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1 | ==================================== |
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1 | ==================================== | |
2 | Test delta choice with sparse revlog |
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2 | Test delta choice with sparse revlog | |
3 | ==================================== |
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3 | ==================================== | |
4 |
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4 | |||
5 | Sparse-revlog usually shows the most gain on Manifest. However, it is simpler |
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5 | Sparse-revlog usually shows the most gain on Manifest. However, it is simpler | |
6 | to general an appropriate file, so we test with a single file instead. The |
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6 | to general an appropriate file, so we test with a single file instead. The | |
7 | goal is to observe intermediate snapshot being created. |
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7 | goal is to observe intermediate snapshot being created. | |
8 |
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8 | |||
9 | We need a large enough file. Part of the content needs to be replaced |
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9 | We need a large enough file. Part of the content needs to be replaced | |
10 | repeatedly while some of it changes rarely. |
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10 | repeatedly while some of it changes rarely. | |
11 |
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11 | |||
12 | $ bundlepath="$TESTDIR/artifacts/cache/big-file-churn.hg" |
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12 | $ bundlepath="$TESTDIR/artifacts/cache/big-file-churn.hg" | |
13 |
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13 | |||
14 | $ expectedhash=`cat "$bundlepath".md5` |
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14 | $ expectedhash=`cat "$bundlepath".md5` | |
15 |
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15 | |||
16 | #if slow |
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16 | #if slow | |
17 |
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17 | |||
18 | $ if [ ! -f "$bundlepath" ]; then |
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18 | $ if [ ! -f "$bundlepath" ]; then | |
19 | > "$TESTDIR"/artifacts/scripts/generate-churning-bundle.py > /dev/null |
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19 | > "$TESTDIR"/artifacts/scripts/generate-churning-bundle.py > /dev/null | |
20 | > fi |
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20 | > fi | |
21 |
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21 | |||
22 | #else |
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22 | #else | |
23 |
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23 | |||
24 | $ if [ ! -f "$bundlepath" ]; then |
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24 | $ if [ ! -f "$bundlepath" ]; then | |
25 | > echo 'skipped: missing artifact, run "'"$TESTDIR"'/artifacts/scripts/generate-churning-bundle.py"' |
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25 | > echo 'skipped: missing artifact, run "'"$TESTDIR"'/artifacts/scripts/generate-churning-bundle.py"' | |
26 | > exit 80 |
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26 | > exit 80 | |
27 | > fi |
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27 | > fi | |
28 |
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28 | |||
29 | #endif |
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29 | #endif | |
30 |
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30 | |||
31 | $ currenthash=`f -M "$bundlepath" | cut -d = -f 2` |
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31 | $ currenthash=`f -M "$bundlepath" | cut -d = -f 2` | |
32 | $ if [ "$currenthash" != "$expectedhash" ]; then |
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32 | $ if [ "$currenthash" != "$expectedhash" ]; then | |
33 | > echo 'skipped: outdated artifact, md5 "'"$currenthash"'" expected "'"$expectedhash"'" run "'"$TESTDIR"'/artifacts/scripts/generate-churning-bundle.py"' |
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33 | > echo 'skipped: outdated artifact, md5 "'"$currenthash"'" expected "'"$expectedhash"'" run "'"$TESTDIR"'/artifacts/scripts/generate-churning-bundle.py"' | |
34 | > exit 80 |
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34 | > exit 80 | |
35 | > fi |
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35 | > fi | |
36 |
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36 | |||
37 | $ cat >> $HGRCPATH << EOF |
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37 | $ cat >> $HGRCPATH << EOF | |
38 | > [format] |
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38 | > [format] | |
39 | > sparse-revlog = yes |
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39 | > sparse-revlog = yes | |
40 | > maxchainlen = 15 |
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40 | > maxchainlen = 15 | |
41 | > [storage] |
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41 | > [storage] | |
42 | > revlog.optimize-delta-parent-choice = yes |
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42 | > revlog.optimize-delta-parent-choice = yes | |
43 | > revlog.reuse-external-delta = no |
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43 | > revlog.reuse-external-delta = no | |
44 | > EOF |
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44 | > EOF | |
45 | $ hg init sparse-repo |
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45 | $ hg init sparse-repo | |
46 | $ cd sparse-repo |
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46 | $ cd sparse-repo | |
47 | $ hg unbundle $bundlepath |
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47 | $ hg unbundle $bundlepath | |
48 | adding changesets |
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48 | adding changesets | |
49 | adding manifests |
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49 | adding manifests | |
50 | adding file changes |
