perf: clear vfs audit_cache before each run
When generating a stream clone, we spend a large amount of time auditing path.
Before this changes, the first run was warming the vfs cache for the other
runs, leading to a large runtime difference and a "faulty" reported timing for
the operation.
We now clear this important cache between run to get a more realistic timing.
Below are some example of median time change when clearing these cases. The
maximum time for a run did not changed significantly.
### data-env-vars.name = mozilla-central-2018-08-01-zstd-sparse-revlog
# benchmark.name = hg.perf.exchange.stream.generate
# bin-env-vars.hg.flavor = default
# bin-env-vars.hg.py-re2-module = default
# benchmark.variants.version = latest
no-clearing: 17.289905
cache-clearing: 21.587965 (+24.86%, +4.30)
## data-env-vars.name = mozilla-central-2024-03-22-zstd-sparse-revlog
no-clearing: 32.670748
cache-clearing: 40.467095 (+23.86%, +7.80)
## data-env-vars.name = mozilla-try-2019-02-18-zstd-sparse-revlog
no-clearing: 37.838858
cache-clearing: 46.072749 (+21.76%, +8.23)
## data-env-vars.name = mozilla-unified-2024-03-22-zstd-sparse-revlog
no-clearing: 32.969395
cache-clearing: 39.646209 (+20.25%, +6.68)
In addition, this significantly reduce the timing difference between the
performance command, from the perf extensions and a `real `hg bundle` call
producing a stream bundle. Some significant differences remain especially on
the "mozilla-try" repositories, but they are now smaller.
Note that some of that difference will actually not be
attributable to the stream generation (like maybe phases or branch map
computation).
Below are some benchmarks done on a currently draft changeset fixing some
unrelated slowness in `hg bundle` (34a78972af409d1ff37c29e60f6ca811ad1a457d)
### data-env-vars.name = mozilla-central-2018-08-01-zstd-sparse-revlog
# bin-env-vars.hg.flavor = default
# bin-env-vars.hg.py-re2-module = default
hg.perf.exchange.stream.generate: 21.587965
hg.command.bundle: 24.301799 (+12.57%, +2.71)
## data-env-vars.name = mozilla-central-2024-03-22-zstd-sparse-revlog
hg.perf.exchange.stream.generate: 40.467095
hg.command.bundle: 44.831317 (+10.78%, +4.36)
## data-env-vars.name = mozilla-unified-2024-03-22-zstd-sparse-revlog
hg.perf.exchange.stream.generate: 39.646209
hg.command.bundle: 45.395258 (+14.50%, +5.75)
## data-env-vars.name = mozilla-try-2019-02-18-zstd-sparse-revlog
hg.perf.exchange.stream.generate: 46.072749
hg.command.bundle: 55.882608 (+21.29%, +9.81)
## data-env-vars.name = mozilla-try-2023-03-22-zlib-general-delta
hg.perf.exchange.stream.generate: 334.716708
hg.command.bundle: 377.856767 (+12.89%, +43.14)
## data-env-vars.name = mozilla-try-2023-03-22-zstd-sparse-revlog
hg.perf.exchange.stream.generate: 302.972301
hg.command.bundle: 326.098755 (+7.63%, +23.13)
$ remove() {
> hg rm $@
> echo "exit code: $?"
> hg st
> # do not use ls -R, which recurses in .hg subdirs on Mac OS X 10.5
> find . -name .hg -prune -o -type f -print | sort
> hg up -C
> }
$ cat >> $HGRCPATH <<EOF
> [progress]
> disable=False
> assume-tty = 1
> delay = 0
> # set changedelay really large so we don't see nested topics
> changedelay = 30000
> format = topic bar number
> refresh = 0
> width = 60
> EOF
$ hg init a
$ cd a
$ echo a > foo
file not managed
$ remove foo
\r (no-eol) (esc)
deleting [===========================================>] 1/1\r (no-eol) (esc)
\r (no-eol) (esc)
not removing foo: file is untracked
exit code: 1
? foo
./foo
0 files updated, 0 files merged, 0 files removed, 0 files unresolved
$ hg add foo
$ hg commit -m1
the table cases
00 state added, options none
$ echo b > bar
$ hg add bar
$ remove bar
\r (no-eol) (esc)
deleting [===========================================>] 1/1\r (no-eol) (esc)
\r (no-eol) (esc)
\r (no-eol) (esc)
skipping [===========================================>] 1/1\r (no-eol) (esc)
\r (no-eol) (esc)
not removing bar: file has been marked for add (use 'hg forget' to undo add)
exit code: 1
A bar
./bar
./foo
\r (no-eol) (esc)
updating [===========================================>] 1/1\r (no-eol) (esc)
