Mercurial > hg
view tests/test-fetch.t @ 42044:bb271ec2fbfb
compression: introduce a `storage.revlog.zstd.level` configuration
This option control the zstd compression level used when compressing revlog
chunk. The usage of zstd for revlog compression has not graduated from
experimental yet, but we intend to fix that soon.
The option name for the compression level is more straight forward to pick, so
this changesets comes first. Having a dedicated option for each compression
engine is useful because they don't support the same range of values.
I ran the same measurement as for the zlib compression level (in the parent
changesets). The variation in repository size is stay mostly in the same (small)
range. The "read/write" performance see smallish variation, but are overall much
better than zlib. Write performance show the same tend of having better write
performance for when reaching high-end compression.
Again, we don't intend to change the default zstd compression level (currently:
3) in this series. However this is worth investigating in the future.
The Performance comparison of zlib vs zstd is quite impressive. The repository
size stay in the same range, but the performance are much better in all
situations.
Comparison summary
==================
We are looking at:
- performance range for zlib
- performance range for zstd
- comparison of default zstd (level-3) to default zlib (level 6)
- comparison of the slowest zstd time to the fastest zlib time
Read performance:
-----------------
| zlib | zstd | cmp | f2s
mercurial | 0.170159 - 0.189219 | 0.144127 - 0.149624 | 80% | 88%
pypy | 2.679217 - 2.768691 | 1.532317 - 1.705044 | 60% | 63%
netbeans | 122.477027 - 141.620281 | 72.996346 - 89.731560 | 58% | 73%
mozilla | 147.867662 - 170.572118 | 91.700995 - 105.853099 | 56% | 71%
Write performance:
------------------
| zlib | zstd | cmp | f2s
mercurial | 53.250304 - 56.2936129 | 40.877025 - 45.677286 | 75% | 86%
pypy | 460.721984 - 476.589918 | 270.545409 - 301.002219 | 63% | 65%
netbeans | 520.560316 - 715.930400 | 370.356311 - 428.329652 | 55% | 82%
mozilla | 739.803002 - 987.056093 | 505.152906 - 591.930683 | 57% | 80%
Raw data
--------
repo alg lvl .hg/store size 00manifest.d read write
mercurial zlib 1 49,402,813 5,963,475 0.170159 53.250304
mercurial zlib 6 47,197,397 5,875,730 0.182820 56.264320
mercurial zlib 9 47,121,596 5,849,781 0.189219 56.293612
mercurial zstd 1 49,737,084 5,966,355 0.144127 40.877025
mercurial zstd 3 48,961,867 5,895,208 0.146376 42.268142
mercurial zstd 5 48,200,592 5,938,676 0.149624 43.162875
mercurial zstd 10 47,833,520 5,913,353 0.145185 44.012489
mercurial zstd 15 47,314,604 5,728,679 0.147686 45.677286
mercurial zstd 20 47,330,502 5,830,539 0.145789 45.025407
mercurial zstd 22 47,330,076 5,830,539 0.143996 44.690460
pypy zlib 1 370,830,572 28,462,425 2.679217 460.721984
pypy zlib 6 340,112,317 27,648,747 2.768691 467.537158
pypy zlib 9 338,360,736 27,639,003 2.763495 476.589918
pypy zstd 1 362,377,479 27,916,214 1.532317 270.545409
pypy zstd 3 354,137,693 27,905,988 1.686718 294.951509
pypy zstd 5 342,640,043 27,655,774 1.705044 301.002219
pypy zstd 10 334,224,327 27,164,493 1.567287 285.186239
pypy zstd 15 329,000,363 26,645,965 1.637729 299.561332
pypy zstd 20 324,534,039 26,199,547 1.526813 302.149827
pypy zstd 22 324,530,595 26,198,932 1.525718 307.821218
netbeans zlib 1 1,281,847,810 165,495,457 122.477027 520.560316
