stream-clone: disable gc for the entry listing section for the v2 format
This is similar to the change we did for the v3 format in 6e4c8366c5ce.
The benchmark bellow show this gives us a notable gains, especially on larger
repositories.
### benchmark.name = hg.perf.stream-locked-section
# benchmark.name = hg.perf.stream-locked-section
# bin-env-vars.hg.flavor = default
# bin-env-vars.hg.py-re2-module = default
# benchmark.variants.version = v2
## data-env-vars.name = pypy-2018-08-01-zstd-sparse-revlog
5e931bf8707c: 0.503820 ~~~~~
1106d1bf695e: 0.470078 (-6.70%, -0.03)
## data-env-vars.name = pypy-2024-03-22-zstd-sparse-revlog
5e931bf8707c: 0.535756 ~~~~~
1106d1bf695e: 0.490249 (-8.49%, -0.05)
## data-env-vars.name = heptapod-public-2024-03-25-zstd-sparse-revlog
5e931bf8707c: 1.327041 ~~~~~
1106d1bf695e: 1.174636 (-11.48%, -0.15)
## data-env-vars.name = netbeans-2018-08-01-zstd-sparse-revlog
5e931bf8707c: 2.439158 ~~~~~
1106d1bf695e: 2.220515 (-8.96%, -0.22)
## data-env-vars.name = netbeans-2019-11-07-zstd-sparse-revlog
5e931bf8707c: 2.630794 ~~~~~
1106d1bf695e: 2.261473 (-14.04%, -0.37)
## data-env-vars.name = mozilla-central-2018-08-01-zstd-sparse-revlog
5e931bf8707c: 5.769002 ~~~~~
1106d1bf695e: 5.062000 (-12.26%, -0.71)
## data-env-vars.name = mozilla-try-2019-02-18-zstd-sparse-revlog
5e931bf8707c: 13.351750 ~~~~~
1106d1bf695e: 12.346655 (-7.53%, -1.01)
## data-env-vars.name = mozilla-central-2024-03-22-zstd-sparse-revlog
5e931bf8707c: 10.772939 ~~~~~
1106d1bf695e: 9.495407 (-11.86%, -1.28)
## data-env-vars.name = mozilla-unified-2024-03-22-zstd-sparse-revlog
5e931bf8707c: 10.864297 ~~~~~
1106d1bf695e: 9.475597 (-12.78%, -1.39)
## data-env-vars.name = mozilla-try-2023-03-22-zstd-sparse-revlog
5e931bf8707c: 17.448335 ~~~~~
1106d1bf695e: 16.027474 (-8.14%, -1.42)
$ cat << EOF >> $HGRCPATH
> [extensions]
> rebase=
> EOF
==================================
Test backup-bundle config option |
==================================
Test with Pre-obsmarker rebase:
1) When config option is not set:
$ hg init repo1
$ cd repo1
$ echo a>a
$ hg ci -qAma
$ echo b>b
$ hg ci -qAmb
$ echo c>c
$ hg ci -qAmc
$ hg up 0 -q
$ echo d>d
$ hg ci -qAmd
$ echo e>e
$ hg ci -qAme
$ hg log -GT "{rev}: {firstline(desc)}\n"
@ 4: e
|
o 3: d
|
| o 2: c
| |
| o 1: b
|/
o 0: a
$ hg rebase -s 1 -d .
rebasing 1:d2ae7f538514 "b"
rebasing 2:177f92b77385 "c"
saved backup bundle to $TESTTMP/repo1/.hg/strip-backup/d2ae7f538514-c7ed7a78-rebase.hg
$ hg log -GT "{rev}: {firstline(desc)}\n"
o 4: c
|
o 3: b
|
@ 2: e
|
o 1: d
|
o 0: a
2) When config option is set:
$ cat << EOF >> $HGRCPATH
> [rewrite]
> backup-bundle = False
> EOF
$ echo f>f
$ hg ci -Aqmf
$ echo g>g
$ hg ci -Aqmg
$ hg log -GT "{rev}: {firstline(desc)}\n"
@ 6: g
|
o 5: f
|
| o 4: c
| |
| o 3: b
|/
o 2: e
|
o 1: d
|
o 0: a
$ hg rebase -s 3 -d .
rebasing 3:05bff2a95b12 "b"
rebasing 4:1762bde4404d "c"
$ hg log -GT "{rev}: {firstline(desc)}\n"
o 6: c
|
o 5: b
|
@ 4: g
|
o 3: f
|
o 2: e
|
o 1: d
|
o 0: a
Test when rebased revisions are stripped during abort:
======================================================
$ echo conflict > c
$ hg ci -Am "conflict with c"
adding c
created new head
$ hg log -GT "{rev}: {firstline(desc)}\n"
@ 7: conflict with c
|
| o 6: c
| |
| o 5: b
|/
o 4: g
|
o 3: f
|
o 2: e
|
o 1: d
|
o 0: a
When backup-bundle = True:
$ cat << EOF >> $HGRCPATH
> [rewrite]
> backup-bundle = True
> EOF
$ hg rebase -s 5 -d .
rebasing 5:1f8148a544ee "b"
rebasing 6:f8bc7d28e573 "c"
merging c
warning: conflicts while merging c! (edit, then use 'hg resolve --mark')
unresolved conflicts (see 'hg resolve', then 'hg rebase --continue')
[240]
$ hg rebase --abort
saved backup bundle to $TESTTMP/repo1/.hg/strip-backup/818c1a43c916-2b644d96-backup.hg
rebase aborted
When backup-bundle = False:
$ cat << EOF >> $HGRCPATH
> [rewrite]
> backup-bundle = False
> EOF
$ hg rebase -s 5 -d .
rebasing 5:1f8148a544ee "b"
rebasing 6:f8bc7d28e573 "c"
merging c
warning: conflicts while merging c! (edit, then use 'hg resolve --mark')
unresolved conflicts (see 'hg resolve', then 'hg rebase --continue')
[240]
$ hg rebase --abort
rebase aborted
$ cd ..