b"see 'hg help config.paths'")) |
|
878 | 878 | dest = path.pushloc or path.loc |
|
879 | 879 | branches = (path.branch, opts.get(b'branch') or []) |
|
880 | 880 | ui.status((b'analysing phase of %s\n') % util.hidepassword(dest)) |
|
881 | 881 | revs, checkout = hg.addbranchrevs(repo, repo, branches, opts.get(b'rev')) |
|
882 | 882 | other = hg.peer(repo, opts, dest) |
|
883 | 883 | |
|
884 | 884 | # easier to perform discovery through the operation |
|
885 | 885 | op = exchange.pushoperation(repo, other) |
|
886 | 886 | exchange._pushdiscoverychangeset(op) |
|
887 | 887 | |
|
888 | 888 | remotesubset = op.fallbackheads |
|
889 | 889 | |
|
890 | 890 | with other.commandexecutor() as e: |
|
891 | 891 | remotephases = e.callcommand(b'listkeys', |
|
892 | 892 | {b'namespace': b'phases'}).result() |
|
893 | 893 | del other |
|
894 | 894 | publishing = remotephases.get(b'publishing', False) |
|
895 | 895 | if publishing: |
|
896 | 896 | ui.status((b'publishing: yes\n')) |
|
897 | 897 | else: |
|
898 | 898 | ui.status((b'publishing: no\n')) |
|
899 | 899 | |
|
900 | 900 | nodemap = repo.changelog.nodemap |
|
901 | 901 | nonpublishroots = 0 |
|
902 | 902 | for nhex, phase in remotephases.iteritems(): |
|
903 | 903 | if nhex == b'publishing': # ignore data related to publish option |
|
904 | 904 | continue |
|
905 | 905 | node = bin(nhex) |
|
906 | 906 | if node in nodemap and int(phase): |
|
907 | 907 | nonpublishroots += 1 |
|
908 | 908 | ui.status((b'number of roots: %d\n') % len(remotephases)) |
|
909 | 909 | ui.status((b'number of known non public roots: %d\n') % nonpublishroots) |
|
910 | 910 | def d(): |
|
911 | 911 | phases.remotephasessummary(repo, |
|
912 | 912 | remotesubset, |
|
913 | 913 | remotephases) |
|
914 | 914 | timer(d) |
|
915 | 915 | fm.end() |
|
916 | 916 | |
|
917 | 917 | @command(b'perfmanifest',[ |
|
918 | 918 | (b'm', b'manifest-rev', False, b'Look up a manifest node revision'), |
|
919 | 919 | (b'', b'clear-disk', False, b'clear on-disk caches too'), |
|
920 | 920 | ] + formatteropts, b'REV|NODE') |
|
921 | 921 | def perfmanifest(ui, repo, rev, manifest_rev=False, clear_disk=False, **opts): |
|
922 | 922 | """benchmark the time to read a manifest from disk and return a usable |
|
923 | 923 | dict-like object |
|
924 | 924 | |
|
925 | 925 | Manifest caches are cleared before retrieval.""" |
|
926 | 926 | opts = _byteskwargs(opts) |
|
927 | 927 | timer, fm = gettimer(ui, opts) |
|
928 | 928 | if not manifest_rev: |
|
929 | 929 | ctx = scmutil.revsingle(repo, rev, rev) |
|
930 | 930 | t = ctx.manifestnode() |
|
931 | 931 | else: |
|
932 | 932 | from mercurial.node import bin |
|
933 | 933 | |
|
934 | 934 | if len(rev) == 40: |
|
935 | 935 | t = bin(rev) |
|
936 | 936 | else: |
|
937 | 937 | try: |
|
938 | 938 | rev = int(rev) |
|
939 | 939 | |
|
940 | 940 | if util.safehasattr(repo.manifestlog, b'getstorage'): |
|
941 | 941 | t = repo.manifestlog.getstorage(b'').node(rev) |
|
942 | 942 | else: |
|
943 | 943 | t = repo.manifestlog._revlog.lookup(rev) |
|
944 | 944 | except ValueError: |
|
945 | 945 | raise error.Abort(b'manifest revision must be integer or full ' |
|
946 | 946 | b'node') |
|
947 | 947 | def d(): |
|
948 | 948 | repo.manifestlog.clearcaches(clear_persisted_data=clear_disk) |
|
949 | 949 | repo.manifestlog[t].read() |
|
950 | 950 | timer(d) |
|
951 | 951 | fm.end() |
|
952 | 952 | |
|
953 | 953 | @command(b'perfchangeset', formatteropts) |
|
954 | 954 | def perfchangeset(ui, repo, rev, **opts): |
|
955 | 955 | opts = _byteskwargs(opts) |
|
956 | 956 | timer, fm = gettimer(ui, opts) |
|
957 | 957 | n = scmutil.revsingle(repo, rev).node() |
|
958 | 958 | def d(): |
|
959 | 959 | repo.changelog.read(n) |
|
960 | 960 | #repo.changelog._cache = None |
|
961 | 961 | timer(d) |
|
962 | 962 | fm.end() |
|
963 | 963 | |
|
964 | 964 | @command(b'perfindex', formatteropts) |
|
965 | 965 | def perfindex(ui, repo, **opts): |
|
966 | 966 | import mercurial.revlog |
|
967 | 967 | opts = _byteskwargs(opts) |
|
968 | 968 | timer, fm = gettimer(ui, opts) |
|
969 | 969 | mercurial.revlog._prereadsize = 2**24 # disable lazy parser in old hg |
|
970 | 970 | n = repo[b"tip"].node() |
|
971 | 971 | svfs = getsvfs(repo) |
|
972 | 972 | def d(): |
|
973 | 973 | cl = mercurial.revlog.revlog(svfs, b"00changelog.i") |
|
974 | 974 | cl.rev(n) |
|
975 | 975 | timer(d) |
|
976 | 976 | fm.end() |
|
977 | 977 | |
|
978 | 978 | @command(b'perfstartup', formatteropts) |
|
979 | 979 | def perfstartup(ui, repo, **opts): |
|
980 | 980 | opts = _byteskwargs(opts) |
|
981 | 981 | timer, fm = gettimer(ui, opts) |
|
982 | 982 | def d(): |
|
983 | 983 | if os.name != r'nt': |
|
984 | 984 | os.system(b"HGRCPATH= %s version -q > /dev/null" % |
|
985 | 985 | fsencode(sys.argv[0])) |
|
986 | 986 | else: |
|
987 | 987 | os.environ[r'HGRCPATH'] = r' ' |
|
988 | 988 | os.system(r"%s version -q > NUL" % sys.argv[0]) |
|
989 | 989 | timer(d) |
|
990 | 990 | fm.end() |
|
991 | 991 | |
|
992 | 992 | @command(b'perfparents', formatteropts) |
|
993 | 993 | def perfparents(ui, repo, **opts): |
|
994 | 994 | opts = _byteskwargs(opts) |
|
995 | 995 | timer, fm = gettimer(ui, opts) |
|
996 | 996 | # control the number of commits perfparents iterates over |
|
997 | 997 | # experimental config: perf.parentscount |
|
998 | 998 | count = getint(ui, b"perf", b"parentscount", 1000) |
|
999 | 999 | if len(repo.changelog) < count: |
|
1000 | 1000 | raise error.Abort(b"repo needs %d commits for this test" % count) |
|
1001 | 1001 | repo = repo.unfiltered() |
|
1002 | 1002 | nl = [repo.changelog.node(i) for i in _xrange(count)] |
|
1003 | 1003 | def d(): |
|
1004 | 1004 | for n in nl: |
|
1005 | 1005 | repo.changelog.parents(n) |
|
1006 | 1006 | timer(d) |
|
1007 | 1007 | fm.end() |
|
1008 | 1008 | |
|
1009 | 1009 | @command(b'perfctxfiles', formatteropts) |
|
1010 | 1010 | def perfctxfiles(ui, repo, x, **opts): |
|
1011 | 1011 | opts = _byteskwargs(opts) |
|
1012 | 1012 | x = int(x) |
|
1013 | 1013 | timer, fm = gettimer(ui, opts) |
|
1014 | 1014 | def d(): |
|
1015 | 1015 | len(repo[x].files()) |
|
1016 | 1016 | timer(d) |
|
1017 | 1017 | fm.end() |
|
1018 | 1018 | |
|
1019 | 1019 | @command(b'perfrawfiles', formatteropts) |
|
1020 | 1020 | def perfrawfiles(ui, repo, x, **opts): |
|
1021 | 1021 | opts = _byteskwargs(opts) |
|
1022 | 1022 | x = int(x) |
|
1023 | 1023 | timer, fm = gettimer(ui, opts) |
|
1024 | 1024 | cl = repo.changelog |
|
1025 | 1025 | def d(): |
|
1026 | 1026 | len(cl.read(x)[3]) |
|
1027 | 1027 | timer(d) |
|
1028 | 1028 | fm.end() |
|
1029 | 1029 | |
|
1030 | 1030 | @command(b'perflookup', formatteropts) |
|
1031 | 1031 | def perflookup(ui, repo, rev, **opts): |
|
1032 | 1032 | opts = _byteskwargs(opts) |
|
1033 | 1033 | timer, fm = gettimer(ui, opts) |
|
1034 | 1034 | timer(lambda: len(repo.lookup(rev))) |
|
1035 | 1035 | fm.end() |
|
1036 | 1036 | |
|
1037 | 1037 | @command(b'perflinelogedits', |
|
1038 | 1038 | [(b'n', b'edits', 10000, b'number of edits'), |
|
1039 | 1039 | (b'', b'max-hunk-lines', 10, b'max lines in a hunk'), |
|
1040 | 1040 | ], norepo=True) |
|
1041 | 1041 | def perflinelogedits(ui, **opts): |
|
1042 | 1042 | from mercurial import linelog |
|
1043 | 1043 | |
|
1044 | 1044 | opts = _byteskwargs(opts) |
|
1045 | 1045 | |
|
1046 | 1046 | edits = opts[b'edits'] |
|
1047 | 1047 | maxhunklines = opts[b'max_hunk_lines'] |
|
1048 | 1048 | |
|
1049 | 1049 | maxb1 = 100000 |
|
1050 | 1050 | random.seed(0) |
|
1051 | 1051 | randint = random.randint |
|
1052 | 1052 | currentlines = 0 |
|
1053 | 1053 | arglist = [] |
|
1054 | 1054 | for rev in _xrange(edits): |
|
1055 | 1055 | a1 = randint(0, currentlines) |
|
1056 | 1056 | a2 = randint(a1, min(currentlines, a1 + maxhunklines)) |
|
1057 | 1057 | b1 = randint(0, maxb1) |
|
1058 | 1058 | b2 = randint(b1, b1 + maxhunklines) |
|
1059 | 1059 | currentlines += (b2 - b1) - (a2 - a1) |
|
1060 | 1060 | arglist.append((rev, a1, a2, b1, b2)) |
|
1061 | 1061 | |
|
1062 | 1062 | def d(): |
|
1063 | 1063 | ll = linelog.linelog() |
|
1064 | 1064 | for args in arglist: |
|
1065 | 1065 | ll.replacelines(*args) |
|
1066 | 1066 | |
|
1067 | 1067 | timer, fm = gettimer(ui, opts) |
|
1068 | 1068 | timer(d) |
|
1069 | 1069 | fm.end() |
|
1070 | 1070 | |
|
1071 | 1071 | @command(b'perfrevrange', formatteropts) |
|
1072 | 1072 | def perfrevrange(ui, repo, *specs, **opts): |
|
1073 | 1073 | opts = _byteskwargs(opts) |
|
1074 | 1074 | timer, fm = gettimer(ui, opts) |
|
1075 | 1075 | revrange = scmutil.revrange |