netbeans zlib 6 1,205,284,353 159,161,207 139.876147 715.930400
netbeans zlib 9 1,197,135,671 155,034,586 141.620281 678.297064
netbeans zstd 1 1,259,581,737 160,840,613 72.996346 370.356311
netbeans zstd 3 1,232,978,122 157,691,551 81.622317 396.733087
netbeans zstd 5 1,208,034,075 160,246,880 83.080549 364.342626
netbeans zstd 10 1,188,624,176 156,083,417 79.323935 403.594602
netbeans zstd 15 1,176,973,589 153,859,477 89.731560 428.329652
netbeans zstd 20 1,162,958,258 151,147,535 82.842667 392.335349
netbeans zstd 22 1,162,707,029 151,150,220 82.565695 402.840655
mozilla zlib 1 2,775,497,186 298,527,987 147.867662 751.263721
mozilla zlib 6 2,596,856,420 286,597,671 170.572118 987.056093
mozilla zlib 9 2,587,542,494 287,018,264 163.622338 739.803002
mozilla zstd 1 2,723,159,348 286,617,532 91.700995 570.042751
mozilla zstd 3 2,665,055,001 286,152,013 95.240155 561.412805
mozilla zstd 5 2,607,819,817 288,060,030 101.978048 505.152906
mozilla zstd 10 2,558,761,085 283,967,648 104.113481 497.771202
mozilla zstd 15 2,526,216,060 275,581,300 105.853099 591.930683
mozilla zstd 20 2,485,114,806 266,478,859 95.268795 576.515389
mozilla zstd 22 2,484,869,080 266,456,505 94.429282 572.785537
author | Pierre-Yves David <pierre-yves.david@octobus.net> |
---|---|
date | Wed, 27 Mar 2019 18:35:59 +0100 |
parents | eb586ed5d8ce |
children | 5c2a4f37eace |
line wrap: on
line source
#require serve $ echo "[extensions]" >> $HGRCPATH $ echo "fetch=" >> $HGRCPATH test fetch with default branches only $ hg init a $ echo a > a/a $ hg --cwd a commit -Ama adding a $ hg clone a b updating to branch default 1 files updated, 0 files merged, 0 files removed, 0 files unresolved $ hg clone a c updating to branch default 1 files updated, 0 files merged, 0 files removed, 0 files unresolved $ echo b > a/b $ hg --cwd a commit -Amb adding b $ hg --cwd a parents -q 1:d2ae7f538514 should pull one change $ hg --cwd b fetch ../a pulling from ../a searching for changes adding changesets adding manifests adding file changes added 1 changesets with 1 changes to 1 files new changesets d2ae7f538514 1 files updated, 0 files merged, 0 files removed, 0 files unresolved $ hg --cwd b parents -q 1:d2ae7f538514 $ echo c > c/c $ hg --cwd c commit -Amc adding c $ hg clone c d updating to branch default 2 files updated, 0 files merged, 0 files removed, 0 files unresolved $ hg clone c e updating to branch default 2 files updated, 0 files merged, 0 files removed, 0 files unresolved We cannot use the default commit message if fetching from a local repo, because the path of the repo will be included in the commit message, making every commit appear different. should merge c into a $ hg --cwd c fetch -d '0 0' -m 'automated merge' ../a pulling from ../a searching for changes adding changesets adding manifests adding file changes added 1 changesets with 1 changes to 1 files (+1 heads) new changesets d2ae7f538514 updating to 2:d2ae7f538514 1 files updated, 0 files merged, 1 files removed, 0 files unresolved merging with 1:d36c0562f908 1 files updated, 0 files merged, 0 files removed, 0 files unresolved new changeset 3:a323a0c43ec4 merges remote changes with local $ ls c a b c $ hg serve --cwd a -a localhost -p $HGPORT -d --pid-file=hg.pid $ cat a/hg.pid >> "$DAEMON_PIDS" fetch over http, no auth (this also tests that editor is invoked if '--edit' is specified) $ HGEDITOR=cat hg --cwd d fetch --edit http://localhost:$HGPORT/ pulling from http://localhost:$HGPORT/ searching for changes adding changesets adding manifests adding file changes added 1 changesets with 1 changes to 1 files (+1 heads) new changesets d2ae7f538514 updating to 2:d2ae7f538514 1 files updated, 0 files merged, 1 files removed, 0 files unresolved merging with 1:d36c0562f908 1 files updated, 0 files merged, 0 files removed, 0 files unresolved Automated merge with http://localhost:$HGPORT/ HG: Enter commit message. Lines beginning with 'HG:' are removed. HG: Leave message empty to abort commit. HG: -- HG: user: test HG: branch merge HG: branch 'default' HG: changed c new changeset 3:* merges remote changes with local (glob) $ hg --cwd d tip --template '{desc}\n' Automated merge with http://localhost:$HGPORT/ $ hg --cwd d status --rev 'tip^1' --rev tip A c $ hg --cwd d status --rev 'tip^2' --rev tip A b fetch over http with auth (should be hidden in desc) (this also tests that editor is not invoked if '--edit' is not specified, even though commit message is not specified explicitly) $ HGEDITOR=cat hg --cwd e fetch http://user:password@localhost:$HGPORT/ pulling from http://user:***@localhost:$HGPORT/ searching for changes adding changesets adding manifests adding file changes added 1 changesets with 1 changes to 1 files (+1 heads) new changesets d2ae7f538514 updating to 2:d2ae7f538514 1 files updated, 0 files merged, 1 files removed, 0 files unresolved merging with 1:d36c0562f908 1 files updated, 0 files merged, 0 files removed, 0 files unresolved new changeset 3:* merges remote changes with local (glob) $ hg --cwd e tip --template '{desc}\n' Automated merge with http://localhost:$HGPORT/ $ hg clone a f updating to branch default 2 files updated, 0 files merged, 0 files removed, 0 files unresolved $ hg clone a g updating to branch default 2 files updated, 0 files merged, 0 files removed, 0 files unresolved $ echo f > f/f $ hg --cwd f ci -Amf adding f $ echo g > g/g $ hg --cwd g ci -Amg adding g $ hg clone -q f h $ hg clone -q g i should merge f into g $ hg --cwd g fetch -d '0 0' --switch -m 'automated merge' ../f pulling from ../f searching for changes adding changesets adding manifests adding file changes added 1 changesets with 1 changes to 1 files (+1 heads) new changesets 6343ca3eff20 0 files updated, 0 files merged, 0 files removed, 0 files unresolved merging with 3:6343ca3eff20 1 files updated, 0 files merged, 0 files removed, 0 files unresolved new changeset 4:f7faa0b7d3c6 merges remote changes with local $ rm i/g should abort, because i is modified $ hg --cwd i fetch ../h abort: uncommitted changes [255] test fetch with named branches $ hg init nbase $ echo base > nbase/a $ hg -R nbase ci -Am base adding a $ hg -R nbase branch a marked working directory as branch a (branches are permanent and global, did you want a bookmark?) $ echo a > nbase/a $ hg -R nbase ci -m a $ hg -R nbase up -C 0 1 files updated, 0 files merged, 0 files removed, 0 files unresolved $ hg -R nbase branch b marked working directory as branch b $ echo b > nbase/b $ hg -R nbase ci -Am b adding b pull in change on foreign branch $ hg clone nbase n1 updating to branch default 1 files updated, 0 files merged, 0 files removed, 0 files unresolved $ hg clone nbase n2 updating to branch default 1 files updated, 0 files merged, 0 files removed, 0 files unresolved $ hg -R n1 up -C a 1 files updated, 0 files merged, 0 files removed, 