##// END OF EJS Templates
pathcopies: give up any optimization based on `introrev`...
pathcopies: give up any optimization based on `introrev` Between 8a0136f69027 and d98fb3f42f33, we sped up the search for the introduction revision during path copies. However, further checking show that finding the introduction revision is still expensive and that we are better off without it. So we simply drop it and only rely on the linkrev optimisation. I ran `perfpathcopies` on 6989 pair of revision in the pypy repository (`hg perfhelper-pathcopies`. The result is massively in favor of dropping this condition. The result of the copy tracing are unchanged. Attempt to use a smaller changes preserving linkrev usage were unsuccessful, it can return wrong result. The following changesets broke test-mv-cp-st-diff.t - if not f.isintroducedafter(limit): + if limit >= 0 and f.linkrev() < limit: return None Here are various numbers (before this changeset/after this changesets) source destination before after saved-time ratio worth cases e66f24650daf 695dfb0f493b 1.062843 1.246369 -0.183526 1.172675 c979853a3b6a 8d60fe293e79 1.036985 1.196414 -0.159429 1.153743 22349fa2fc33 fbb1c9fd86c0 0.879926 1.038682 -0.158756 1.180420 682b98f3e672 a4878080a536 0.909952 1.063801 -0.153849 1.169074 5adabc9b9848 920958a93997 0.993622 1.147452 -0.153830 1.154817 worse 1% dbfbfcf077e9 aea8f2fd3593 1.016595 1.082999 -0.066404 1.065320 worse 5% c95f1ced15f2 7d29d5e39734 0.453694 0.471156 -0.017462 1.038488 worse 10% 3e144ed1d5b7 2aef0e942480 0.035140 0.037535 -0.002395 1.068156 worse 25% 321fc60db035 801748ba582a 0.009267 0.009325 -0.000058 1.006259 median 2088ce763fc2 e6991321d78b 0.000665 0.000651 0.000014 0.978947 best 25% 915631a97de6 385b31354be6 0.040743 0.040363 0.000380 0.990673 best 10% ad495c36a765 19c10384d3e7 0.431658 0.411490 0.020168 0.953278 best 5% d13ae7d283ae 813c99f810ac 1.141404 1.075346 0.066058 0.942126 best 1% 81593cb4a496 99ae11866969 1.833297 0.063823 1.769474 0.034813 best cases c3b14617fbd7 743a0fcaa4eb 1101.811740 2.735970 1099.075770 0.002483 c3b14617fbd7 9ba6ab77fd29 1116.753953 2.800729 1113.953224 0.002508 058b99d6e81f 57e249b7a3ea 1246.128485 3.042762 1243.085723 0.002442 9a8c361aab49 0354a250d371 1253.111894 3.085796 1250.026098 0.002463 442dbbc53c68 3ec1002a818c 1261.786294 3.138607 1258.647687 0.002487 As one can see, the average case is not really impacted. However, the worth case we get after this changeset are much better than the one we had before it. We have 30 pairs where improvements are above 10 minutes. This reflect in the combined time for all pairs before: 26256s after: 1300s (-95%) If we remove these pathological 30 cases, we still see a significant improvements: before: 1631s after: 1245s (-24%)

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record.py
175 lines | 5.1 KiB | text/x-python | PythonLexer
# record.py
#
# Copyright 2007 Bryan O'Sullivan <bos@serpentine.com>
#
# This software may be used and distributed according to the terms of the
# GNU General Public License version 2 or any later version.
'''commands to interactively select changes for commit/qrefresh (DEPRECATED)
The feature provided by this extension has been moved into core Mercurial as
:hg:`commit --interactive`.'''
