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@@ -1,152 +1,152 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 | from mercurial import cmdutil, match, commands |
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5 | 5 | import time, os, sys |
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6 | 6 | |
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7 | 7 | def timer(func, title=None): |
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8 | 8 | results = [] |
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9 | 9 | begin = time.time() |
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10 | 10 | count = 0 |
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11 | 11 | while 1: |
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12 | 12 | ostart = os.times() |
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13 | 13 | cstart = time.time() |
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14 | 14 | r = func() |
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15 | 15 | cstop = time.time() |
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16 | 16 | ostop = os.times() |
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17 | 17 | count += 1 |
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18 | 18 | a, b = ostart, ostop |
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19 | 19 | results.append((cstop - cstart, b[0] - a[0], b[1]-a[1])) |
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20 | 20 | if cstop - begin > 3 and count >= 100: |
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21 | 21 | break |
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22 | 22 | if cstop - begin > 10 and count >= 3: |
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23 | 23 | break |
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24 | 24 | if title: |
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25 | 25 | sys.stderr.write("! %s\n" % title) |
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26 | 26 | if r: |
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27 | 27 | sys.stderr.write("! result: %s\n" % r) |
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28 | 28 | m = min(results) |
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29 | 29 | sys.stderr.write("! wall %f comb %f user %f sys %f (best of %d)\n" |
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30 | 30 | % (m[0], m[1] + m[2], m[1], m[2], count)) |
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31 | 31 | |
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32 | 32 | def perfwalk(ui, repo, *pats): |
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33 | 33 | try: |
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34 | 34 | m = cmdutil.match(repo, pats, {}) |
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35 | 35 | timer(lambda: len(list(repo.dirstate.walk(m, [], True, False)))) |
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36 | 36 | except: |
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37 | 37 | try: |
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38 | 38 | m = cmdutil.match(repo, pats, {}) |
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39 | 39 | timer(lambda: len([b for a, b, c in repo.dirstate.statwalk([], m)])) |
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40 | 40 | except: |
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41 | 41 | timer(lambda: len(list(cmdutil.walk(repo, pats, {})))) |
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42 | 42 | |
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43 | 43 | def perfstatus(ui, repo, *pats): |
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44 | 44 | #m = match.always(repo.root, repo.getcwd()) |
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45 | #timer(lambda: sum(map(len, repo.dirstate.status(m, False, False, False)))) | |
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45 | #timer(lambda: sum(map(len, repo.dirstate.status(m, [], False, False, False)))) | |
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46 | 46 | timer(lambda: sum(map(len, repo.status()))) |
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47 | 47 | |
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48 | 48 | def perfheads(ui, repo): |
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49 | 49 | timer(lambda: len(repo.changelog.heads())) |
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50 | 50 | |
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51 | 51 | def perftags(ui, repo): |
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52 | 52 | import mercurial.changelog, mercurial.manifest |
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53 | 53 | def t(): |
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54 | 54 | repo.changelog = mercurial.changelog.changelog(repo.sopener) |
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55 | 55 | repo.manifest = mercurial.manifest.manifest(repo.sopener) |
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56 | 56 | repo._tags = None |
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57 | 57 | return len(repo.tags()) |
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58 | 58 | timer(t) |
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59 | 59 | |
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60 | 60 | def perfdirstate(ui, repo): |
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61 | 61 | "a" in repo.dirstate |
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62 | 62 | def d(): |
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63 | 63 | repo.dirstate.invalidate() |
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64 | 64 | "a" in repo.dirstate |
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65 | 65 | timer(d) |
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66 | 66 | |
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67 | 67 | def perfdirstatedirs(ui, repo): |
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68 | 68 | "a" in repo.dirstate |
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69 | 69 | def d(): |
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70 | 70 | "a" in repo.dirstate._dirs |
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71 | 71 | del repo.dirstate._dirs |
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72 | 72 | timer(d) |
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73 | 73 | |
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74 | 74 | def perfmanifest(ui, repo): |
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75 | 75 | def d(): |
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76 | 76 | t = repo.manifest.tip() |
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77 | 77 | m = repo.manifest.read(t) |
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78 | 78 | repo.manifest.mapcache = None |
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79 | 79 | repo.manifest._cache = None |
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80 | 80 | timer(d) |
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81 | 81 | |
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82 | 82 | def perfindex(ui, repo): |
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83 | 83 | import mercurial.changelog |