0 files unresolved $ echo aa > n1/a $ hg -R n1 ci -m a1 $ hg -R n2 up -C b 1 files updated, 0 files merged, 0 files removed, 0 files unresolved $ hg -R n2 fetch -m 'merge' n1 pulling from n1 searching for changes adding changesets adding manifests adding file changes added 1 changesets with 1 changes to 1 files new changesets 8fdc9284bbc5 parent should be 2 (no automatic update) $ hg -R n2 parents --template '{rev}\n' 2 $ rm -fr n1 n2 pull in changes on both foreign and local branches $ hg clone nbase n1 updating to branch default 1 files updated, 0 files merged, 0 files removed, 0 files unresolved $ hg clone nbase n2 updating to branch default 1 files updated, 0 files merged, 0 files removed, 0 files unresolved $ hg -R n1 up -C a 1 files updated, 0 files merged, 0 files removed, 0 files unresolved $ echo aa > n1/a $ hg -R n1 ci -m a1 $ hg -R n1 up -C b 2 files updated, 0 files merged, 0 files removed, 0 files unresolved $ echo bb > n1/b $ hg -R n1 ci -m b1 $ hg -R n2 up -C b 1 files updated, 0 files merged, 0 files removed, 0 files unresolved $ hg -R n2 fetch -m 'merge' n1 pulling from n1 searching for changes adding changesets adding manifests adding file changes added 2 changesets with 2 changes to 2 files new changesets 8fdc9284bbc5:3c4a837a864f 1 files updated, 0 files merged, 0 files removed, 0 files unresolved parent should be 4 (fast forward) $ hg -R n2 parents --template '{rev}\n' 4 $ rm -fr n1 n2 pull changes on foreign (2 new heads) and local (1 new head) branches with a local change $ hg clone nbase n1 updating to branch default 1 files updated, 0 files merged, 0 files removed, 0 files unresolved $ hg clone nbase n2 updating to branch default 1 files updated, 0 files merged, 0 files removed, 0 files unresolved $ hg -R n1 up -C a 1 files updated, 0 files merged, 0 files removed, 0 files unresolved $ echo a1 > n1/a $ hg -R n1 ci -m a1 $ hg -R n1 up -C b 2 files updated, 0 files merged, 0 files removed, 0 files unresolved $ echo bb > n1/b $ hg -R n1 ci -m b1 $ hg -R n1 up -C 1 1 files updated, 0 files merged, 1 files removed, 0 files unresolved $ echo a2 > n1/a $ hg -R n1 ci -m a2 created new head $ hg -R n2 up -C b 1 files updated, 0 files merged, 0 files removed, 0 files unresolved $ echo change >> n2/c $ hg -R n2 ci -A -m local adding c $ hg -R n2 fetch -d '0 0' -m 'merge' n1 pulling from n1 searching for changes adding changesets adding manifests adding file changes added 3 changesets with 3 changes to 2 files (+2 heads) new changesets d05ce59ff88d:a7954de24e4c updating to 5:3c4a837a864f 1 files updated, 0 files merged, 1 files removed, 0 files unresolved merging with 3:1267f84a9ea5 1 files updated, 0 files merged, 0 files removed, 0 files unresolved new changeset 7:2cf2a1261f21 merges remote changes with local parent should be 7 (new merge changeset) $ hg -R n2 parents --template '{rev}\n' 7 $ rm -fr n1 n2 pull in changes on foreign (merge of local branch) and local (2 new heads) with a local change $ hg clone nbase n1 updating to branch default 1 files updated, 0 files merged, 0 files removed, 0 files unresolved $ hg clone nbase n2 updating to branch default 1 files updated, 0 files merged, 0 files removed, 0 files unresolved $ hg -R n1 up -C a 1 files updated, 0 files merged, 0 files removed, 0 files unresolved $ hg -R n1 merge b 1 files updated, 0 files merged, 0 files removed, 0 files unresolved (branch merge, don't forget to commit) $ hg -R n1 ci -m merge $ hg -R n1 up -C 2 1 files updated, 0 files merged, 0 files removed, 0 files unresolved $ echo c > n1/a $ hg -R n1 ci -m c $ hg -R n1 up -C 2 1 files updated, 0 files merged, 0 files removed, 0 files unresolved $ echo cc > n1/a $ hg -R n1 ci -m cc created new head $ hg -R n2 up -C b 1 files updated, 0 files merged, 0 files removed, 0 files unresolved $ echo change >> n2/b $ hg -R n2 ci -A -m local $ hg -R n2 fetch -m 'merge' n1 pulling from n1 searching for changes adding changesets adding manifests adding file changes added 3 changesets with 2 changes to 1 files (+2 heads) new changesets b84e8d0f020f:3d3bf54f99c0 not merging with 1 other new branch heads (use "hg heads ." and "hg merge" to merge them) [1] parent should be 3 (fetch did not merge anything) $ hg -R n2 parents --template '{rev}\n' 3 $ rm -fr n1 n2 pull in change on different branch than dirstate $ hg init n1 $ echo a > n1/a $ hg -R n1 ci -Am initial adding a $ hg clone n1 n2 updating to branch default 1 files updated, 0 files merged, 0 files removed, 0 files unresolved $ echo b > n1/a $ hg -R n1 ci -m next $ hg -R n2 branch topic marked working directory as branch topic (branches are permanent and global, did you want a bookmark?) $ hg -R n2 fetch -m merge n1 abort: working directory not at branch tip (use 'hg update' to check out branch tip) [255] parent should be 0 (fetch did not update or merge anything) $ hg -R n2 parents --template '{rev}\n' 0 $ rm -fr n1 n2 test fetch with inactive branches $ hg init ib1 $ echo a > ib1/a $ hg --cwd ib1 ci -Am base adding a $ hg --cwd ib1 branch second marked working directory as branch second (branches are permanent and global, did you want a bookmark?) $ echo b > ib1/b $ hg --cwd ib1 ci -Am onsecond adding b $ hg --cwd ib1 branch -f default marked working directory as branch default $ echo c > ib1/c $ hg --cwd ib1 ci -Am newdefault adding c created new head $ hg clone ib1 ib2 updating to branch default 3 files updated, 0 files merged, 0 files removed, 0 files unresolved fetch should succeed $ hg --cwd ib2 fetch ../ib1 pulling from ../ib1 searching for changes no changes found $ rm -fr ib1 ib2 test issue1726 $ hg init i1726r1 $ echo a > i1726r1/a $ hg --cwd i1726r1 ci -Am base adding a $ hg clone i1726r1 i1726r2 updating to branch default 1 files updated, 0 files merged, 0 files removed, 0 files unresolved $ echo b > i1726r1/a $ hg --cwd i1726r1 ci -m second $ echo c > i1726r2/a $ hg --cwd i1726r2 ci -m third $ HGMERGE=true hg --cwd i1726r2 fetch ../i1726r1 pulling from ../i1726r1 searching for changes adding changesets adding manifests adding file changes added 1 changesets with 1 changes to 1 files (+1 heads) new changesets 7837755a2789 updating to 2:7837755a2789 1 files updated, 0 files merged, 0 files removed, 0 files unresolved merging with 1:d1f0c6c48ebd merging a 0 files updated, 1 files merged, 0 files removed, 0 files unresolved new changeset 3:* merges remote changes with local (glob) $ hg --cwd i1726r2 heads default --template '{rev}\n' 3 test issue2047 $ hg -q init i2047a $ cd i2047a $ echo a > a $ hg -q ci -Am a $ hg -q branch stable $ echo b > b $ hg -q ci -Am b $ cd .. $ hg -q clone -r 0 i2047a i2047b $ cd i2047b $ hg fetch ../i2047a pulling from ../i2047a searching for changes adding changesets adding manifests adding file changes added 1 changesets with 1 changes to 1 files new changesets c8735224de5c $ cd ..