|
1076 | 1076 | timer(lambda: len(revrange(repo, specs))) |
|
1077 | 1077 | fm.end() |
|
1078 | 1078 | |
|
1079 | 1079 | @command(b'perfnodelookup', formatteropts) |
|
1080 | 1080 | def perfnodelookup(ui, repo, rev, **opts): |
|
1081 | 1081 | opts = _byteskwargs(opts) |
|
1082 | 1082 | timer, fm = gettimer(ui, opts) |
|
1083 | 1083 | import mercurial.revlog |
|
1084 | 1084 | mercurial.revlog._prereadsize = 2**24 # disable lazy parser in old hg |
|
1085 | 1085 | n = scmutil.revsingle(repo, rev).node() |
|
1086 | 1086 | cl = mercurial.revlog.revlog(getsvfs(repo), b"00changelog.i") |
|
1087 | 1087 | def d(): |
|
1088 | 1088 | cl.rev(n) |
|
1089 | 1089 | clearcaches(cl) |
|
1090 | 1090 | timer(d) |
|
1091 | 1091 | fm.end() |
|
1092 | 1092 | |
|
1093 | 1093 | @command(b'perflog', |
|
1094 | 1094 | [(b'', b'rename', False, b'ask log to follow renames') |
|
1095 | 1095 | ] + formatteropts) |
|
1096 | 1096 | def perflog(ui, repo, rev=None, **opts): |
|
1097 | 1097 | opts = _byteskwargs(opts) |
|
1098 | 1098 | if rev is None: |
|
1099 | 1099 | rev=[] |
|
1100 | 1100 | timer, fm = gettimer(ui, opts) |
|
1101 | 1101 | ui.pushbuffer() |
|
1102 | 1102 | timer(lambda: commands.log(ui, repo, rev=rev, date=b'', user=b'', |
|
1103 | 1103 | copies=opts.get(b'rename'))) |
|
1104 | 1104 | ui.popbuffer() |
|
1105 | 1105 | fm.end() |
|
1106 | 1106 | |
|
1107 | 1107 | @command(b'perfmoonwalk', formatteropts) |
|
1108 | 1108 | def perfmoonwalk(ui, repo, **opts): |
|
1109 | 1109 | """benchmark walking the changelog backwards |
|
1110 | 1110 | |
|
1111 | 1111 | This also loads the changelog data for each revision in the changelog. |
|
1112 | 1112 | """ |
|
1113 | 1113 | opts = _byteskwargs(opts) |
|
1114 | 1114 | timer, fm = gettimer(ui, opts) |
|
1115 | 1115 | def moonwalk(): |
|
1116 | 1116 | for i in repo.changelog.revs(start=(len(repo) - 1), stop=-1): |
|
1117 | 1117 | ctx = repo[i] |
|
1118 | 1118 | ctx.branch() # read changelog data (in addition to the index) |
|
1119 | 1119 | timer(moonwalk) |
|
1120 | 1120 | fm.end() |
|
1121 | 1121 | |
|
1122 | 1122 | @command(b'perftemplating', |
|
1123 | 1123 | [(b'r', b'rev', [], b'revisions to run the template on'), |
|
1124 | 1124 | ] + formatteropts) |
|
1125 | 1125 | def perftemplating(ui, repo, testedtemplate=None, **opts): |
|
1126 | 1126 | """test the rendering time of a given template""" |
|
1127 | 1127 | if makelogtemplater is None: |
|
1128 | 1128 | raise error.Abort((b"perftemplating not available with this Mercurial"), |
|
1129 | 1129 | hint=b"use 4.3 or later") |
|
1130 | 1130 | |
|
1131 | 1131 | opts = _byteskwargs(opts) |
|
1132 | 1132 | |
|
1133 | 1133 | nullui = ui.copy() |
|
1134 | 1134 | nullui.fout = open(os.devnull, r'wb') |
|
1135 | 1135 | nullui.disablepager() |
|
1136 | 1136 | revs = opts.get(b'rev') |
|
1137 | 1137 | if not revs: |
|
1138 | 1138 | revs = [b'all()'] |
|
1139 | 1139 | revs = list(scmutil.revrange(repo, revs)) |
|
1140 | 1140 | |
|
1141 | 1141 | defaulttemplate = (b'{date|shortdate} [{rev}:{node|short}]' |
|
1142 | 1142 | b' {author|person}: {desc|firstline}\n') |
|
1143 | 1143 | if testedtemplate is None: |
|
1144 | 1144 | testedtemplate = defaulttemplate |
|
1145 | 1145 | displayer = makelogtemplater(nullui, repo, testedtemplate) |
|
1146 | 1146 | def format(): |
|
1147 | 1147 | for r in revs: |
|
1148 | 1148 | ctx = repo[r] |
|
1149 | 1149 | displayer.show(ctx) |
|
1150 | 1150 | displayer.flush(ctx) |
|
1151 | 1151 | |
|
1152 | 1152 | timer, fm = gettimer(ui, opts) |
|
1153 | 1153 | timer(format) |
|
1154 | 1154 | fm.end() |
|
1155 | 1155 | |
|
1156 | 1156 | @command(b'perfhelper-tracecopies', formatteropts + |
|
1157 | 1157 | [ |
|
1158 | 1158 | (b'r', b'revs', [], b'restrict search to these revisions'), |
|
1159 | 1159 | ]) |
|
1160 | 1160 | def perfhelpertracecopies(ui, repo, revs=[], **opts): |
|
1161 | 1161 | """find statistic about potential parameters for the `perftracecopies` |
|
1162 | 1162 | |
|
1163 | 1163 | This command find source-destination pair relevant for copytracing testing. |
|
1164 | 1164 | It report value for some of the parameters that impact copy tracing time. |
|
1165 | 1165 | """ |
|
1166 | 1166 | opts = _byteskwargs(opts) |
|
1167 | 1167 | fm = ui.formatter(b'perf', opts) |
|
1168 | 1168 | header = '%12s %12s %12s %12s\n' |
|
1169 | 1169 | output = ("%(source)12s %(destination)12s " |
|
1170 | 1170 | "%(nbrevs)12d %(nbmissingfiles)12d\n") |
|
1171 | 1171 | fm.plain(header % ("source", "destination", "nb-revs", "nb-files")) |
|
1172 | 1172 | |
|
1173 | 1173 | if not revs: |
|
1174 | 1174 | revs = ['all()'] |
|
1175 | 1175 | revs = scmutil.revrange(repo, revs) |
|
1176 | 1176 | |
|
1177 | 1177 | roi = repo.revs('merge() and %ld', revs) |
|
1178 | 1178 | for r in roi: |
|
1179 | 1179 | ctx = repo[r] |
|
1180 | 1180 | p1 = ctx.p1().rev() |
|
1181 | 1181 | p2 = ctx.p2().rev() |
|
1182 | 1182 | bases = repo.changelog._commonancestorsheads(p1, p2) |
|
1183 | 1183 | for p in (p1, p2): |
|
1184 | 1184 | for b in bases: |
|
1185 | 1185 | base = repo[b] |
|
1186 | 1186 | parent = repo[p] |
|
1187 | 1187 | missing = copies._computeforwardmissing(base, parent) |
|
1188 | 1188 | if not missing: |
|
1189 | 1189 | continue |
|
1190 | 1190 | fm.startitem() |
|
1191 | 1191 | data = { |
|
1192 | 1192 | b'source': base.hex(), |
|
1193 | 1193 | b'destination': parent.hex(), |
|
1194 | 1194 | b'nbrevs': len(repo.revs('%d::%d', b, p)), |
|
1195 | 1195 | b'nbmissingfiles': len(missing), |
|
1196 | 1196 | } |
|
1197 | 1197 | fm.data(**data) |
|
1198 | 1198 | out = data.copy() |
|
1199 | 1199 | out['source'] = fm.hexfunc(base.node()) |
|
1200 | 1200 | out['destination'] = fm.hexfunc(parent.node()) |
|
1201 | 1201 | fm.plain(output % out) |
|
1202 | 1202 | fm.end() |
|
1203 | 1203 | |
|
1204 | 1204 | @command(b'perfcca', formatteropts) |
|
1205 | 1205 | def perfcca(ui, repo, **opts): |
|
1206 | 1206 | opts = _byteskwargs(opts) |
|
1207 | 1207 | timer, fm = gettimer(ui, opts) |
|
1208 | 1208 | timer(lambda: scmutil.casecollisionauditor(ui, False, repo.dirstate)) |
|
1209 | 1209 | fm.end() |
|
1210 | 1210 | |
|
1211 | 1211 | @command(b'perffncacheload', formatteropts) |
|
1212 | 1212 | def perffncacheload(ui, repo, **opts): |
|
1213 | 1213 | opts = _byteskwargs(opts) |
|
1214 | 1214 | timer, fm = gettimer(ui, opts) |
|
1215 | 1215 | s = repo.store |
|
1216 | 1216 | def d(): |
|
1217 | 1217 | s.fncache._load() |
|
1218 | 1218 | timer(d) |
|
1219 | 1219 | fm.end() |
|
1220 | 1220 | |
|
1221 | 1221 | @command(b'perffncachewrite', formatteropts) |
|
1222 | 1222 | def perffncachewrite(ui, repo, **opts): |
|
1223 | 1223 | opts = _byteskwargs(opts) |
|
1224 | 1224 | timer, fm = gettimer(ui, opts) |
|
1225 | 1225 | s = repo.store |
|
1226 | 1226 | lock = repo.lock() |
|
1227 | 1227 | s.fncache._load() |
|
1228 | 1228 | tr = repo.transaction(b'perffncachewrite') |
|
1229 | 1229 | tr.addbackup(b'fncache') |
|
1230 | 1230 | def d(): |
|
1231 | 1231 | s.fncache._dirty = True |
|
1232 | 1232 | s.fncache.write(tr) |
|
1233 | 1233 | timer(d) |
|
1234 | 1234 | tr.close() |
|
1235 | 1235 | lock.release() |
|
1236 | 1236 | fm.end() |
|
1237 | 1237 | |
|
1238 | 1238 | @command(b'perffncacheencode', formatteropts) |
|
1239 | 1239 | def perffncacheencode(ui, repo, **opts): |
|
1240 | 1240 | opts = _byteskwargs(opts) |
|
1241 | 1241 | timer, fm = gettimer(ui, opts) |
|
1242 | 1242 | s = repo.store |
|
1243 | 1243 | s.fncache._load() |
|
1244 | 1244 | def d(): |
|
1245 | 1245 | for p in s.fncache.entries: |
|
1246 | 1246 | s.encode(p) |
|
1247 | 1247 | timer(d) |
|
1248 | 1248 | fm.end() |
|
1249 | 1249 | |
|
1250 | 1250 | def _bdiffworker(q, blocks, xdiff, ready, done): |
|
1251 | 1251 | while not done.is_set(): |
|
1252 | 1252 | pair = q.get() |
|
1253 | 1253 | while pair is not None: |
|
1254 | 1254 | if xdiff: |
|
1255 | 1255 | mdiff.bdiff.xdiffblocks(*pair) |
|
1256 | 1256 | elif blocks: |
|
1257 | 1257 | mdiff.bdiff.blocks(*pair) |
|
1258 | 1258 | else: |
|
1259 | 1259 | mdiff.textdiff(*pair) |
|
1260 | 1260 | q.task_done() |
|
1261 | 1261 | pair = q.get() |
|
1262 | 1262 | q.task_done() # for the None one |
|
1263 | 1263 | with ready: |
|
1264 | 1264 | ready.wait() |
|
1265 | 1265 | |
|
1266 | 1266 | def _manifestrevision(repo, mnode): |
|
1267 | 1267 | ml = repo.manifestlog |
|
1268 | 1268 | |
|
1269 | 1269 | if util.safehasattr(ml, b'getstorage'): |
|
1270 | 1270 | store = ml.getstorage(b'') |
|
1271 | 1271 | else: |
|
1272 | 1272 | store = ml._revlog |
|
1273 | 1273 | |
