Mercurial > hg
view tests/test-remotefilelog-clone.t @ 52176:72bc29f01570
revlog: add glue to use a pure-Rust VFS
This will save us a lot of calling back into Python, which is always
horribly expensive.
We are now faster in all benchmarked cases except for `log --patch`
specifically on mozilla-try. Fixing this will happen in a later patch.
```
### data-env-vars.name = mercurial-devel-2024-03-22-ds2-pnm
# benchmark.name = hg.command.cat
# bin-env-vars.hg.flavor = rust
# bin-env-vars.hg.py-re2-module = default
# benchmark.variants.files = all-root
# benchmark.variants.output = plain
# benchmark.variants.rev = tip
e679697a6ca4: 1.760765 ~~~~~
5559d7e63ec3: 1.555513 (-11.66%, -0.21)
### data-env-vars.name = mozilla-try-2024-03-26-ds2-pnm
# benchmark.name = hg.command.cat
# bin-env-vars.hg.flavor = rust
# bin-env-vars.hg.py-re2-module = default
# benchmark.variants.files = all-root
# benchmark.variants.output = plain
# benchmark.variants.rev = tip
e679697a6ca4: 62.848869 ~~~~~
5559d7e63ec3: 58.113051 (-7.54%, -4.74)
### data-env-vars.name = mozilla-try-2024-03-26-ds2-pnm
# benchmark.name = hg.command.log
# bin-env-vars.hg.flavor = rust
# bin-env-vars.hg.py-re2-module = default
# benchmark.variants.limit-rev = 10
# benchmark.variants.patch = yes
# benchmark.variants.rev = none
e679697a6ca4: 3.173532 ~~~~~
5559d7e63ec3: 3.543591 (+11.66%, +0.37)
### data-env-vars.name = mozilla-try-2024-03-26-ds2-pnm
# benchmark.name = hg.command.log
# bin-env-vars.hg.flavor = rust
# bin-env-vars.hg.py-re2-module = default
# benchmark.variants.limit-rev = 1000
# benchmark.variants.patch = no
# benchmark.variants.rev = none
e679697a6ca4: 1.214698 ~~~~~
5559d7e63ec3: 1.192478 (-1.83%, -0.02)
### data-env-vars.name = mozilla-unified-2024-03-22-ds2-pnm
# benchmark.name = hg.command.cat
# bin-env-vars.hg.flavor = rust
# bin-env-vars.hg.py-re2-module = default
# benchmark.variants.files = all-root
# benchmark.variants.output = plain
# benchmark.variants.rev = tip
e679697a6ca4: 56.205474 ~~~~~
5559d7e63ec3: 51.520074 (-8.34%, -4.69)
### data-env-vars.name = mozilla-unified-2024-03-22-ds2-pnm
# benchmark.name = hg.command.log
# bin-env-vars.hg.flavor = rust
# bin-env-vars.hg.py-re2-module = default
# benchmark.variants.limit-rev = 10
# benchmark.variants.patch = yes
# benchmark.variants.rev = none
e679697a6ca4: 2.105419 ~~~~~
5559d7e63ec3: 2.051849 (-2.54%, -0.05)
### data-env-vars.name = mozilla-unified-2024-03-22-ds2-pnm
# benchmark.name = hg.command.log
# bin-env-vars.hg.flavor = rust
# bin-env-vars.hg.py-re2-module = default
# benchmark.variants.limit-rev = 1000
# benchmark.variants.patch = no
# benchmark.variants.rev = none
e679697a6ca4: 0.309960 ~~~~~
5559d7e63ec3: 0.299035 (-3.52%, -0.01)
### data-env-vars.name = tryton-public-2024-03-22-ds2-pnm
# benchmark.name = hg.command.cat
# bin-env-vars.hg.flavor = rust
# bin-env-vars.hg.py-re2-module = default
# benchmark.variants.files = all-root
# benchmark.variants.output = plain
# benchmark.variants.rev = tip
e679697a6ca4: 1.849832 ~~~~~
5559d7e63ec3: 1.805076 (-2.42%, -0.04)
### data-env-vars.name = tryton-public-2024-03-22-ds2-pnm
# benchmark.name = hg.command.log
# bin-env-vars.hg.flavor = rust
# bin-env-vars.hg.py-re2-module = default
# benchmark.variants.limit-rev = 10
# benchmark.variants.patch = yes
# benchmark.variants.rev = none
e679697a6ca4: 0.289521 ~~~~~
5559d7e63ec3: 0.279889 (-3.33%, -0.01)