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84 | 84 | def d(): |
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85 | 85 | t = repo.changelog.tip() |
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86 | 86 | repo.changelog = mercurial.changelog.changelog(repo.sopener) |
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87 | 87 | repo.changelog._loadindexmap() |
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88 | 88 | timer(d) |
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89 | 89 | |
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90 | 90 | def perfstartup(ui, repo): |
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91 | 91 | cmd = sys.argv[0] |
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92 | 92 | def d(): |
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93 | 93 | os.system("HGRCPATH= %s version -q > /dev/null" % cmd) |
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94 | 94 | timer(d) |
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95 | 95 | |
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96 | 96 | def perfparents(ui, repo): |
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97 | 97 | nl = [repo.changelog.node(i) for i in xrange(1000)] |
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98 | 98 | def d(): |
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99 | 99 | for n in nl: |
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100 | 100 | repo.changelog.parents(n) |
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101 | 101 | timer(d) |
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102 | 102 | |
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103 | 103 | def perflookup(ui, repo, rev): |
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104 | 104 | timer(lambda: len(repo.lookup(rev))) |
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105 | 105 | |
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106 | 106 | def perflog(ui, repo, **opts): |
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107 | 107 | ui.pushbuffer() |
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108 | 108 | timer(lambda: commands.log(ui, repo, rev=[], date='', user='', |
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109 | 109 | copies=opts.get('rename'))) |
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110 | 110 | ui.popbuffer() |
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111 | 111 | |
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112 | 112 | def perftemplating(ui, repo): |
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113 | 113 | ui.pushbuffer() |
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114 | 114 | timer(lambda: commands.log(ui, repo, rev=[], date='', user='', |
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115 | 115 | template='{date|shortdate} [{rev}:{node|short}]' |
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116 | 116 | ' {author|person}: {desc|firstline}\n')) |
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117 | 117 | ui.popbuffer() |
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118 | 118 | |
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119 | 119 | def perfdiffwd(ui, repo): |
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120 | 120 | """Profile diff of working directory changes""" |
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121 | 121 | options = { |
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122 | 122 | 'w': 'ignore_all_space', |
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123 | 123 | 'b': 'ignore_space_change', |
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124 | 124 | 'B': 'ignore_blank_lines', |
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125 | 125 | } |
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126 | 126 | |
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127 | 127 | for diffopt in ('', 'w', 'b', 'B', 'wB'): |
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128 | 128 | opts = dict((options[c], '1') for c in diffopt) |
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129 | 129 | def d(): |
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130 | 130 | ui.pushbuffer() |
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131 | 131 | commands.diff(ui, repo, **opts) |
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132 | 132 | ui.popbuffer() |
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133 | 133 | title = 'diffopts: %s' % (diffopt and ('-' + diffopt) or 'none') |
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134 | 134 | timer(d, title) |
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135 | 135 | |
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136 | 136 | cmdtable = { |
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137 | 137 | 'perflookup': (perflookup, []), |
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138 | 138 | 'perfparents': (perfparents, []), |
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139 | 139 | 'perfstartup': (perfstartup, []), |
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140 | 140 | 'perfstatus': (perfstatus, []), |
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141 | 141 | 'perfwalk': (perfwalk, []), |
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142 | 142 | 'perfmanifest': (perfmanifest, []), |
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143 | 143 | 'perfindex': (perfindex, []), |
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144 | 144 | 'perfheads': (perfheads, []), |
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145 | 145 | 'perftags': (perftags, []), |
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146 | 146 | 'perfdirstate': (perfdirstate, []), |
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147 | 147 | 'perfdirstatedirs': (perfdirstate, []), |
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148 | 148 | 'perflog': (perflog, |
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149 | 149 | [('', 'rename', False, 'ask log to follow renames')]), |
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150 | 150 | 'perftemplating': (perftemplating, []), |
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151 | 151 | 'perfdiffwd': (perfdiffwd, []), |
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152 | 152 | } |
@@ -1,86 +1,86 b'' | |||
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1 | 1 | # __init__.py - inotify-based status acceleration for Linux |
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2 | 2 | # |
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3 | 3 | # Copyright 2006, 2007, 2008 Bryan O'Sullivan <bos@serpentine.com> |
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4 | 4 | # Copyright 2007, 2008 Brendan Cully <brendan@kublai.com> |
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5 | 5 | # |
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6 | 6 | # This software may be used and distributed according to the terms of the |
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7 | 7 | # GNU General Public License version 2 or any later version. |
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8 | 8 | |
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9 | 9 | '''accelerate status report using Linux's inotify service''' |