|
1274 | 1274 | return store.revision(mnode) |
|
1275 | 1275 | |
|
1276 | 1276 | @command(b'perfbdiff', revlogopts + formatteropts + [ |
|
1277 | 1277 | (b'', b'count', 1, b'number of revisions to test (when using --startrev)'), |
|
1278 | 1278 | (b'', b'alldata', False, b'test bdiffs for all associated revisions'), |
|
1279 | 1279 | (b'', b'threads', 0, b'number of thread to use (disable with 0)'), |
|
1280 | 1280 | (b'', b'blocks', False, b'test computing diffs into blocks'), |
|
1281 | 1281 | (b'', b'xdiff', False, b'use xdiff algorithm'), |
|
1282 | 1282 | ], |
|
1283 | 1283 | |
|
1284 | 1284 | b'-c|-m|FILE REV') |
|
1285 | 1285 | def perfbdiff(ui, repo, file_, rev=None, count=None, threads=0, **opts): |
|
1286 | 1286 | """benchmark a bdiff between revisions |
|
1287 | 1287 | |
|
1288 | 1288 | By default, benchmark a bdiff between its delta parent and itself. |
|
1289 | 1289 | |
|
1290 | 1290 | With ``--count``, benchmark bdiffs between delta parents and self for N |
|
1291 | 1291 | revisions starting at the specified revision. |
|
1292 | 1292 | |
|
1293 | 1293 | With ``--alldata``, assume the requested revision is a changeset and |
|
1294 | 1294 | measure bdiffs for all changes related to that changeset (manifest |
|
1295 | 1295 | and filelogs). |
|
1296 | 1296 | """ |
|
1297 | 1297 | opts = _byteskwargs(opts) |
|
1298 | 1298 | |
|
1299 | 1299 | if opts[b'xdiff'] and not opts[b'blocks']: |
|
1300 | 1300 | raise error.CommandError(b'perfbdiff', b'--xdiff requires --blocks') |
|
1301 | 1301 | |
|
1302 | 1302 | if opts[b'alldata']: |
|
1303 | 1303 | opts[b'changelog'] = True |
|
1304 | 1304 | |
|
1305 | 1305 | if opts.get(b'changelog') or opts.get(b'manifest'): |
|
1306 | 1306 | file_, rev = None, file_ |
|
1307 | 1307 | elif rev is None: |
|
1308 | 1308 | raise error.CommandError(b'perfbdiff', b'invalid arguments') |
|
1309 | 1309 | |
|
1310 | 1310 | blocks = opts[b'blocks'] |
|
1311 | 1311 | xdiff = opts[b'xdiff'] |
|
1312 | 1312 | textpairs = [] |
|
1313 | 1313 | |
|
1314 | 1314 | r = cmdutil.openrevlog(repo, b'perfbdiff', file_, opts) |
|
1315 | 1315 | |
|
1316 | 1316 | startrev = r.rev(r.lookup(rev)) |
|
1317 | 1317 | for rev in range(startrev, min(startrev + count, len(r) - 1)): |
|
1318 | 1318 | if opts[b'alldata']: |
|
1319 | 1319 | # Load revisions associated with changeset. |
|
1320 | 1320 | ctx = repo[rev] |
|
1321 | 1321 | mtext = _manifestrevision(repo, ctx.manifestnode()) |
|
1322 | 1322 | for pctx in ctx.parents(): |
|
1323 | 1323 | pman = _manifestrevision(repo, pctx.manifestnode()) |
|
1324 | 1324 | textpairs.append((pman, mtext)) |
|
1325 | 1325 | |
|
1326 | 1326 | # Load filelog revisions by iterating manifest delta. |
|
1327 | 1327 | man = ctx.manifest() |
|
1328 | 1328 | pman = ctx.p1().manifest() |
|
1329 | 1329 | for filename, change in pman.diff(man).items(): |
|
1330 | 1330 | fctx = repo.file(filename) |
|
1331 | 1331 | f1 = fctx.revision(change[0][0] or -1) |
|
1332 | 1332 | f2 = fctx.revision(change[1][0] or -1) |
|
1333 | 1333 | textpairs.append((f1, f2)) |
|
1334 | 1334 | else: |
|
1335 | 1335 | dp = r.deltaparent(rev) |
|
1336 | 1336 | textpairs.append((r.revision(dp), r.revision(rev))) |
|
1337 | 1337 | |
|
1338 | 1338 | withthreads = threads > 0 |
|
1339 | 1339 | if not withthreads: |
|
1340 | 1340 | def d(): |
|
1341 | 1341 | for pair in textpairs: |
|
1342 | 1342 | if xdiff: |
|
1343 | 1343 | mdiff.bdiff.xdiffblocks(*pair) |
|
1344 | 1344 | elif blocks: |
|
1345 | 1345 | mdiff.bdiff.blocks(*pair) |
|
1346 | 1346 | else: |
|
1347 | 1347 | mdiff.textdiff(*pair) |
|
1348 | 1348 | else: |
|
1349 | 1349 | q = queue() |
|
1350 | 1350 | for i in _xrange(threads): |
|
1351 | 1351 | q.put(None) |
|
1352 | 1352 | ready = threading.Condition() |
|
1353 | 1353 | done = threading.Event() |
|
1354 | 1354 | for i in _xrange(threads): |
|
1355 | 1355 | threading.Thread(target=_bdiffworker, |
|
1356 | 1356 | args=(q, blocks, xdiff, ready, done)).start() |
|
1357 | 1357 | q.join() |
|
1358 | 1358 | def d(): |
|
1359 | 1359 | for pair in textpairs: |
|
1360 | 1360 | q.put(pair) |
|
1361 | 1361 | for i in _xrange(threads): |
|
1362 | 1362 | q.put(None) |
|
1363 | 1363 | with ready: |
|
1364 | 1364 | ready.notify_all() |
|
1365 | 1365 | q.join() |
|
1366 | 1366 | timer, fm = gettimer(ui, opts) |
|
1367 | 1367 | timer(d) |
|
1368 | 1368 | fm.end() |
|
1369 | 1369 | |
|
1370 | 1370 | if withthreads: |
|
1371 | 1371 | done.set() |
|
1372 | 1372 | for i in _xrange(threads): |
|
1373 | 1373 | q.put(None) |
|
1374 | 1374 | with ready: |
|
1375 | 1375 | ready.notify_all() |
|
1376 | 1376 | |
|
1377 | 1377 | @command(b'perfunidiff', revlogopts + formatteropts + [ |
|
1378 | 1378 | (b'', b'count', 1, b'number of revisions to test (when using --startrev)'), |
|
1379 | 1379 | (b'', b'alldata', False, b'test unidiffs for all associated revisions'), |
|
1380 | 1380 | ], b'-c|-m|FILE REV') |
|
1381 | 1381 | def perfunidiff(ui, repo, file_, rev=None, count=None, **opts): |
|
1382 | 1382 | """benchmark a unified diff between revisions |
|
1383 | 1383 | |
|
1384 | 1384 | This doesn't include any copy tracing - it's just a unified diff |
|
1385 | 1385 | of the texts. |
|
1386 | 1386 | |
|
1387 | 1387 | By default, benchmark a diff between its delta parent and itself. |
|
1388 | 1388 | |
|
1389 | 1389 | With ``--count``, benchmark diffs between delta parents and self for N |
|
1390 | 1390 | revisions starting at the specified revision. |
|
1391 | 1391 | |
|
1392 | 1392 | With ``--alldata``, assume the requested revision is a changeset and |
|
1393 | 1393 | measure diffs for all changes related to that changeset (manifest |
|
1394 | 1394 | and filelogs). |
|
1395 | 1395 | """ |
|
1396 | 1396 | opts = _byteskwargs(opts) |
|
1397 | 1397 | if opts[b'alldata']: |
|
1398 | 1398 | opts[b'changelog'] = True |
|
1399 | 1399 | |
|
1400 | 1400 | if opts.get(b'changelog') or opts.get(b'manifest'): |
|
1401 | 1401 | file_, rev = None, file_ |
|
1402 | 1402 | elif rev is None: |
|
1403 | 1403 | raise error.CommandError(b'perfunidiff', b'invalid arguments') |
|
1404 | 1404 | |
|
1405 | 1405 | textpairs = [] |
|
1406 | 1406 | |
|
1407 | 1407 | r = cmdutil.openrevlog(repo, b'perfunidiff', file_, opts) |
|
1408 | 1408 | |
|
1409 | 1409 | startrev = r.rev(r.lookup(rev)) |
|
1410 | 1410 | for rev in range(startrev, min(startrev + count, len(r) - 1)): |
|
1411 | 1411 | if opts[b'alldata']: |
|
1412 | 1412 | # Load revisions associated with changeset. |
|
1413 | 1413 | ctx = repo[rev] |
|
1414 | 1414 | mtext = _manifestrevision(repo, ctx.manifestnode()) |
|
1415 | 1415 | for pctx in ctx.parents(): |
|
1416 | 1416 | pman = _manifestrevision(repo, pctx.manifestnode()) |
|
1417 | 1417 | textpairs.append((pman, mtext)) |
|
1418 | 1418 | |
|
1419 | 1419 | # Load filelog revisions by iterating manifest delta. |
|
1420 | 1420 | man = ctx.manifest() |
|
1421 | 1421 | pman = ctx.p1().manifest() |
|
1422 | 1422 | for filename, change in pman.diff(man).items(): |
|
1423 | 1423 | fctx = repo.file(filename) |
|
1424 | 1424 | f1 = fctx.revision(change[0][0] or -1) |
|
1425 | 1425 | f2 = fctx.revision(change[1][0] or -1) |
|
1426 | 1426 | textpairs.append((f1, f2)) |
|
1427 | 1427 | else: |
|
1428 | 1428 | dp = r.deltaparent(rev) |
|
1429 | 1429 | textpairs.append((r.revision(dp), r.revision(rev))) |
|
1430 | 1430 | |
|
1431 | 1431 | def d(): |
|
1432 | 1432 | for left, right in textpairs: |
|
1433 | 1433 | # The date strings don't matter, so we pass empty strings. |
|
1434 | 1434 | headerlines, hunks = mdiff.unidiff( |
|
1435 | 1435 | left, b'', right, b'', b'left', b'right', binary=False) |
|
1436 | 1436 | # consume iterators in roughly the way patch.py does |
|
1437 | 1437 | b'\n'.join(headerlines) |
|
1438 | 1438 | b''.join(sum((list(hlines) for hrange, hlines in hunks), [])) |
|
1439 | 1439 | timer, fm = gettimer(ui, opts) |
|
1440 | 1440 | timer(d) |
|
1441 | 1441 | fm.end() |
|
1442 | 1442 | |
|
1443 | 1443 | @command(b'perfdiffwd', formatteropts) |
|
1444 | 1444 | def perfdiffwd(ui, repo, **opts): |
|
1445 | 1445 | """Profile diff of working directory changes""" |
|
1446 | 1446 | opts = _byteskwargs(opts) |
|
1447 | 1447 | timer, fm = gettimer(ui, opts) |
|
1448 | 1448 | options = { |
|
1449 | 1449 | 'w': 'ignore_all_space', |
|
1450 | 1450 | 'b': 'ignore_space_change', |
|
1451 | 1451 | 'B': 'ignore_blank_lines', |
|
1452 | 1452 | } |
|
1453 | 1453 | |
|
1454 | 1454 | for diffopt in ('', 'w', 'b', 'B', 'wB'): |
|
1455 | 1455 | opts = dict((options[c], b'1') for c in diffopt) |