\r (no-eol) (esc)
0 files updated, 0 files merged, 0 files removed, 0 files unresolved
01 state clean, options none
$ remove foo
\r (no-eol) (esc)
deleting [===========================================>] 1/1\r (no-eol) (esc)
\r (no-eol) (esc)
exit code: 0
R foo
? bar
./bar
\r (no-eol) (esc)
updating [===========================================>] 1/1\r (no-eol) (esc)
\r (no-eol) (esc)
1 files updated, 0 files merged, 0 files removed, 0 files unresolved
02 state modified, options none
$ echo b >> foo
$ remove foo
\r (no-eol) (esc)
deleting [===========================================>] 1/1\r (no-eol) (esc)
\r (no-eol) (esc)
\r (no-eol) (esc)
skipping [===========================================>] 1/1\r (no-eol) (esc)
\r (no-eol) (esc)
not removing foo: file is modified (use -f to force removal)
exit code: 1
M foo
? bar
./bar
./foo
\r (no-eol) (esc)
updating [===========================================>] 1/1\r (no-eol) (esc)
\r (no-eol) (esc)
1 files updated, 0 files merged, 0 files removed, 0 files unresolved
03 state missing, options none
$ rm foo
$ remove foo
\r (no-eol) (esc)
deleting [===========================================>] 1/1\r (no-eol) (esc)
\r (no-eol) (esc)
exit code: 0
R foo
? bar
./bar
\r (no-eol) (esc)
updating [===========================================>] 1/1\r (no-eol) (esc)
\r (no-eol) (esc)
1 files updated, 0 files merged, 0 files removed, 0 files unresolved
10 state added, options -f
$ echo b > bar
$ hg add bar
$ remove -f bar
\r (no-eol) (esc)
deleting [===========================================>] 1/1\r (no-eol) (esc)
\r (no-eol) (esc)
exit code: 0
? bar
./bar
./foo
0 files updated, 0 files merged, 0 files removed, 0 files unresolved
$ rm bar
11 state clean, options -f
$ remove -f foo
\r (no-eol) (esc)
deleting [===========================================>] 1/1\r (no-eol) (esc)
\r (no-eol) (esc)
exit code: 0
R foo
\r (no-eol) (esc)
updating [===========================================>] 1/1\r (no-eol) (esc)
\r (no-eol) (esc)
1 files updated, 0 files merged, 0 files removed, 0 files unresolved
12 state modified, options -f
$ echo b >> foo
$ remove -f foo
\r (no-eol) (esc)
deleting [===========================================>] 1/1\r (no-eol) (esc)
\r (no-eol) (esc)
exit code: 0
R foo
\r (no-eol) (esc)
updating [===========================================>] 1/1\r (no-eol) (esc)
\r (no-eol) (esc)
1 files updated, 0 files merged, 0 files removed, 0 files unresolved
13 state missing, options -f
$ rm foo
$ remove -f foo
\r (no-eol) (esc)
deleting [===========================================>] 1/1\r (no-eol) (esc)
\r (no-eol) (esc)
exit code: 0
R foo
\r (no-eol) (esc)
updating [===========================================>] 1/1\r (no-eol) (esc)
\r (no-eol) (esc)
1 files updated, 0 files merged, 0 files removed, 0 files unresolved
20 state added, options -A
$ echo b > bar
$ hg add bar
$ remove -A bar
\r (no-eol) (esc)
deleting [===========================================>] 1/1\r (no-eol) (esc)
\r (no-eol) (esc)
\r (no-eol) (esc)
skipping [===========================================>] 1/1\r (no-eol) (esc)
\r (no-eol) (esc)
not removing bar: file still exists
exit code: 1
A bar
./bar
./foo
\r (no-eol) (esc)
updating [===========================================>] 1/1\r (no-eol) (esc)
\r (no-eol) (esc)
0 files updated, 0 files merged, 0 files removed, 0 files unresolved
21 state clean, options -Av
$ remove -Av foo
\r (no-eol) (esc)
deleting [===========================================>] 1/1\r (no-eol) (esc)
\r (no-eol) (esc)
\r (no-eol) (esc)
skipping [===========================================>] 1/1\r (no-eol) (esc)
\r (no-eol) (esc)
not removing foo: file still exists
exit code: 1
? bar
./bar
./foo
0 files updated, 0 files merged, 0 files removed, 0 files unresolved
22 state modified, options -Av
$ echo b >> foo
$ remove -Av foo
\r (no-eol) (esc)
deleting [===========================================>] 1/1\r (no-eol) (esc)
\r (no-eol) (esc)
\r (no-eol) (esc)
skipping [===========================================>] 1/1\r (no-eol) (esc)