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10 | 10 | |
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11 | 11 | # todo: socket permissions |
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12 | 12 | |
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13 | 13 | from mercurial.i18n import _ |
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14 | 14 | import server |
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15 | 15 | from client import client, QueryFailed |
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16 | 16 | |
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17 | 17 | def serve(ui, repo, **opts): |
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18 | 18 | '''start an inotify server for this repository''' |
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19 | 19 | server.start(ui, repo.dirstate, repo.root, opts) |
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20 | 20 | |
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21 | 21 | def debuginotify(ui, repo, **opts): |
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22 | 22 | '''debugging information for inotify extension |
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23 | 23 | |
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24 | 24 | Prints the list of directories being watched by the inotify server. |
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25 | 25 | ''' |
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26 | 26 | cli = client(ui, repo) |
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27 | 27 | response = cli.debugquery() |
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28 | 28 | |
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29 | 29 | ui.write(_('directories being watched:\n')) |
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30 | 30 | for path in response: |
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31 | 31 | ui.write((' %s/\n') % path) |
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32 | 32 | |
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33 | 33 | def reposetup(ui, repo): |
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34 | 34 | if not hasattr(repo, 'dirstate'): |
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35 | 35 | return |
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36 | 36 | |
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37 | 37 | class inotifydirstate(repo.dirstate.__class__): |
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38 | 38 | |
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39 | 39 | # We'll set this to false after an unsuccessful attempt so that |
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40 | 40 | # next calls of status() within the same instance don't try again |
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41 | 41 | # to start an inotify server if it won't start. |
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42 | 42 | _inotifyon = True |
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43 | 43 | |
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44 | 44 | def status(self, match, subrepos, ignored, clean, unknown=True): |
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45 | 45 | files = match.files() |
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46 | 46 | if '.' in files: |
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47 | 47 | files = [] |
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48 | 48 | if self._inotifyon and not ignored and not subrepos and not self._dirty: |
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49 | 49 | cli = client(ui, repo) |
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50 | 50 | try: |
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51 | 51 | result = cli.statusquery(files, match, False, |
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52 | 52 | clean, unknown) |
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53 | 53 | except QueryFailed, instr: |
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54 | 54 | ui.debug(str(instr)) |
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55 | 55 | # don't retry within the same hg instance |
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56 | 56 | inotifydirstate._inotifyon = False |
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57 | 57 | pass |
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58 | 58 | else: |
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59 | 59 | if ui.config('inotify', 'debug'): |
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60 | 60 | r2 = super(inotifydirstate, self).status( |
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61 | match, False, clean, unknown) | |
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61 | match, [], False, clean, unknown) | |
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62 | 62 | for c, a, b in zip('LMARDUIC', result, r2): |
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63 | 63 | for f in a: |
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64 | 64 | if f not in b: |
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65 | 65 | ui.warn('*** inotify: %s +%s\n' % (c, f)) |
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66 | 66 | for f in b: |
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67 | 67 | if f not in a: |
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68 | 68 | ui.warn('*** inotify: %s -%s\n' % (c, f)) |
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69 | 69 | result = r2 |
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70 | 70 | return result |
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71 | 71 | return super(inotifydirstate, self).status( |
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72 | 72 | match, subrepos, ignored, clean, unknown) |
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73 | 73 | |
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74 | 74 | repo.dirstate.__class__ = inotifydirstate |
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75 | 75 | |
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76 | 76 | cmdtable = { |
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77 | 77 | 'debuginotify': |
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78 | 78 | (debuginotify, [], ('hg debuginotify')), |
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79 | 79 | '^inserve': |
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80 | 80 | (serve, |
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81 | 81 | [('d', 'daemon', None, _('run server in background')), |
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82 | 82 | ('', 'daemon-pipefds', '', _('used internally by daemon mode')), |
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83 | 83 | ('t', 'idle-timeout', '', _('minutes to sit idle before exiting')), |
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84 | 84 | ('', 'pid-file', '', _('name of file to write process ID to'))], |
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85 | 85 | _('hg inserve [OPTION]...')), |
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86 | 86 | } |
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