|
1456 | 1456 | def d(): |
|
1457 | 1457 | ui.pushbuffer() |
|
1458 | 1458 | commands.diff(ui, repo, **opts) |
|
1459 | 1459 | ui.popbuffer() |
|
1460 | 1460 | diffopt = diffopt.encode('ascii') |
|
1461 | 1461 | title = b'diffopts: %s' % (diffopt and (b'-' + diffopt) or b'none') |
|
1462 | 1462 | timer(d, title=title) |
|
1463 | 1463 | fm.end() |
|
1464 | 1464 | |
|
1465 | 1465 | @command(b'perfrevlogindex', revlogopts + formatteropts, |
|
1466 | 1466 | b'-c|-m|FILE') |
|
1467 | 1467 | def perfrevlogindex(ui, repo, file_=None, **opts): |
|
1468 | 1468 | """Benchmark operations against a revlog index. |
|
1469 | 1469 | |
|
1470 | 1470 | This tests constructing a revlog instance, reading index data, |
|
1471 | 1471 | parsing index data, and performing various operations related to |
|
1472 | 1472 | index data. |
|
1473 | 1473 | """ |
|
1474 | 1474 | |
|
1475 | 1475 | opts = _byteskwargs(opts) |
|
1476 | 1476 | |
|
1477 | 1477 | rl = cmdutil.openrevlog(repo, b'perfrevlogindex', file_, opts) |
|
1478 | 1478 | |
|
1479 | 1479 | opener = getattr(rl, 'opener') # trick linter |
|
1480 | 1480 | indexfile = rl.indexfile |
|
1481 | 1481 | data = opener.read(indexfile) |
|
1482 | 1482 | |
|
1483 | 1483 | header = struct.unpack(b'>I', data[0:4])[0] |
|
1484 | 1484 | version = header & 0xFFFF |
|
1485 | 1485 | if version == 1: |
|
1486 | 1486 | revlogio = revlog.revlogio() |
|
1487 | 1487 | inline = header & (1 << 16) |
|
1488 | 1488 | else: |
|
1489 | 1489 | raise error.Abort((b'unsupported revlog version: %d') % version) |
|
1490 | 1490 | |
|
1491 | 1491 | rllen = len(rl) |
|
1492 | 1492 | |
|
1493 | 1493 | node0 = rl.node(0) |
|
1494 | 1494 | node25 = rl.node(rllen // 4) |
|
1495 | 1495 | node50 = rl.node(rllen // 2) |
|
1496 | 1496 | node75 = rl.node(rllen // 4 * 3) |
|
1497 | 1497 | node100 = rl.node(rllen - 1) |
|
1498 | 1498 | |
|
1499 | 1499 | allrevs = range(rllen) |
|
1500 | 1500 | allrevsrev = list(reversed(allrevs)) |
|
1501 | 1501 | allnodes = [rl.node(rev) for rev in range(rllen)] |
|
1502 | 1502 | allnodesrev = list(reversed(allnodes)) |
|
1503 | 1503 | |
|
1504 | 1504 | def constructor(): |
|
1505 | 1505 | revlog.revlog(opener, indexfile) |
|
1506 | 1506 | |
|
1507 | 1507 | def read(): |
|
1508 | 1508 | with opener(indexfile) as fh: |
|
1509 | 1509 | fh.read() |
|
1510 | 1510 | |
|
1511 | 1511 | def parseindex(): |
|
1512 | 1512 | revlogio.parseindex(data, inline) |
|
1513 | 1513 | |
|
1514 | 1514 | def getentry(revornode): |
|
1515 | 1515 | index = revlogio.parseindex(data, inline)[0] |
|
1516 | 1516 | index[revornode] |
|
1517 | 1517 | |
|
1518 | 1518 | def getentries(revs, count=1): |
|
1519 | 1519 | index = revlogio.parseindex(data, inline)[0] |
|
1520 | 1520 | |
|
1521 | 1521 | for i in range(count): |
|
1522 | 1522 | for rev in revs: |
|
1523 | 1523 | index[rev] |
|
1524 | 1524 | |
|
1525 | 1525 | def resolvenode(node): |
|
1526 | 1526 | nodemap = revlogio.parseindex(data, inline)[1] |
|
1527 | 1527 | # This only works for the C code. |
|
1528 | 1528 | if nodemap is None: |
|
1529 | 1529 | return |
|
1530 | 1530 | |
|
1531 | 1531 | try: |
|
1532 | 1532 | nodemap[node] |
|
1533 | 1533 | except error.RevlogError: |
|
1534 | 1534 | pass |
|
1535 | 1535 | |
|
1536 | 1536 | def resolvenodes(nodes, count=1): |
|
1537 | 1537 | nodemap = revlogio.parseindex(data, inline)[1] |
|
1538 | 1538 | if nodemap is None: |
|
1539 | 1539 | return |
|
1540 | 1540 | |
|
1541 | 1541 | for i in range(count): |
|
1542 | 1542 | for node in nodes: |
|
1543 | 1543 | try: |
|
1544 | 1544 | nodemap[node] |
|
1545 | 1545 | except error.RevlogError: |
|
1546 | 1546 | pass |
|
1547 | 1547 | |
|
1548 | 1548 | benches = [ |
|
1549 | 1549 | (constructor, b'revlog constructor'), |
|
1550 | 1550 | (read, b'read'), |
|
1551 | 1551 | (parseindex, b'create index object'), |
|
1552 | 1552 | (lambda: getentry(0), b'retrieve index entry for rev 0'), |
|
1553 | 1553 | (lambda: resolvenode(b'a' * 20), b'look up missing node'), |
|
1554 | 1554 | (lambda: resolvenode(node0), b'look up node at rev 0'), |
|
1555 | 1555 | (lambda: resolvenode(node25), b'look up node at 1/4 len'), |
|
1556 | 1556 | (lambda: resolvenode(node50), b'look up node at 1/2 len'), |
|
1557 | 1557 | (lambda: resolvenode(node75), b'look up node at 3/4 len'), |
|
1558 | 1558 | (lambda: resolvenode(node100), b'look up node at tip'), |
|
1559 | 1559 | # 2x variation is to measure caching impact. |
|
1560 | 1560 | (lambda: resolvenodes(allnodes), |
|
1561 | 1561 | b'look up all nodes (forward)'), |
|
1562 | 1562 | (lambda: resolvenodes(allnodes, 2), |
|
1563 | 1563 | b'look up all nodes 2x (forward)'), |
|
1564 | 1564 | (lambda: resolvenodes(allnodesrev), |
|
1565 | 1565 | b'look up all nodes (reverse)'), |
|
1566 | 1566 | (lambda: resolvenodes(allnodesrev, 2), |
|
1567 | 1567 | b'look up all nodes 2x (reverse)'), |
|
1568 | 1568 | (lambda: getentries(allrevs), |
|
1569 | 1569 | b'retrieve all index entries (forward)'), |
|
1570 | 1570 | (lambda: getentries(allrevs, 2), |
|
1571 | 1571 | b'retrieve all index entries 2x (forward)'), |
|
1572 | 1572 | (lambda: getentries(allrevsrev), |
|
1573 | 1573 | b'retrieve all index entries (reverse)'), |
|
1574 | 1574 | (lambda: getentries(allrevsrev, 2), |
|
1575 | 1575 | b'retrieve all index entries 2x (reverse)'), |
|
1576 | 1576 | ] |
|
1577 | 1577 | |
|
1578 | 1578 | for fn, title in benches: |
|
1579 | 1579 | timer, fm = gettimer(ui, opts) |
|
1580 | 1580 | timer(fn, title=title) |
|
1581 | 1581 | fm.end() |
|
1582 | 1582 | |
|
1583 | 1583 | @command(b'perfrevlogrevisions', revlogopts + formatteropts + |
|
1584 | 1584 | [(b'd', b'dist', 100, b'distance between the revisions'), |
|
1585 | 1585 | (b's', b'startrev', 0, b'revision to start reading at'), |
|
1586 | 1586 | (b'', b'reverse', False, b'read in reverse')], |
|
1587 | 1587 | b'-c|-m|FILE') |
|
1588 | 1588 | def perfrevlogrevisions(ui, repo, file_=None, startrev=0, reverse=False, |
|
1589 | 1589 | **opts): |
|
1590 | 1590 | """Benchmark reading a series of revisions from a revlog. |
|
1591 | 1591 | |
|
1592 | 1592 | By default, we read every ``-d/--dist`` revision from 0 to tip of |
|
1593 | 1593 | the specified revlog. |
|
1594 | 1594 | |
|
1595 | 1595 | The start revision can be defined via ``-s/--startrev``. |
|
1596 | 1596 | """ |
|
1597 | 1597 | opts = _byteskwargs(opts) |
|
1598 | 1598 | |
|
1599 | 1599 | rl = cmdutil.openrevlog(repo, b'perfrevlogrevisions', file_, opts) |
|
1600 | 1600 | rllen = getlen(ui)(rl) |
|
1601 | 1601 | |
|
1602 | 1602 | if startrev < 0: |
|
1603 | 1603 | startrev = rllen + startrev |
|
1604 | 1604 | |
|
1605 | 1605 | def d(): |
|
1606 | 1606 | rl.clearcaches() |
|
1607 | 1607 | |
|
1608 | 1608 | beginrev = startrev |
|
1609 | 1609 | endrev = rllen |
|
1610 | 1610 | dist = opts[b'dist'] |
|
1611 | 1611 | |
|
1612 | 1612 | if reverse: |
|
1613 | 1613 | beginrev, endrev = endrev - 1, beginrev - 1 |
|
1614 | 1614 | dist = -1 * dist |
|
1615 | 1615 | |
|
1616 | 1616 | for x in _xrange(beginrev, endrev, dist): |
|
1617 | 1617 | # Old revisions don't support passing int. |
|
1618 | 1618 | n = rl.node(x) |
|
1619 | 1619 | rl.revision(n) |
|
1620 | 1620 | |
|
1621 | 1621 | timer, fm = gettimer(ui, opts) |
|
1622 | 1622 | timer(d) |
|
1623 | 1623 | fm.end() |
|
1624 | 1624 | |
|
1625 | 1625 | @command(b'perfrevlogwrite', revlogopts + formatteropts + |
|
1626 | 1626 | [(b's', b'startrev', 1000, b'revision to start writing at'), |
|
1627 | 1627 | (b'', b'stoprev', -1, b'last revision to write'), |
|
1628 | 1628 | (b'', b'count', 3, b'last revision to write'), |
|
1629 | 1629 | (b'', b'details', False, b'print timing for every revisions tested'), |
|
1630 | 1630 | (b'', b'source', b'full', b'the kind of data feed in the revlog'), |
|
1631 | 1631 | (b'', b'lazydeltabase', True, b'try the provided delta first'), |
|
1632 | 1632 | ], |
|
1633 | 1633 | b'-c|-m|FILE') |
|
1634 | 1634 | def perfrevlogwrite(ui, repo, file_=None, startrev=1000, stoprev=-1, **opts): |
|
1635 | 1635 | """Benchmark writing a series of revisions to a revlog. |
|
1636 | 1636 | |
|
1637 | 1637 | Possible source values are: |
|
1638 | 1638 | * `full`: add from a full text (default). |
|
1639 | 1639 | * `parent-1`: add from a delta to the first parent |
|
1640 | 1640 | * `parent-2`: add from a delta to the second parent if it exists |
|
1641 | 1641 | (use a delta from the first parent otherwise) |
|
1642 | 1642 | * `parent-smallest`: add from the smallest delta (either p1 or p2) |
|
