treemanifest: use visitchildrenset when doing a walk
For this series, starting at 'introduce lazy loading of subdirs' and ending with
this commit, we get the following timing numbers, using roughly the same
methodology and setup that we did in an earlier commit.
"before" is 6268fed3.
diff --git:
repo | N | T | before (mean +- stdev) | after (mean +- stdev) | % of before
------+---+---+------------------------+-----------------------+------------
m-u | | | 1.585 s +- 0.034 s | 1.574 s +- 0.045 s | 99.3%
m-u | | x | 1.591 s +- 0.024 s | 1.601 s +- 0.034 s | 100.6%
m-u | x | | 1.579 s +- 0.032 s | 1.603 s +- 0.029 s | 101.5%
m-u | x | x | 109.8 ms +- 2.1 ms | 108.8 ms +- 2.2 ms | 99.1%
l-d-r | | | 234.6 ms +- 5.1 ms | 240.1 ms +- 7.9 ms | 102.3%
l-d-r | | x | 238.3 ms +- 8.1 ms | 232.2 ms +- 6.3 ms | 97.4%
l-d-r | x | | 120.0 ms +- 2.7 ms | 119.6 ms +- 2.1 ms | 99.7%
l-d-r | x | x | 120.2 ms +- 1.6 ms | 119.1 ms +- 1.6 ms | 99.1%
diff -c . --git:
repo | N | T | before (mean +- stdev) | after (mean +- stdev) | % of before
------+---+---+------------------------+-----------------------+------------
m-u | | | 356.9 ms +- 5.6 ms | 355.9 ms +- 5.6 ms | 99.7%
m-u | | x | 209.1 ms +- 3.3 ms | 205.8 ms +- 2.6 ms | 98.4%
m-u | x | | 418.3 ms +- 14.0 ms | 350.8 ms +- 7.7 ms | 83.9% <--
m-u | x | x | 168.3 ms +- 1.5 ms | 168.1 ms +- 2.7 ms | 99.9%
l-d-r | | | 100.5 ms +- 2.1 ms | 99.1 ms +- 1.6 ms | 98.6%
l-d-r | | x | 5.672 s +- 0.133 s | 4.335 s +- 0.051 s | 76.4% <--
l-d-r | x | | 102.8 ms +- 2.8 ms | 100.4 ms +- 1.7 ms | 97.7%
l-d-r | x | x | 1.025 s +- 0.028 s | 875.9 ms +- 12.1 ms | 85.5% <--
rebase -r . --keep -d .^^:
repo | N | T | before (mean +- stdev) | after (mean +- stdev) | % of before
------+---+---+------------------------+-----------------------+------------
m-u | | | 6.654 s +- 0.137 s | 6.718 s +- 0.046 s | 101.0%
m-u | | x | 6.672 s +- 0.104 s | 6.716 s +- 0.143 s | 100.7%
m-u | x | | 6.661 s +- 0.072 s | 6.658 s +- 0.066 s | 100.0%
m-u | x | x | 696.0 ms +- 49.0 ms | 696.2 ms +- 54.8 ms | 100.0%
l-d-r | | | 789.1 ms +- 12.5 ms | 793.5 ms +- 17.3 ms | 100.6%
l-d-r | | x | 7.621 s +- 0.194 s | 7.144 s +- 0.116 s | 93.7% <--
l-d-r | x | | 335.4 ms +- 9.7 ms | 339.6 ms +- 10.8 ms | 101.3%
l-d-r | x | x | 6.315 s +- 0.085 s | 5.633 s +- 0.105 s | 89.2% <--
status --change . --copies:
repo | N | T | before (mean +- stdev) | after (mean +- stdev) | % of before
------+---+---+------------------------+-----------------------+------------
m-u | | | 331.2 ms +- 7.0 ms | 335.1 ms +- 6.5 ms | 101.2%
m-u | | x | 184.0 ms +- 3.8 ms | 183.1 ms +- 3.4 ms | 99.5%
m-u | x | | 330.5 ms +- 7.2 ms | 332.7 ms +- 6.9 ms | 100.7%
m-u | x | x | 148.7 ms +- 3.5 ms | 147.5 ms +- 2.2 ms | 99.2%
l-d-r | | | 97.3 ms +- 1.3 ms | 98.2 ms +- 2.5 ms | 100.9%
l-d-r | | x | 5.196 s +- 0.030 s | 4.281 s +- 0.025 s | 82.4% <--
l-d-r | x | | 101.4 ms +- 3.1 ms | 100.9 ms +- 1.8 ms | 99.5%
l-d-r | x | x | 1.015 s +- 0.018 s | 861.2 ms +- 11.2 ms | 84.8% <--
status --copies:
repo | N | T | before (mean +- stdev) | after (mean +- stdev) | % of before
------+---+---+------------------------+-----------------------+------------
m-u | | | 2.356 s +- 0.032 s | 2.369 s +- 0.027 s | 100.6%
m-u | | x | 2.371 s +- 0.041 s | 2.385 s +- 0.028 s | 100.6%
m-u | x | | 2.366 s +- 0.036 s | 2.379 s +- 0.030 s | 100.5%
m-u | x | x | 121.8 ms +- 3.8 ms | 121.1 ms +- 2.7 ms | 99.4%
l-d-r | | | 726.2 ms +- 12.9 ms | 723.1 ms +- 12.7 ms | 99.6%
l-d-r | | x | 738.7 ms +- 11.2 ms | 741.3 ms +- 11.1 ms | 100.4%
l-d-r | x | | 215.9 ms +- 3.6 ms | 214.7 ms +- 5.9 ms | 99.4%
l-d-r | x | x | 213.1 ms +- 2.5 ms | 212.8 ms +- 4.5 ms | 99.9%
update $rev^; ~/src/hg/hg{hg}/hg update $rev:
repo | N | T | before (mean +- stdev) | after (mean +- stdev) | % of before
------+---+---+------------------------+-----------------------+------------
m-u | | | 3.922 s +- 0.045 s | 3.937 s +- 0.034 s | 100.4%
m-u | | x | 3.673 s +- 0.028 s | 3.660 s +- 0.035 s | 99.6%
m-u | x | | 3.959 s +- 0.073 s | 3.904 s +- 0.051 s | 98.6%
m-u | x | x | 417.0 ms +- 13.0 ms | 406.2 ms +- 6.5 ms | 97.4%
l-d-r | | | 534.3 ms +- 12.2 ms | 537.9 ms +- 8.8 ms | 100.7%
l-d-r | | x | 10.671 s +- 0.275 s | 10.111 s +- 0.114 s | 94.8% <--
l-d-r | x | | 309.7 ms +- 3.5 ms | 307.9 ms +- 4.0 ms | 99.4%
l-d-r | x | x | 1.837 s +- 0.014 s | 1.887 s +- 0.035 s | 102.7%
Differential Revision: https://phab.mercurial-scm.org/D4371
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