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50 | adding file changes | |
51 | added 5001 changesets with 5001 changes to 1 files (+89 heads) |
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51 | added 5001 changesets with 5001 changes to 1 files (+89 heads) | |
52 | new changesets 9706f5af64f4:d9032adc8114 (5001 drafts) |
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52 | new changesets 9706f5af64f4:d9032adc8114 (5001 drafts) | |
53 | (run 'hg heads' to see heads, 'hg merge' to merge) |
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53 | (run 'hg heads' to see heads, 'hg merge' to merge) | |
54 | $ hg up |
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54 | $ hg up | |
55 | 1 files updated, 0 files merged, 0 files removed, 0 files unresolved |
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55 | 1 files updated, 0 files merged, 0 files removed, 0 files unresolved | |
56 | updated to "d9032adc8114: commit #5000" |
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56 | updated to "d9032adc8114: commit #5000" | |
57 | 89 other heads for branch "default" |
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57 | 89 other heads for branch "default" | |
58 |
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58 | |||
59 | $ hg log --stat -r 0:3 |
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59 | $ hg log --stat -r 0:3 | |
60 | changeset: 0:9706f5af64f4 |
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60 | changeset: 0:9706f5af64f4 | |
61 | user: test |
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61 | user: test | |
62 | date: Thu Jan 01 00:00:00 1970 +0000 |
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62 | date: Thu Jan 01 00:00:00 1970 +0000 | |
63 | summary: initial commit |
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63 | summary: initial commit | |
64 |
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64 | |||
65 | SPARSE-REVLOG-TEST-FILE | 10500 ++++++++++++++++++++++++++++++++++++++++++++++ |
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65 | SPARSE-REVLOG-TEST-FILE | 10500 ++++++++++++++++++++++++++++++++++++++++++++++ | |
66 | 1 files changed, 10500 insertions(+), 0 deletions(-) |
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66 | 1 files changed, 10500 insertions(+), 0 deletions(-) | |
67 |
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67 | |||
68 | changeset: 1:724907deaa5e |
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68 | changeset: 1:724907deaa5e | |
69 | user: test |
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69 | user: test | |
70 | date: Thu Jan 01 00:00:00 1970 +0000 |
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70 | date: Thu Jan 01 00:00:00 1970 +0000 | |
71 | summary: commit #1 |
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71 | summary: commit #1 | |
72 |
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72 | |||
73 | SPARSE-REVLOG-TEST-FILE | 1068 +++++++++++++++++++++++----------------------- |
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73 | SPARSE-REVLOG-TEST-FILE | 1068 +++++++++++++++++++++++----------------------- | |
74 | 1 files changed, 534 insertions(+), 534 deletions(-) |
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74 | 1 files changed, 534 insertions(+), 534 deletions(-) | |
75 |
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75 | |||
76 | changeset: 2:62c41bce3e5d |
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76 | changeset: 2:62c41bce3e5d | |
77 | user: test |
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77 | user: test | |
78 | date: Thu Jan 01 00:00:00 1970 +0000 |
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78 | date: Thu Jan 01 00:00:00 1970 +0000 | |
79 | summary: commit #2 |
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79 | summary: commit #2 | |
80 |
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80 | |||
81 | SPARSE-REVLOG-TEST-FILE | 1068 +++++++++++++++++++++++----------------------- |
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81 | SPARSE-REVLOG-TEST-FILE | 1068 +++++++++++++++++++++++----------------------- | |
82 | 1 files changed, 534 insertions(+), 534 deletions(-) |
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82 | 1 files changed, 534 insertions(+), 534 deletions(-) | |
83 |
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83 | |||
84 | changeset: 3:348a9cbd6959 |
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84 | changeset: 3:348a9cbd6959 | |
85 | user: test |
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85 | user: test | |
86 | date: Thu Jan 01 00:00:00 1970 +0000 |
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86 | date: Thu Jan 01 00:00:00 1970 +0000 | |
87 | summary: commit #3 |
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87 | summary: commit #3 | |
88 |
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88 | |||
89 | SPARSE-REVLOG-TEST-FILE | 1068 +++++++++++++++++++++++----------------------- |
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89 | SPARSE-REVLOG-TEST-FILE | 1068 +++++++++++++++++++++++----------------------- | |
90 | 1 files changed, 534 insertions(+), 534 deletions(-) |
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90 | 1 files changed, 534 insertions(+), 534 deletions(-) | |
91 |
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91 | |||
92 |
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92 | |||
93 | $ f -s .hg/store/data/*.d |
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93 | $ f -s .hg/store/data/*.d | |
94 |
.hg/store/data/_s_p_a_r_s_e-_r_e_v_l_o_g-_t_e_s_t-_f_i_l_e.d: size= |
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94 | .hg/store/data/_s_p_a_r_s_e-_r_e_v_l_o_g-_t_e_s_t-_f_i_l_e.d: size=58616973 | |
95 | $ hg debugrevlog * |
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95 | $ hg debugrevlog * | |
96 | format : 1 |
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96 | format : 1 | |
97 | flags : generaldelta |
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97 | flags : generaldelta | |
98 |
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98 | |||