1643 | 1643 | * `storage`: add from the existing precomputed deltas |
|
1644 | 1644 | """ |
|
1645 | 1645 | opts = _byteskwargs(opts) |
|
1646 | 1646 | |
|
1647 | 1647 | rl = cmdutil.openrevlog(repo, b'perfrevlogwrite', file_, opts) |
|
1648 | 1648 | rllen = getlen(ui)(rl) |
|
1649 | 1649 | if startrev < 0: |
|
1650 | 1650 | startrev = rllen + startrev |
|
1651 | 1651 | if stoprev < 0: |
|
1652 | 1652 | stoprev = rllen + stoprev |
|
1653 | 1653 | |
|
1654 | 1654 | lazydeltabase = opts['lazydeltabase'] |
|
1655 | 1655 | source = opts['source'] |
|
1656 | 1656 | validsource = (b'full', b'parent-1', b'parent-2', b'parent-smallest', |
|
1657 | 1657 | b'storage') |
|
1658 | 1658 | if source not in validsource: |
|
1659 | 1659 | raise error.Abort('invalid source type: %s' % source) |
|
1660 | 1660 | |
|
1661 | 1661 | ### actually gather results |
|
1662 | 1662 | count = opts['count'] |
|
1663 | 1663 | if count <= 0: |
|
1664 | 1664 | raise error.Abort('invalide run count: %d' % count) |
|
1665 | 1665 | allresults = [] |
|
1666 | 1666 | for c in range(count): |
|
1667 | 1667 | timing = _timeonewrite(ui, rl, source, startrev, stoprev, c + 1, |
|
1668 | 1668 | lazydeltabase=lazydeltabase) |
|
1669 | 1669 | allresults.append(timing) |
|
1670 | 1670 | |
|
1671 | 1671 | ### consolidate the results in a single list |
|
1672 | 1672 | results = [] |
|
1673 | 1673 | for idx, (rev, t) in enumerate(allresults[0]): |
|
1674 | 1674 | ts = [t] |
|
1675 | 1675 | for other in allresults[1:]: |
|
1676 | 1676 | orev, ot = other[idx] |
|
1677 | 1677 | assert orev == rev |
|
1678 | 1678 | ts.append(ot) |
|
1679 | 1679 | results.append((rev, ts)) |
|
1680 | 1680 | resultcount = len(results) |
|
1681 | 1681 | |
|
1682 | 1682 | ### Compute and display relevant statistics |
|
1683 | 1683 | |
|
1684 | 1684 | # get a formatter |
|
1685 | 1685 | fm = ui.formatter(b'perf', opts) |
|
1686 | 1686 | displayall = ui.configbool(b"perf", b"all-timing", False) |
|
1687 | 1687 | |
|
1688 | 1688 | # print individual details if requested |
|
1689 | 1689 | if opts['details']: |
|
1690 | 1690 | for idx, item in enumerate(results, 1): |
|
1691 | 1691 | rev, data = item |
|
1692 | 1692 | title = 'revisions #%d of %d, rev %d' % (idx, resultcount, rev) |
|
1693 | 1693 | formatone(fm, data, title=title, displayall=displayall) |
|
1694 | 1694 | |
|
1695 | 1695 | # sorts results by median time |
|
1696 | 1696 | results.sort(key=lambda x: sorted(x[1])[len(x[1]) // 2]) |
|
1697 | 1697 | # list of (name, index) to display) |
|
1698 | 1698 | relevants = [ |
|
1699 | 1699 | ("min", 0), |
|
1700 | 1700 | ("10%", resultcount * 10 // 100), |
|
1701 | 1701 | ("25%", resultcount * 25 // 100), |
|
1702 | 1702 | ("50%", resultcount * 70 // 100), |
|
1703 | 1703 | ("75%", resultcount * 75 // 100), |
|
1704 | 1704 | ("90%", resultcount * 90 // 100), |
|
1705 | 1705 | ("95%", resultcount * 95 // 100), |
|
1706 | 1706 | ("99%", resultcount * 99 // 100), |
|
1707 | 1707 | ("max", -1), |
|
1708 | 1708 | ] |
|
1709 | 1709 | if not ui.quiet: |
|
1710 | 1710 | for name, idx in relevants: |
|
1711 | 1711 | data = results[idx] |
|
1712 | 1712 | title = '%s of %d, rev %d' % (name, resultcount, data[0]) |
|
1713 | 1713 | formatone(fm, data[1], title=title, displayall=displayall) |
|
1714 | 1714 | |
|
1715 | 1715 | # XXX summing that many float will not be very precise, we ignore this fact |
|
1716 | 1716 | # for now |
|
1717 | 1717 | totaltime = [] |
|
1718 | 1718 | for item in allresults: |
|
1719 | 1719 | totaltime.append((sum(x[1][0] for x in item), |
|
1720 | 1720 | sum(x[1][1] for x in item), |
|
1721 | 1721 | sum(x[1][2] for x in item),) |
|
1722 | 1722 | ) |
|
1723 | 1723 | formatone(fm, totaltime, title="total time (%d revs)" % resultcount, |
|
1724 | 1724 | displayall=displayall) |
|
1725 | 1725 | fm.end() |
|
1726 | 1726 | |
|
1727 | 1727 | class _faketr(object): |
|
1728 | 1728 | def add(s, x, y, z=None): |
|
1729 | 1729 | return None |
|
1730 | 1730 | |
|
1731 | 1731 | def _timeonewrite(ui, orig, source, startrev, stoprev, runidx=None, |
|
1732 | 1732 | lazydeltabase=True): |
|
1733 | 1733 | timings = [] |
|
1734 | 1734 | tr = _faketr() |
|
1735 | 1735 | with _temprevlog(ui, orig, startrev) as dest: |
|
1736 | 1736 | dest._lazydeltabase = lazydeltabase |
|
1737 | 1737 | revs = list(orig.revs(startrev, stoprev)) |
|
1738 | 1738 | total = len(revs) |
|
1739 | 1739 | topic = 'adding' |
|
1740 | 1740 | if runidx is not None: |
|
1741 | 1741 | topic += ' (run #%d)' % runidx |
|
1742 | 1742 | for idx, rev in enumerate(revs): |
|
1743 | 1743 | ui.progress(topic, idx, unit='revs', total=total) |
|
1744 | 1744 | addargs, addkwargs = _getrevisionseed(orig, rev, tr, source) |
|
1745 | 1745 | with timeone() as r: |
|
1746 | 1746 | dest.addrawrevision(*addargs, **addkwargs) |
|
1747 | 1747 | timings.append((rev, r[0])) |
|
1748 | 1748 | ui.progress(topic, total, unit='revs', total=total) |
|
1749 | 1749 | ui.progress(topic, None, unit='revs', total=total) |
|
1750 | 1750 | return timings |
|
1751 | 1751 | |
|
1752 | 1752 | def _getrevisionseed(orig, rev, tr, source): |
|
1753 | 1753 | from mercurial.node import nullid |
|
1754 | 1754 | |
|
1755 | 1755 | linkrev = orig.linkrev(rev) |
|
1756 | 1756 | node = orig.node(rev) |
|
1757 | 1757 | p1, p2 = orig.parents(node) |
|
1758 | 1758 | flags = orig.flags(rev) |
|
1759 | 1759 | cachedelta = None |
|
1760 | 1760 | text = None |
|
1761 | 1761 | |
|
1762 | 1762 | if source == b'full': |
|
1763 | 1763 | text = orig.revision(rev) |
|
1764 | 1764 | elif source == b'parent-1': |
|
1765 | 1765 | baserev = orig.rev(p1) |
|
1766 | 1766 | cachedelta = (baserev, orig.revdiff(p1, rev)) |
|
1767 | 1767 | elif source == b'parent-2': |
|
1768 | 1768 | parent = p2 |
|
1769 | 1769 | if p2 == nullid: |
|
1770 | 1770 | parent = p1 |
|
1771 | 1771 | baserev = orig.rev(parent) |
|
1772 | 1772 | cachedelta = (baserev, orig.revdiff(parent, rev)) |
|
1773 | 1773 | elif source == b'parent-smallest': |
|
1774 | 1774 | p1diff = orig.revdiff(p1, rev) |
|
1775 | 1775 | parent = p1 |
|
1776 | 1776 | diff = p1diff |
|
1777 | 1777 | if p2 != nullid: |
|
1778 | 1778 | p2diff = orig.revdiff(p2, rev) |
|
1779 | 1779 | if len(p1diff) > len(p2diff): |
|
1780 | 1780 | parent = p2 |
|
1781 | 1781 | diff = p2diff |
|
1782 | 1782 | baserev = orig.rev(parent) |
|
1783 | 1783 | cachedelta = (baserev, diff) |
|
1784 | 1784 | elif source == b'storage': |
|
1785 | 1785 | baserev = orig.deltaparent(rev) |
|
1786 | 1786 | cachedelta = (baserev, orig.revdiff(orig.node(baserev), rev)) |
|
1787 | 1787 | |
|
1788 | 1788 | return ((text, tr, linkrev, p1, p2), |
|
1789 | 1789 | {'node': node, 'flags': flags, 'cachedelta': cachedelta}) |
|
1790 | 1790 | |
|
1791 | 1791 | @contextlib.contextmanager |
|
1792 | 1792 | def _temprevlog(ui, orig, truncaterev): |
|
1793 | 1793 | from mercurial import vfs as vfsmod |
|
1794 | 1794 | |
|
1795 | 1795 | if orig._inline: |
|
1796 | 1796 | raise error.Abort('not supporting inline revlog (yet)') |
|
1797 | 1797 | |
|
1798 | 1798 | origindexpath = orig.opener.join(orig.indexfile) |
|
1799 | 1799 | origdatapath = orig.opener.join(orig.datafile) |
|
1800 | 1800 | indexname = 'revlog.i' |
|
1801 | 1801 | dataname = 'revlog.d' |
|
1802 | 1802 | |
|
1803 | 1803 | tmpdir = tempfile.mkdtemp(prefix='tmp-hgperf-') |
|
1804 | 1804 | try: |
|
1805 | 1805 | # copy the data file in a temporary directory |
|
1806 | 1806 | ui.debug('copying data in %s\n' % tmpdir) |
|
1807 | 1807 | destindexpath = os.path.join(tmpdir, 'revlog.i') |
|
1808 | 1808 | destdatapath = os.path.join(tmpdir, 'revlog.d') |
|
1809 | 1809 | shutil.copyfile(origindexpath, destindexpath) |
|
1810 | 1810 | shutil.copyfile(origdatapath, destdatapath) |
|
1811 | 1811 | |
|
1812 | 1812 | # remove the data we want to add again |
|
1813 | 1813 | ui.debug('truncating data to be rewritten\n') |
|
1814 | 1814 | with open(destindexpath, 'ab') as index: |
|
1815 | 1815 | index.seek(0) |
|
1816 | 1816 | index.truncate(truncaterev * orig._io.size) |
|
1817 | 1817 | with open(destdatapath, 'ab') as data: |
|
1818 | 1818 | data.seek(0) |
|
1819 | 1819 | data.truncate(orig.start(truncaterev)) |
|
1820 | 1820 | |
|
1821 | 1821 | # instantiate a new revlog from the temporary copy |
|
1822 | 1822 | ui.debug('truncating adding to be rewritten\n') |
|
1823 | 1823 | vfs = vfsmod.vfs(tmpdir) |
|
1824 | 1824 | vfs.options = getattr(orig.opener, 'options', None) |
|
1825 | 1825 | |
|
1826 | 1826 | dest = revlog.revlog(vfs, |
|
1827 | 1827 | indexfile=indexname, |