### data-env-vars.name = tryton-public-2024-03-22-ds2-pnm
# benchmark.name = hg.command.log
# bin-env-vars.hg.flavor = rust
# bin-env-vars.hg.py-re2-module = default
# benchmark.variants.limit-rev = 1000
# benchmark.variants.patch = no
# benchmark.variants.rev = none
e679697a6ca4: 0.332270 ~~~~~
5559d7e63ec3: 0.323324 (-2.69%, -0.01)
```
author | Raphaël Gomès <rgomes@octobus.net> |
---|---|
date | Mon, 29 Jul 2024 20:39:34 +0200 |
parents | dcaa2df1f688 |
children |
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#require no-windows $ . "$TESTDIR/remotefilelog-library.sh" $ hg init master $ cd master $ cat >> .hg/hgrc <<EOF > [remotefilelog] > server=True > EOF $ echo x > x $ hg commit -qAm x $ cd .. # shallow clone from full $ hgcloneshallow ssh://user@dummy/master shallow --noupdate streaming all changes 3 files to transfer, 227 bytes of data (no-rust !) transferred 227 bytes in * seconds (*/sec) (glob) (no-rust !) 5 files to transfer, 353 bytes of data (rust !) transferred 353 bytes in *.* seconds (*) (glob) (rust !) searching for changes no changes found $ cd shallow $ hg debugrequires dotencode dirstate-v2 (dirstate-v2 !) exp-remotefilelog-repo-req-1 fncache generaldelta persistent-nodemap (rust !) revlog-compression-zstd (zstd !) revlogv1 share-safe sparserevlog store $ hg update 1 files updated, 0 files merged, 0 files removed, 0 files unresolved 1 files fetched over 1 fetches - (1 misses, 0.00% hit ratio) over *s (glob) $ cat x x $ ls .hg/store/data $ echo foo > f $ hg add f $ hg ci -m 'local content' $ ls .hg/store/data 4a0a19218e082a343a1b17e5333409af9d98f0f5 $ cd .. # shallow clone from shallow $ hgcloneshallow ssh://user@dummy/shallow shallow2 --noupdate streaming all changes 4 files to transfer, 564 bytes of data (no-rust !) transferred 564 bytes in * seconds (*/sec) (glob) (no-rust !) 6 files to transfer, 690 bytes of data (rust !) transferred 690 bytes in * seconds (*/sec) (glob) (rust !) searching for changes no changes found $ cd shallow2 $ hg debugrequires dotencode dirstate-v2 (dirstate-v2 !) exp-remotefilelog-repo-req-1 fncache generaldelta persistent-nodemap (rust !) revlog-compression-zstd (zstd !) revlogv1 share-safe sparserevlog store $ ls .hg/store/data 4a0a19218e082a343a1b17e5333409af9d98f0f5 $ hg update 2 files updated, 0 files merged, 0 files removed, 0 files unresolved $ cat x x $ cd .. # full clone from shallow Note: the output to STDERR comes from a different process to the output on STDOUT and their relative ordering is not deterministic. As a result, the test was failing sporadically. To avoid this, we capture STDERR to a file and check its contents separately. $ TEMP_STDERR=full-clone-from-shallow.stderr.tmp $ hg clone --noupdate ssh://user@dummy/shallow full 2>$TEMP_STDERR streaming all changes [100] $ cat $TEMP_STDERR remote: abort: Cannot clone from a shallow repo to a full repo. abort: pull failed on remote $ rm $TEMP_STDERR # getbundle full clone $ printf '[server]\npreferuncompressed=False\n' >> master/.hg/hgrc $ hgcloneshallow ssh://user@dummy/master shallow3 requesting all changes adding changesets adding manifests adding file changes added 1 changesets with 0 changes to 0 files new changesets b292c1e3311f updating to branch default 1 files updated, 0 files merged, 0 files removed, 0 files unresolved $ ls shallow3/.hg/store/data $ hg debugrequires -R shallow3/ dotencode dirstate-v2 (dirstate-v2 !) exp-remotefilelog-repo-req-1 fncache generaldelta persistent-nodemap (rust !) revlog-compression-zstd (zstd !) revlogv1 share-safe sparserevlog store