99 | revisions : 5001 |
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99 | revisions : 5001 | |
100 | merges : 625 (12.50%) |
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100 | merges : 625 (12.50%) | |
101 | normal : 4376 (87.50%) |
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101 | normal : 4376 (87.50%) | |
102 | revisions : 5001 |
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102 | revisions : 5001 | |
103 | empty : 0 ( 0.00%) |
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103 | empty : 0 ( 0.00%) | |
104 | text : 0 (100.00%) |
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104 | text : 0 (100.00%) | |
105 | delta : 0 (100.00%) |
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105 | delta : 0 (100.00%) | |
106 | snapshot : 383 ( 7.66%) |
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106 | snapshot : 383 ( 7.66%) | |
107 | lvl-0 : 3 ( 0.06%) |
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107 | lvl-0 : 3 ( 0.06%) | |
108 |
lvl-1 : |
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108 | lvl-1 : 18 ( 0.36%) | |
109 |
lvl-2 : 6 |
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109 | lvl-2 : 62 ( 1.24%) | |
110 |
lvl-3 : 1 |
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110 | lvl-3 : 108 ( 2.16%) | |
111 |
lvl-4 : 1 |
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111 | lvl-4 : 191 ( 3.82%) | |
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112 | lvl-5 : 1 ( 0.02%) | |||
112 | deltas : 4618 (92.34%) |
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113 | deltas : 4618 (92.34%) | |
113 |
revision size : |
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114 | revision size : 58616973 | |
114 |
snapshot : 9 |
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115 | snapshot : 9247844 (15.78%) | |
115 |
lvl-0 : |
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116 | lvl-0 : 539532 ( 0.92%) | |
116 |
lvl-1 : 1 |
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117 | lvl-1 : 1467743 ( 2.50%) | |
117 |
lvl-2 : |
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118 | lvl-2 : 1873820 ( 3.20%) | |
118 |
lvl-3 : 2 |
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119 | lvl-3 : 2326874 ( 3.97%) | |
119 |
lvl-4 : |
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120 | lvl-4 : 3029118 ( 5.17%) | |
120 | deltas : 53440702 (84.39%) |
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121 | lvl-5 : 10757 ( 0.02%) | |
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122 | deltas : 49369129 (84.22%) | |||
121 |
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123 | |||
122 | chunks : 5001 |
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124 | chunks : 5001 | |
123 |
0x |
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125 | 0x28 : 5001 (100.00%) | |
124 |
chunks size : |
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126 | chunks size : 58616973 | |
125 |
0x |
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127 | 0x28 : 58616973 (100.00%) | |
126 |
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128 | |||
127 | avg chain length : 9 |
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129 | avg chain length : 9 | |
128 | max chain length : 15 |
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130 | max chain length : 15 | |
129 |
max chain reach : 2 |
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131 | max chain reach : 27366701 | |
130 |
compression ratio : 2 |
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132 | compression ratio : 29 | |
131 |
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133 | |||
132 | uncompressed data size (min/max/avg) : 346468 / 346472 / 346471 |
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134 | uncompressed data size (min/max/avg) : 346468 / 346472 / 346471 | |
133 |
full revision size (min/max/avg) : |
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135 | full revision size (min/max/avg) : 179288 / 180786 / 179844 | |
134 |
inter-snapshot size (min/max/avg) : 1 |
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136 | inter-snapshot size (min/max/avg) : 10757 / 169507 / 22916 | |
135 |
level-1 (min/max/avg) : 1 |
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137 | level-1 (min/max/avg) : 13905 / 169507 / 81541 | |
136 |
level-2 (min/max/avg) : 1 |
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138 | level-2 (min/max/avg) : 10887 / 83873 / 30222 | |
137 |
level-3 (min/max/avg) : 1 |
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139 | level-3 (min/max/avg) : 10911 / 43047 / 21545 | |
138 |
level-4 (min/max/avg) : 1 |
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140 | level-4 (min/max/avg) : 10838 / 21390 / 15859 | |
139 |
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141 | level-5 (min/max/avg) : 10757 / 10757 / 10757 | |
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142 | delta size (min/max/avg) : 9672 / 108072 / 10690 | |||
140 |
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143 | |||
141 |
deltas against prev : 39 |
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144 | deltas against prev : 3906 (84.58%) | |
142 |
where prev = p1 : 39 |
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145 | where prev = p1 : 3906 (100.00%) | |
143 | where prev = p2 : 0 ( 0.00%) |
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146 | where prev = p2 : 0 ( 0.00%) | |
144 | other : 0 ( 0.00%) |
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147 | other : 0 ( 0.00%) | |
145 |
deltas against p1 : 64 |
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148 | deltas against p1 : 649 (14.05%) | |
146 |
deltas against p2 : 6 |
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149 | deltas against p2 : 63 ( 1.36%) | |
147 | deltas against other : 0 ( 0.00%) |
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150 | deltas against other : 0 ( 0.00%) | |
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151 | ||||
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152 | $ cd .. |
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