|
1828 | 1828 | datafile=dataname) |
|
1829 | 1829 | if dest._inline: |
|
1830 | 1830 | raise error.Abort('not supporting inline revlog (yet)') |
|
1831 | 1831 | # make sure internals are initialized |
|
1832 | 1832 | dest.revision(len(dest) - 1) |
|
1833 | 1833 | yield dest |
|
1834 | 1834 | del dest, vfs |
|
1835 | 1835 | finally: |
|
1836 | 1836 | shutil.rmtree(tmpdir, True) |
|
1837 | 1837 | |
|
1838 | 1838 | @command(b'perfrevlogchunks', revlogopts + formatteropts + |
|
1839 | 1839 | [(b'e', b'engines', b'', b'compression engines to use'), |
|
1840 | 1840 | (b's', b'startrev', 0, b'revision to start at')], |
|
1841 | 1841 | b'-c|-m|FILE') |
|
1842 | 1842 | def perfrevlogchunks(ui, repo, file_=None, engines=None, startrev=0, **opts): |
|
1843 | 1843 | """Benchmark operations on revlog chunks. |
|
1844 | 1844 | |
|
1845 | 1845 | Logically, each revlog is a collection of fulltext revisions. However, |
|
1846 | 1846 | stored within each revlog are "chunks" of possibly compressed data. This |
|
1847 | 1847 | data needs to be read and decompressed or compressed and written. |
|
1848 | 1848 | |
|
1849 | 1849 | This command measures the time it takes to read+decompress and recompress |
|
1850 | 1850 | chunks in a revlog. It effectively isolates I/O and compression performance. |
|
1851 | 1851 | For measurements of higher-level operations like resolving revisions, |
|
1852 | 1852 | see ``perfrevlogrevisions`` and ``perfrevlogrevision``. |
|
1853 | 1853 | """ |
|
1854 | 1854 | opts = _byteskwargs(opts) |
|
1855 | 1855 | |
|
1856 | 1856 | rl = cmdutil.openrevlog(repo, b'perfrevlogchunks', file_, opts) |
|
1857 | 1857 | |
|
1858 | 1858 | # _chunkraw was renamed to _getsegmentforrevs. |
|
1859 | 1859 | try: |
|
1860 | 1860 | segmentforrevs = rl._getsegmentforrevs |
|
1861 | 1861 | except AttributeError: |
|
1862 | 1862 | segmentforrevs = rl._chunkraw |
|
1863 | 1863 | |
|
1864 | 1864 | # Verify engines argument. |
|
1865 | 1865 | if engines: |
|
1866 | 1866 | engines = set(e.strip() for e in engines.split(b',')) |
|
1867 | 1867 | for engine in engines: |
|
1868 | 1868 | try: |
|
1869 | 1869 | util.compressionengines[engine] |
|
1870 | 1870 | except KeyError: |
|
1871 | 1871 | raise error.Abort(b'unknown compression engine: %s' % engine) |
|
1872 | 1872 | else: |
|
1873 | 1873 | engines = [] |
|
1874 | 1874 | for e in util.compengines: |
|
1875 | 1875 | engine = util.compengines[e] |
|
1876 | 1876 | try: |
|
1877 | 1877 | if engine.available(): |
|
1878 | 1878 | engine.revlogcompressor().compress(b'dummy') |
|
1879 | 1879 | engines.append(e) |
|
1880 | 1880 | except NotImplementedError: |
|
1881 | 1881 | pass |
|
1882 | 1882 | |
|
1883 | 1883 | revs = list(rl.revs(startrev, len(rl) - 1)) |
|
1884 | 1884 | |
|
1885 | 1885 | def rlfh(rl): |
|
1886 | 1886 | if rl._inline: |
|
1887 | 1887 | return getsvfs(repo)(rl.indexfile) |
|
1888 | 1888 | else: |
|
1889 | 1889 | return getsvfs(repo)(rl.datafile) |
|
1890 | 1890 | |
|
1891 | 1891 | def doread(): |
|
1892 | 1892 | rl.clearcaches() |
|
1893 | 1893 | for rev in revs: |
|
1894 | 1894 | segmentforrevs(rev, rev) |
|
1895 | 1895 | |
|
1896 | 1896 | def doreadcachedfh(): |
|
1897 | 1897 | rl.clearcaches() |
|
1898 | 1898 | fh = rlfh(rl) |
|
1899 | 1899 | for rev in revs: |
|
1900 | 1900 | segmentforrevs(rev, rev, df=fh) |
|
1901 | 1901 | |
|
1902 | 1902 | def doreadbatch(): |
|
1903 | 1903 | rl.clearcaches() |
|
1904 | 1904 | segmentforrevs(revs[0], revs[-1]) |
|
1905 | 1905 | |
|
1906 | 1906 | def doreadbatchcachedfh(): |
|
1907 | 1907 | rl.clearcaches() |
|
1908 | 1908 | fh = rlfh(rl) |
|
1909 | 1909 | segmentforrevs(revs[0], revs[-1], df=fh) |
|
1910 | 1910 | |
|
1911 | 1911 | def dochunk(): |
|
1912 | 1912 | rl.clearcaches() |
|
1913 | 1913 | fh = rlfh(rl) |
|
1914 | 1914 | for rev in revs: |
|
1915 | 1915 | rl._chunk(rev, df=fh) |
|
1916 | 1916 | |
|
1917 | 1917 | chunks = [None] |
|
1918 | 1918 | |
|
1919 | 1919 | def dochunkbatch(): |
|
1920 | 1920 | rl.clearcaches() |
|
1921 | 1921 | fh = rlfh(rl) |
|
1922 | 1922 | # Save chunks as a side-effect. |
|
1923 | 1923 | chunks[0] = rl._chunks(revs, df=fh) |
|
1924 | 1924 | |
|
1925 | 1925 | def docompress(compressor): |
|
1926 | 1926 | rl.clearcaches() |
|
1927 | 1927 | |
|
1928 | 1928 | try: |
|
1929 | 1929 | # Swap in the requested compression engine. |
|
1930 | 1930 | oldcompressor = rl._compressor |
|
1931 | 1931 | rl._compressor = compressor |
|
1932 | 1932 | for chunk in chunks[0]: |
|
1933 | 1933 | rl.compress(chunk) |
|
1934 | 1934 | finally: |
|
1935 | 1935 | rl._compressor = oldcompressor |
|
1936 | 1936 | |
|
1937 | 1937 | benches = [ |
|
1938 | 1938 | (lambda: doread(), b'read'), |
|
1939 | 1939 | (lambda: doreadcachedfh(), b'read w/ reused fd'), |
|
1940 | 1940 | (lambda: doreadbatch(), b'read batch'), |
|
1941 | 1941 | (lambda: doreadbatchcachedfh(), b'read batch w/ reused fd'), |
|
1942 | 1942 | (lambda: dochunk(), b'chunk'), |
|
1943 | 1943 | (lambda: dochunkbatch(), b'chunk batch'), |
|
1944 | 1944 | ] |
|
1945 | 1945 | |
|
1946 | 1946 | for engine in sorted(engines): |
|
1947 | 1947 | compressor = util.compengines[engine].revlogcompressor() |
|
1948 | 1948 | benches.append((functools.partial(docompress, compressor), |
|
1949 | 1949 | b'compress w/ %s' % engine)) |
|
1950 | 1950 | |
|
1951 | 1951 | for fn, title in benches: |
|
1952 | 1952 | timer, fm = gettimer(ui, opts) |
|
1953 | 1953 | timer(fn, title=title) |
|
1954 | 1954 | fm.end() |
|
1955 | 1955 | |
|
1956 | 1956 | @command(b'perfrevlogrevision', revlogopts + formatteropts + |
|
1957 | 1957 | [(b'', b'cache', False, b'use caches instead of clearing')], |
|
1958 | 1958 | b'-c|-m|FILE REV') |
|
1959 | 1959 | def perfrevlogrevision(ui, repo, file_, rev=None, cache=None, **opts): |
|
1960 | 1960 | """Benchmark obtaining a revlog revision. |
|
1961 | 1961 | |
|
1962 | 1962 | Obtaining a revlog revision consists of roughly the following steps: |
|
1963 | 1963 | |
|
1964 | 1964 | 1. Compute the delta chain |
|
1965 | 1965 | 2. Slice the delta chain if applicable |
|
1966 | 1966 | 3. Obtain the raw chunks for that delta chain |
|
1967 | 1967 | 4. Decompress each raw chunk |
|
1968 | 1968 | 5. Apply binary patches to obtain fulltext |
|
1969 | 1969 | 6. Verify hash of fulltext |
|
1970 | 1970 | |
|
1971 | 1971 | This command measures the time spent in each of these phases. |
|
1972 | 1972 | """ |
|
1973 | 1973 | opts = _byteskwargs(opts) |
|
1974 | 1974 | |
|
1975 | 1975 | if opts.get(b'changelog') or opts.get(b'manifest'): |
|
1976 | 1976 | file_, rev = None, file_ |
|
1977 | 1977 | elif rev is None: |
|
1978 | 1978 | raise error.CommandError(b'perfrevlogrevision', b'invalid arguments') |
|
1979 | 1979 | |
|
1980 | 1980 | r = cmdutil.openrevlog(repo, b'perfrevlogrevision', file_, opts) |
|
1981 | 1981 | |
|
1982 | 1982 | # _chunkraw was renamed to _getsegmentforrevs. |
|
1983 | 1983 | try: |
|
1984 | 1984 | segmentforrevs = r._getsegmentforrevs |
|
1985 | 1985 | except AttributeError: |
|
1986 | 1986 | segmentforrevs = r._chunkraw |
|
1987 | 1987 | |
|
1988 | 1988 | node = r.lookup(rev) |
|
1989 | 1989 | rev = r.rev(node) |
|
1990 | 1990 | |
|
1991 | 1991 | def getrawchunks(data, chain): |
|
1992 | 1992 | start = r.start |
|
1993 | 1993 | length = r.length |
|
1994 | 1994 | inline = r._inline |
|
1995 | 1995 | iosize = r._io.size |
|
1996 | 1996 | buffer = util.buffer |
|
1997 | 1997 | |
|
1998 | 1998 | chunks = [] |
|
1999 | 1999 | ladd = chunks.append |
|
2000 | 2000 | for idx, item in enumerate(chain): |
|
2001 | 2001 | offset = start(item[0]) |
|
2002 | 2002 | bits = data[idx] |
|
2003 | 2003 | for rev in item: |
|
2004 | 2004 | chunkstart = start(rev) |
|
2005 | 2005 | if inline: |
|
2006 | 2006 | chunkstart += (rev + 1) * iosize |
|
2007 | 2007 | chunklength = length(rev) |
|
2008 | 2008 | ladd(buffer(bits, chunkstart - offset, chunklength)) |
|
2009 | 2009 | |
|
2010 | 2010 | return chunks |
|
2011 | 2011 | |
|
2012 | 2012 | def dodeltachain(rev): |
|
2013 | 2013 | if not cache: |
|
2014 | 2014 | r.clearcaches() |
|
2015 | 2015 | r._deltachain(rev) |
|
2016 | 2016 | |
|
2017 | 2017 | def doread(chain): |
|
2018 | 2018 | if not cache: |
|
2019 | 2019 | r.clearcaches() |
|
2020 | 2020 | for item in slicedchain: |
|
2021 | 2021 | segmentforrevs(item[0], item[-1]) |
|
2022 | 2022 | |
|
2023 | 2023 | def doslice(r, chain, size): |
|
2024 | 2024 | for s in slicechunk(r, chain, targetsize=size): |
|
2025 | 2025 | pass |
|
2026 | 2026 | |
|