\r (no-eol) (esc)
not removing foo: file still exists
exit code: 1
M foo
? bar
./bar
./foo
\r (no-eol) (esc)
updating [===========================================>] 1/1\r (no-eol) (esc)
\r (no-eol) (esc)
1 files updated, 0 files merged, 0 files removed, 0 files unresolved
23 state missing, options -A
$ rm foo
$ remove -A foo
\r (no-eol) (esc)
deleting [===========================================>] 1/1\r (no-eol) (esc)
\r (no-eol) (esc)
exit code: 0
R foo
? bar
./bar
\r (no-eol) (esc)
updating [===========================================>] 1/1\r (no-eol) (esc)
\r (no-eol) (esc)
1 files updated, 0 files merged, 0 files removed, 0 files unresolved
30 state added, options -Af
$ echo b > bar
$ hg add bar
$ remove -Af bar
\r (no-eol) (esc)
deleting [===========================================>] 1/1\r (no-eol) (esc)
\r (no-eol) (esc)
exit code: 0
? bar
./bar
./foo
0 files updated, 0 files merged, 0 files removed, 0 files unresolved
$ rm bar
31 state clean, options -Af
$ remove -Af foo
\r (no-eol) (esc)
deleting [===========================================>] 1/1\r (no-eol) (esc)
\r (no-eol) (esc)
exit code: 0
R foo
./foo
\r (no-eol) (esc)
updating [===========================================>] 1/1\r (no-eol) (esc)
\r (no-eol) (esc)
1 files updated, 0 files merged, 0 files removed, 0 files unresolved
32 state modified, options -Af
$ echo b >> foo
$ remove -Af foo
\r (no-eol) (esc)
deleting [===========================================>] 1/1\r (no-eol) (esc)
\r (no-eol) (esc)
exit code: 0
R foo
./foo
\r (no-eol) (esc)
updating [===========================================>] 1/1\r (no-eol) (esc)
\r (no-eol) (esc)
1 files updated, 0 files merged, 0 files removed, 0 files unresolved
33 state missing, options -Af
$ rm foo
$ remove -Af foo
\r (no-eol) (esc)
deleting [===========================================>] 1/1\r (no-eol) (esc)
\r (no-eol) (esc)
exit code: 0
R foo
\r (no-eol) (esc)
updating [===========================================>] 1/1\r (no-eol) (esc)
\r (no-eol) (esc)
1 files updated, 0 files merged, 0 files removed, 0 files unresolved
test some directory stuff
$ mkdir test
$ echo a > test/foo
$ echo b > test/bar
$ hg ci -Am2
adding test/bar
adding test/foo
dir, options none
$ rm test/bar
$ remove test
\r (no-eol) (esc)
deleting [===========================================>] 1/1\r (no-eol) (esc)
\r (no-eol) (esc)
\r (no-eol) (esc)
deleting [=====================> ] 1/2\r (no-eol) (esc)
\r (no-eol) (esc)
\r (no-eol) (esc)
deleting [===========================================>] 2/2\r (no-eol) (esc)
\r (no-eol) (esc)
removing test/bar
removing test/foo
exit code: 0
R test/bar
R test/foo
./foo
\r (no-eol) (esc)
updating [===========================================>] 2/2\r (no-eol) (esc)
\r (no-eol) (esc)
2 files updated, 0 files merged, 0 files removed, 0 files unresolved
dir, options -f
$ rm test/bar
$ remove -f test
\r (no-eol) (esc)
deleting [===========================================>] 1/1\r (no-eol) (esc)
\r (no-eol) (esc)
\r (no-eol) (esc)
deleting [=====================> ] 1/2\r (no-eol) (esc)
\r (no-eol) (esc)
\r (no-eol) (esc)
deleting [===========================================>] 2/2\r (no-eol) (esc)
\r (no-eol) (esc)
removing test/bar
removing test/foo
exit code: 0
R test/bar
R test/foo
./foo
\r (no-eol) (esc)
updating [===========================================>] 2/2\r (no-eol) (esc)
\r (no-eol) (esc)
2 files updated, 0 files merged, 0 files removed, 0 files unresolved
dir, options -Av
$ rm test/bar
$ remove -Av test
\r (no-eol) (esc)
deleting [===========================================>] 1/1\r (no-eol) (esc)
\r (no-eol) (esc)
\r (no-eol) (esc)
skipping [===========================================>] 1/1\r (no-eol) (esc)
\r (no-eol) (esc)
\r (no-eol) (esc)
deleting [===========================================>] 1/1\r (no-eol) (esc)
\r (no-eol) (esc)
removing test/bar
not removing test/foo: file still exists
exit code: 1
R test/bar
./foo
./test/foo
\r (no-eol) (esc)
updating [===========================================>] 1/1\r (no-eol) (esc)
\r (no-eol) (esc)