2027 | 2027 | def dorawchunks(data, chain): |
|
2028 | 2028 | if not cache: |
|
2029 | 2029 | r.clearcaches() |
|
2030 | 2030 | getrawchunks(data, chain) |
|
2031 | 2031 | |
|
2032 | 2032 | def dodecompress(chunks): |
|
2033 | 2033 | decomp = r.decompress |
|
2034 | 2034 | for chunk in chunks: |
|
2035 | 2035 | decomp(chunk) |
|
2036 | 2036 | |
|
2037 | 2037 | def dopatch(text, bins): |
|
2038 | 2038 | if not cache: |
|
2039 | 2039 | r.clearcaches() |
|
2040 | 2040 | mdiff.patches(text, bins) |
|
2041 | 2041 | |
|
2042 | 2042 | def dohash(text): |
|
2043 | 2043 | if not cache: |
|
2044 | 2044 | r.clearcaches() |
|
2045 | 2045 | r.checkhash(text, node, rev=rev) |
|
2046 | 2046 | |
|
2047 | 2047 | def dorevision(): |
|
2048 | 2048 | if not cache: |
|
2049 | 2049 | r.clearcaches() |
|
2050 | 2050 | r.revision(node) |
|
2051 | 2051 | |
|
2052 | 2052 | try: |
|
2053 | 2053 | from mercurial.revlogutils.deltas import slicechunk |
|
2054 | 2054 | except ImportError: |
|
2055 | 2055 | slicechunk = getattr(revlog, '_slicechunk', None) |
|
2056 | 2056 | |
|
2057 | 2057 | size = r.length(rev) |
|
2058 | 2058 | chain = r._deltachain(rev)[0] |
|
2059 | 2059 | if not getattr(r, '_withsparseread', False): |
|
2060 | 2060 | slicedchain = (chain,) |
|
2061 | 2061 | else: |
|
2062 | 2062 | slicedchain = tuple(slicechunk(r, chain, targetsize=size)) |
|
2063 | 2063 | data = [segmentforrevs(seg[0], seg[-1])[1] for seg in slicedchain] |
|
2064 | 2064 | rawchunks = getrawchunks(data, slicedchain) |
|
2065 | 2065 | bins = r._chunks(chain) |
|
2066 | 2066 | text = bytes(bins[0]) |
|
2067 | 2067 | bins = bins[1:] |
|
2068 | 2068 | text = mdiff.patches(text, bins) |
|
2069 | 2069 | |
|
2070 | 2070 | benches = [ |
|
2071 | 2071 | (lambda: dorevision(), b'full'), |
|
2072 | 2072 | (lambda: dodeltachain(rev), b'deltachain'), |
|
2073 | 2073 | (lambda: doread(chain), b'read'), |
|
2074 | 2074 | ] |
|
2075 | 2075 | |
|
2076 | 2076 | if getattr(r, '_withsparseread', False): |
|
2077 | 2077 | slicing = (lambda: doslice(r, chain, size), b'slice-sparse-chain') |
|
2078 | 2078 | benches.append(slicing) |
|
2079 | 2079 | |
|
2080 | 2080 | benches.extend([ |
|
2081 | 2081 | (lambda: dorawchunks(data, slicedchain), b'rawchunks'), |
|
2082 | 2082 | (lambda: dodecompress(rawchunks), b'decompress'), |
|
2083 | 2083 | (lambda: dopatch(text, bins), b'patch'), |
|
2084 | 2084 | (lambda: dohash(text), b'hash'), |
|
2085 | 2085 | ]) |
|
2086 | 2086 | |
|
2087 | 2087 | timer, fm = gettimer(ui, opts) |
|
2088 | 2088 | for fn, title in benches: |
|
2089 | 2089 | timer(fn, title=title) |
|
2090 | 2090 | fm.end() |
|
2091 | 2091 | |
|
2092 | 2092 | @command(b'perfrevset', |
|
2093 | 2093 | [(b'C', b'clear', False, b'clear volatile cache between each call.'), |
|
2094 | 2094 | (b'', b'contexts', False, b'obtain changectx for each revision')] |
|
2095 | 2095 | + formatteropts, b"REVSET") |
|
2096 | 2096 | def perfrevset(ui, repo, expr, clear=False, contexts=False, **opts): |
|
2097 | 2097 | """benchmark the execution time of a revset |
|
2098 | 2098 | |
|
2099 | 2099 | Use the --clean option if need to evaluate the impact of build volatile |
|
2100 | 2100 | revisions set cache on the revset execution. Volatile cache hold filtered |
|
2101 | 2101 | and obsolete related cache.""" |
|
2102 | 2102 | opts = _byteskwargs(opts) |
|
2103 | 2103 | |
|
2104 | 2104 | timer, fm = gettimer(ui, opts) |
|
2105 | 2105 | def d(): |
|
2106 | 2106 | if clear: |
|
2107 | 2107 | repo.invalidatevolatilesets() |
|
2108 | 2108 | if contexts: |
|
2109 | 2109 | for ctx in repo.set(expr): pass |
|
2110 | 2110 | else: |
|
2111 | 2111 | for r in repo.revs(expr): pass |
|
2112 | 2112 | timer(d) |
|
2113 | 2113 | fm.end() |
|
2114 | 2114 | |
|
2115 | 2115 | @command(b'perfvolatilesets', |
|
2116 | 2116 | [(b'', b'clear-obsstore', False, b'drop obsstore between each call.'), |
|
2117 | 2117 | ] + formatteropts) |
|
2118 | 2118 | def perfvolatilesets(ui, repo, *names, **opts): |
|
2119 | 2119 | """benchmark the computation of various volatile set |
|
2120 | 2120 | |
|
2121 | 2121 | Volatile set computes element related to filtering and obsolescence.""" |
|
2122 | 2122 | opts = _byteskwargs(opts) |
|
2123 | 2123 | timer, fm = gettimer(ui, opts) |
|
2124 | 2124 | repo = repo.unfiltered() |
|
2125 | 2125 | |
|
2126 | 2126 | def getobs(name): |
|
2127 | 2127 | def d(): |
|
2128 | 2128 | repo.invalidatevolatilesets() |
|
2129 | 2129 | if opts[b'clear_obsstore']: |
|
2130 | 2130 | clearfilecache(repo, b'obsstore') |
|
2131 | 2131 | obsolete.getrevs(repo, name) |
|
2132 | 2132 | return d |
|
2133 | 2133 | |
|
2134 | 2134 | allobs = sorted(obsolete.cachefuncs) |
|
2135 | 2135 | if names: |
|
2136 | 2136 | allobs = [n for n in allobs if n in names] |
|
2137 | 2137 | |
|
2138 | 2138 | for name in allobs: |
|
2139 | 2139 | timer(getobs(name), title=name) |
|
2140 | 2140 | |
|
2141 | 2141 | def getfiltered(name): |
|
2142 | 2142 | def d(): |
|
2143 | 2143 | repo.invalidatevolatilesets() |
|
2144 | 2144 | if opts[b'clear_obsstore']: |
|
2145 | 2145 | clearfilecache(repo, b'obsstore') |
|
2146 | 2146 | repoview.filterrevs(repo, name) |
|
2147 | 2147 | return d |
|
2148 | 2148 | |
|
2149 | 2149 | allfilter = sorted(repoview.filtertable) |
|
2150 | 2150 | if names: |
|
2151 | 2151 | allfilter = [n for n in allfilter if n in names] |
|
2152 | 2152 | |
|
2153 | 2153 | for name in allfilter: |
|
2154 | 2154 | timer(getfiltered(name), title=name) |
|
2155 | 2155 | fm.end() |
|
2156 | 2156 | |
|
2157 | 2157 | @command(b'perfbranchmap', |
|
2158 | 2158 | [(b'f', b'full', False, |
|
2159 | 2159 | b'Includes build time of subset'), |
|
2160 | 2160 | (b'', b'clear-revbranch', False, |
|
2161 | 2161 | b'purge the revbranch cache between computation'), |
|
2162 | 2162 | ] + formatteropts) |
|
2163 | 2163 | def perfbranchmap(ui, repo, *filternames, **opts): |
|
2164 | 2164 | """benchmark the update of a branchmap |
|
2165 | 2165 | |
|
2166 | 2166 | This benchmarks the full repo.branchmap() call with read and write disabled |
|
2167 | 2167 | """ |
|
2168 | 2168 | opts = _byteskwargs(opts) |
|
2169 | 2169 | full = opts.get(b"full", False) |
|
2170 | 2170 | clear_revbranch = opts.get(b"clear_revbranch", False) |
|
2171 | 2171 | timer, fm = gettimer(ui, opts) |
|
2172 | 2172 | def getbranchmap(filtername): |
|
2173 | 2173 | """generate a benchmark function for the filtername""" |
|
2174 | 2174 | if filtername is None: |
|
2175 | 2175 | view = repo |
|
2176 | 2176 | else: |
|
2177 | 2177 | view = repo.filtered(filtername) |
|
2178 | 2178 | def d(): |
|
2179 | 2179 | if clear_revbranch: |
|
2180 | 2180 | repo.revbranchcache()._clear() |
|
2181 | 2181 | if full: |
|
2182 | 2182 | view._branchcaches.clear() |
|
2183 | 2183 | else: |
|
2184 | 2184 | view._branchcaches.pop(filtername, None) |
|
2185 | 2185 | view.branchmap() |
|
2186 | 2186 | return d |
|
2187 | 2187 | # add filter in smaller subset to bigger subset |
|
2188 | 2188 | possiblefilters = set(repoview.filtertable) |
|
2189 | 2189 | if filternames: |
|
2190 | 2190 | possiblefilters &= set(filternames) |
|
2191 | 2191 | subsettable = getbranchmapsubsettable() |
|
2192 | 2192 | allfilters = [] |
|
2193 | 2193 | while possiblefilters: |
|
2194 | 2194 | for name in possiblefilters: |
|
2195 | 2195 | subset = subsettable.get(name) |
|
2196 | 2196 | if subset not in possiblefilters: |
|
2197 | 2197 | break |
|
2198 | 2198 | else: |
|
2199 | 2199 | assert False, b'subset cycle %s!' % possiblefilters |
|
2200 | 2200 | allfilters.append(name) |
|
2201 | 2201 | possiblefilters.remove(name) |
|
2202 | 2202 | |
|
2203 | 2203 | # warm the cache |
|
2204 | 2204 | if not full: |
|
2205 | 2205 | for name in allfilters: |
|
2206 | 2206 | repo.filtered(name).branchmap() |
|
2207 | 2207 | if not filternames or b'unfiltered' in filternames: |
|
2208 | 2208 | # add unfiltered |
|
2209 | 2209 | allfilters.append(None) |
|
2210 | 2210 | |
|
2211 | 2211 | branchcacheread = safeattrsetter(branchmap, b'read') |
|
2212 | 2212 | branchcachewrite = safeattrsetter(branchmap.branchcache, b'write') |
|
2213 | 2213 | branchcacheread.set(lambda repo: None) |
|
2214 | 2214 | branchcachewrite.set(lambda bc, repo: None) |
|
2215 | 2215 | try: |
|
2216 | 2216 | for name in allfilters: |
|
2217 | 2217 | printname = name |
|
2218 | 2218 | if name is None: |
|
2219 | 2219 | printname = b'unfiltered' |
|
2220 | 2220 | timer(getbranchmap(name), title=str(printname)) |
|
2221 | 2221 | finally: |
|
2222 | 2222 | branchcacheread.restore() |
|
2223 | 2223 | branchcachewrite.restore() |
|
2224 | 2224 | fm.end() |
|
2225 | 2225 | |
|
2226 | 2226 | @command(b'perfbranchmapload', [ |
|
2227 | 2227 | (b'f', b'filter', b'', b'Specify repoview filter'), |
|
2228 | 2228 | (b'', b'list', False, b'List brachmap filter caches'), |
|
2229 | 2229 | ] + formatteropts) |
|
2230 | 2230 | def perfbranchmapread(ui, repo, filter=b'', list=False, **opts): |
|
2231 | 2231 | """benchmark reading the branchmap""" |
|
2232 | 2232 | opts = _byteskwargs(opts) |
|
2233 | 2233 | |
|
2234 | 2234 | if list: |
|
2235 | 2235 | for name, kind, st in repo.cachevfs.readdir(stat=True): |
|
2236 | 2236 | if name.startswith(b'branch2'): |
|
2237 | 2237 | filtername = name.partition(b'-')[2] or b'unfiltered' |
|
2238 | 2238 | ui.status(b'%s - %s\n' |
|
2239 | 2239 | % (filtername, util.bytecount(st.st_size))) |
|
2240 | 2240 | return |
|
2241 | 2241 | if filter: |
|
2242 | 2242 | repo = repoview.repoview(repo, filter) |
|
2243 | 2243 | else: |
|
2244 | 2244 | repo = repo.unfiltered() |
|
2245 | 2245 | # try once without timer, the filter may not be cached |
|
2246 | 2246 | if branchmap.read(repo) is None: |
|
2247 | raise error.Abort(b'No brachmap cached for %s repo' | |
|
2247 | raise error.Abort(b'No branchmap cached for %s repo' | |
|
2248 | 2248 | % (filter or b'unfiltered')) |
|
2249 | 2249 | timer, fm = gettimer(ui, opts) |
|
2250 | 2250 | timer(lambda: branchmap.read(repo) and None) |
|
2251 | 2251 | fm.end() |
|
2252 | 2252 | |
|
2253 | 2253 | @command(b'perfloadmarkers') |
|
2254 | 2254 | def perfloadmarkers(ui, repo): |
|
2255 | 2255 | """benchmark the time to parse the on-disk markers for a repo |
|
2256 | 2256 | |
|
2257 | 2257 | Result is the number of markers in the repo.""" |
|
2258 | 2258 | timer, fm = gettimer(ui) |
|
2259 | 2259 | svfs = getsvfs(repo) |
|
2260 | 2260 | timer(lambda: len(obsolete.obsstore(svfs))) |
|
2261 | 2261 | fm.end() |
|
2262 | 2262 | |
|
2263 | 2263 | @command(b'perflrucachedict', formatteropts + |
|
2264 | 2264 | [(b'', b'costlimit', 0, b'maximum total cost of items in cache'), |
|
2265 | 2265 | (b'', b'mincost', 0, b'smallest cost of items in cache'), |
|
2266 | 2266 | (b'', b'maxcost', 100, b'maximum cost of items in cache'), |
|
2267 | 2267 | (b'', b'size', 4, b'size of cache'), |
|
2268 | 2268 | (b'', b'gets', 10000, b'number of key lookups'), |
|
2269 | 2269 | (b'', b'sets', 10000, b'number of key sets'), |
|
2270 | 2270 | (b'', b'mixed', 10000, b'number of mixed mode operations'), |
|
2271 | 2271 | (b'', b'mixedgetfreq', 50, b'frequency of get vs set ops in mixed mode')], |
|
2272 | 2272 | norepo=True) |
|
2273 | 2273 | def perflrucache(ui, mincost=0, maxcost=100, costlimit=0, size=4, |
|
2274 | 2274 | gets=10000, sets=10000, mixed=10000, mixedgetfreq=50, **opts): |
|
2275 | 2275 | opts = _byteskwargs(opts) |
|
2276 | 2276 | |
|
2277 | 2277 | def doinit(): |
|
2278 | 2278 | for i in _xrange(10000): |
|
2279 | 2279 | util.lrucachedict(size) |
|
2280 | 2280 | |
|
2281 | 2281 | costrange = list(range(mincost, maxcost + 1)) |
|
2282 | 2282 | |
|
2283 | 2283 | values = [] |
|
2284 | 2284 | for i in _xrange(size): |
|
2285 | 2285 | values.append(random.randint(0, _maxint)) |
|
2286 | 2286 | |
|
2287 | 2287 | # Get mode fills the cache and tests raw lookup performance with no |
|
2288 | 2288 | # eviction. |
|
2289 | 2289 | getseq = [] |
|
2290 | 2290 | for i in _xrange(gets): |
|
2291 | 2291 | getseq.append(random.choice(values)) |
|
2292 | 2292 | |
|
2293 | 2293 | def dogets(): |
|
2294 | 2294 | d = util.lrucachedict(size) |
|
2295 | 2295 | for v in values: |
|
2296 | 2296 | d[v] = v |
|
2297 | 2297 | for key in getseq: |
|
2298 | 2298 | value = d[key] |
|
2299 | 2299 | value # silence pyflakes warning |
|
2300 | 2300 | |
|
2301 | 2301 | def dogetscost(): |
|
2302 | 2302 | d = util.lrucachedict(size, maxcost=costlimit) |
|
2303 | 2303 | for i, v in enumerate(values): |
|
2304 | 2304 | d.insert(v, v, cost=costs[i]) |
|
2305 | 2305 | for key in getseq: |
|
2306 | 2306 | try: |
|
2307 | 2307 | value = d[key] |
|
2308 | 2308 | value # silence pyflakes warning |
|
2309 | 2309 | except KeyError: |
|
2310 | 2310 | pass |
|
2311 | 2311 | |
|
2312 | 2312 | # Set mode tests insertion speed with cache eviction. |
|
2313 | 2313 | setseq = [] |
|
2314 | 2314 | costs = [] |
|
2315 | 2315 | for i in _xrange(sets): |
|
2316 | 2316 | setseq.append(random.randint(0, _maxint)) |
|
2317 | 2317 | costs.append(random.choice(costrange)) |
|
2318 | 2318 | |
|
2319 | 2319 | def doinserts(): |
|
2320 | 2320 | d = util.lrucachedict(size) |
|
2321 | 2321 | for v in setseq: |
|
2322 | 2322 | d.insert(v, v) |
|
2323 | 2323 | |
|
2324 | 2324 | def doinsertscost(): |
|
2325 | 2325 | d = util.lrucachedict(size, maxcost=costlimit) |
|
2326 | 2326 | for i, v in enumerate(setseq): |
|
2327 | 2327 | d.insert(v, v, cost=costs[i]) |
|
2328 | 2328 | |
|
2329 | 2329 | def dosets(): |
|
2330 | 2330 | d = util.lrucachedict(size) |
|
2331 | 2331 | for v in setseq: |
|
2332 | 2332 | d[v] = v |
|
2333 | 2333 | |
|
2334 | 2334 | # Mixed mode randomly performs gets and sets with eviction. |
|
2335 | 2335 | mixedops = [] |
|
2336 | 2336 | for i in _xrange(mixed): |
|
2337 | 2337 | r = random.randint(0, 100) |
|
2338 | 2338 | if r < mixedgetfreq: |
|
2339 | 2339 | op = 0 |
|
2340 | 2340 | else: |
|
2341 | 2341 | op = 1 |
|
2342 | 2342 | |
|
2343 | 2343 | mixedops.append((op, |
|
2344 | 2344 | random.randint(0, size * 2), |
|
2345 | 2345 | random.choice(costrange))) |
|
2346 | 2346 | |
|
2347 | 2347 | def domixed(): |
|
2348 | 2348 | d = util.lrucachedict(size) |
|
2349 | 2349 | |
|
2350 | 2350 | for op, v, cost in mixedops: |
|
2351 | 2351 | if op == 0: |
|
2352 | 2352 | try: |
|
2353 | 2353 | d[v] |
|
2354 | 2354 | except KeyError: |
|
2355 | 2355 | pass |
|
2356 | 2356 | else: |
|
2357 | 2357 | d[v] = v |
|
2358 | 2358 | |
|
2359 | 2359 | def domixedcost(): |
|
2360 | 2360 | d = util.lrucachedict(size, maxcost=costlimit) |
|
2361 | 2361 | |
|
2362 | 2362 | for op, v, cost in mixedops: |
|
2363 | 2363 | if op == 0: |
|
2364 | 2364 | try: |
|
2365 | 2365 | d[v] |
|
2366 | 2366 | except KeyError: |
|
2367 | 2367 | pass |
|
2368 | 2368 | else: |
|
2369 | 2369 | d.insert(v, v, cost=cost) |
|
2370 | 2370 | |
|
2371 | 2371 | benches = [ |
|
2372 | 2372 | (doinit, b'init'), |
|
2373 | 2373 | ] |
|
2374 | 2374 | |
|
2375 | 2375 | if costlimit: |
|
2376 | 2376 | benches.extend([ |
|
2377 | 2377 | (dogetscost, b'gets w/ cost limit'), |
|
2378 | 2378 | (doinsertscost, b'inserts w/ cost limit'), |
|
2379 | 2379 | (domixedcost, b'mixed w/ cost limit'), |
|
2380 | 2380 | ]) |
|
2381 | 2381 | else: |
|
2382 | 2382 | benches.extend([ |
|
2383 | 2383 | (dogets, b'gets'), |
|
2384 | 2384 | (doinserts, b'inserts'), |
|
2385 | 2385 | (dosets, b'sets'), |
|
2386 | 2386 | (domixed, b'mixed') |
|
2387 | 2387 | ]) |
|
2388 | 2388 | |
|
2389 | 2389 | for fn, title in benches: |
|
2390 | 2390 | timer, fm = gettimer(ui, opts) |
|
2391 | 2391 | timer(fn, title=title) |
|
2392 | 2392 | fm.end() |
|
2393 | 2393 | |
|
2394 | 2394 | @command(b'perfwrite', formatteropts) |
|
2395 | 2395 | def perfwrite(ui, repo, **opts): |
|
2396 | 2396 | """microbenchmark ui.write |
|
2397 | 2397 | """ |
|
2398 | 2398 | opts = _byteskwargs(opts) |
|
2399 | 2399 | |
|
2400 | 2400 | timer, fm = gettimer(ui, opts) |
|
2401 | 2401 | def write(): |
|
2402 | 2402 | for i in range(100000): |
|
2403 | 2403 | ui.write((b'Testing write performance\n')) |
|
2404 | 2404 | timer(write) |
|
2405 | 2405 | fm.end() |
|
2406 | 2406 | |
|
2407 | 2407 | def uisetup(ui): |
|
2408 | 2408 | if (util.safehasattr(cmdutil, b'openrevlog') and |
|
2409 | 2409 | not util.safehasattr(commands, b'debugrevlogopts')): |
|
2410 | 2410 | # for "historical portability": |
|
2411 | 2411 | # In this case, Mercurial should be 1.9 (or a79fea6b3e77) - |
|
2412 | 2412 | # 3.7 (or 5606f7d0d063). Therefore, '--dir' option for |
|
2413 | 2413 | # openrevlog() should cause failure, because it has been |
|
2414 | 2414 | # available since 3.5 (or 49c583ca48c4). |
|
2415 | 2415 | def openrevlog(orig, repo, cmd, file_, opts): |
|
2416 | 2416 | if opts.get(b'dir') and not util.safehasattr(repo, b'dirlog'): |
|
2417 | 2417 | raise error.Abort(b"This version doesn't support --dir option", |
|
2418 | 2418 | hint=b"use 3.5 or later") |
|
2419 | 2419 | return orig(repo, cmd, file_, opts) |
|
2420 | 2420 | extensions.wrapfunction(cmdutil, b'openrevlog', openrevlog) |
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