1 files updated, 0 files merged, 0 files removed, 0 files unresolved
dir, options -A <dir>
$ rm test/bar
$ remove -A test
\r (no-eol) (esc)
deleting [===========================================>] 1/1\r (no-eol) (esc)
\r (no-eol) (esc)
\r (no-eol) (esc)
skipping [===========================================>] 1/1\r (no-eol) (esc)
\r (no-eol) (esc)
\r (no-eol) (esc)
deleting [===========================================>] 1/1\r (no-eol) (esc)
\r (no-eol) (esc)
removing test/bar
exit code: 1
R test/bar
./foo
./test/foo
\r (no-eol) (esc)
updating [===========================================>] 1/1\r (no-eol) (esc)
\r (no-eol) (esc)
1 files updated, 0 files merged, 0 files removed, 0 files unresolved
without any files/dirs, options -A
$ rm test/bar
$ remove -A
\r (no-eol) (esc)
skipping [=====================> ] 1/2\r (no-eol) (esc)
skipping [===========================================>] 2/2\r (no-eol) (esc)
\r (no-eol) (esc)
\r (no-eol) (esc)
deleting [===========================================>] 1/1\r (no-eol) (esc)
\r (no-eol) (esc)
removing test/bar
exit code: 1
R test/bar
./foo
./test/foo
\r (no-eol) (esc)
updating [===========================================>] 1/1\r (no-eol) (esc)
\r (no-eol) (esc)
1 files updated, 0 files merged, 0 files removed, 0 files unresolved
dir, options -Af
$ rm test/bar
$ remove -Af test
\r (no-eol) (esc)
deleting [===========================================>] 1/1\r (no-eol) (esc)
\r (no-eol) (esc)
\r (no-eol) (esc)
deleting [=====================> ] 1/2\r (no-eol) (esc)
\r (no-eol) (esc)
\r (no-eol) (esc)
deleting [===========================================>] 2/2\r (no-eol) (esc)
\r (no-eol) (esc)
removing test/bar
removing test/foo
exit code: 0
R test/bar
R test/foo
./foo
./test/foo
\r (no-eol) (esc)
updating [===========================================>] 2/2\r (no-eol) (esc)
\r (no-eol) (esc)
2 files updated, 0 files merged, 0 files removed, 0 files unresolved
test remove dropping empty trees (issue1861)
$ mkdir -p issue1861/b/c
$ echo x > issue1861/x
$ echo y > issue1861/b/c/y
$ hg ci -Am add
adding issue1861/b/c/y
adding issue1861/x
$ hg rm issue1861/b
\r (no-eol) (esc)
deleting [===========================================>] 1/1\r (no-eol) (esc)
\r (no-eol) (esc)
\r (no-eol) (esc)
deleting [===========================================>] 1/1\r (no-eol) (esc)
\r (no-eol) (esc)
removing issue1861/b/c/y
$ hg ci -m remove
$ ls issue1861
x
test that commit does not crash if the user removes a newly added file
$ touch f1
$ hg add f1
$ rm f1
$ hg ci -A -mx
removing f1
nothing changed
[1]
handling of untracked directories and missing files
$ mkdir d1
$ echo a > d1/a
$ hg rm --after d1
\r (no-eol) (esc)
deleting [===========================================>] 1/1\r (no-eol) (esc)
\r (no-eol) (esc)
not removing d1: no tracked files
[1]
$ hg add d1/a
$ rm d1/a
$ hg rm --after d1
\r (no-eol) (esc)
deleting [===========================================>] 1/1\r (no-eol) (esc)
\r (no-eol) (esc)
\r (no-eol) (esc)
deleting [===========================================>] 1/1\r (no-eol) (esc)
\r (no-eol) (esc)
removing d1/a
$ hg rm --after nosuch
nosuch: * (glob)
\r (no-eol) (esc)
deleting [===========================================>] 1/1\r (no-eol) (esc)
\r (no-eol) (esc)
[1]
test dry-run for remove
$ hg init testdryrun
$ cd testdryrun
$ echo a>a
$ hg ci -qAm1
$ hg remove a -nv
\r (no-eol) (esc)
deleting [===========================================>] 1/1\r (no-eol) (esc)
\r (no-eol) (esc)
\r (no-eol) (esc)
deleting [===========================================>] 1/1\r (no-eol) (esc)
\r (no-eol) (esc)
removing a
$ hg remove a -nv --color debug
\r (no-eol) (esc)
deleting [===========================================>] 1/1\r (no-eol) (esc)
\r (no-eol) (esc)
\r (no-eol) (esc)
deleting [===========================================>] 1/1\r (no-eol) (esc)
\r (no-eol) (esc)
[ui.addremove.removed ui.status|removing a]
$ hg diff
$ cat >> .hg/hgrc <<EOF
> [extensions]
> largefiles=
> EOF
$ echo 'B as largefile' > B
$ hg add --large B
$ hg ci -m "B"
$ hg remove B -nv
removing B
$ hg st
$ cd ..