from __future__ import absolute_import
from mercurial.i18n import _
from mercurial import (
cmdutil,
commands,
error,
extensions,
registrar,
)
cmdtable = {}
command = registrar.command(cmdtable)
# Note for extension authors: ONLY specify testedwith = 'ships-with-hg-core' for
# extensions which SHIP WITH MERCURIAL. Non-mainline extensions should
# be specifying the version(s) of Mercurial they are tested with, or
# leave the attribute unspecified.
testedwith = b'ships-with-hg-core'
@command(
b"record",
# same options as commit + white space diff options
[c for c in commands.table[b'commit|ci'][1][:] if c[1] != b"interactive"]
+ cmdutil.diffwsopts,
_(b'hg record [OPTION]... [FILE]...'),
helpcategory=command.CATEGORY_COMMITTING,
)
def record(ui, repo, *pats, **opts):
'''interactively select changes to commit
If a list of files is omitted, all changes reported by :hg:`status`
will be candidates for recording.
See :hg:`help dates` for a list of formats valid for -d/--date.
If using the text interface (see :hg:`help config`),
you will be prompted for whether to record changes to each
modified file, and for files with multiple changes, for each
change to use. For each query, the following responses are
possible::
y - record this change
n - skip this change
e - edit this change manually
s - skip remaining changes to this file
f - record remaining changes to this file
d - done, skip remaining changes and files
a - record all changes to all remaining files
q - quit, recording no changes
? - display help
This command is not available when committing a merge.'''
if not ui.interactive():
raise error.Abort(
_(b'running non-interactively, use %s instead') % b'commit'
)
opts[r"interactive"] = True
overrides = {(b'experimental', b'crecord'): False}
with ui.configoverride(overrides, b'record'):
return commands.commit(ui, repo, *pats, **opts)
def qrefresh(origfn, ui, repo, *pats, **opts):
if not opts[r'interactive']:
return origfn(ui, repo, *pats, **opts)
mq = extensions.find(b'mq')
def committomq(ui, repo, *pats, **opts):
# At this point the working copy contains only changes that
# were accepted. All other changes were reverted.
# We can't pass *pats here since qrefresh will undo all other
# changed files in the patch that aren't in pats.
mq.refresh(ui, repo, **opts)
# backup all changed files
cmdutil.dorecord(
ui, repo, committomq, None, True, cmdutil.recordfilter, *pats, **opts
)
# This command registration is replaced during uisetup().
@command(
b'qrecord',
[],
_(b'hg qrecord [OPTION]... PATCH [FILE]...'),
helpcategory=command.CATEGORY_COMMITTING,
inferrepo=True,
)
def qrecord(ui, repo, patch, *pats, **opts):
'''interactively record a new patch
See :hg:`help qnew` & :hg:`help record` for more information and
usage.
'''
return _qrecord(b'qnew', ui, repo, patch, *pats, **opts)
def _qrecord(cmdsuggest, ui, repo, patch, *pats, **opts):
try:
mq = extensions.find(b'mq')
except KeyError:
raise error.Abort(_(b"'mq' extension not loaded"))
repo.mq.checkpatchname(patch)
def committomq(ui, repo, *pats, **opts):
opts[r'checkname'] = False
mq.new(ui, repo, patch, *pats, **opts)
overrides = {(b'experimental', b'crecord'): False}
with ui.configoverride(overrides, b'record'):
cmdutil.checkunfinished(repo)
cmdutil.dorecord(
ui,
repo,
committomq,
cmdsuggest,
False,
cmdutil.recordfilter,
*pats,
**opts
)
def qnew(origfn, ui, repo, patch, *args, **opts):
if opts[r'interactive']:
return _qrecord(None, ui, repo, patch, *args, **opts)
return origfn(ui, repo, patch, *args, **opts)
def uisetup(ui):
try:
mq = extensions.find(b'mq')
except KeyError:
return
cmdtable[b"qrecord"] = (
qrecord,
# same options as qnew, but copy them so we don't get
# -i/--interactive for qrecord and add white space diff options
mq.cmdtable[b'qnew'][1][:] + cmdutil.diffwsopts,
_(b'hg qrecord [OPTION]... PATCH [FILE]...'),
)
_wrapcmd(b'qnew', mq.cmdtable, qnew, _(b"interactively record a new patch"))
_wrapcmd(
b'qrefresh',
mq.cmdtable,
qrefresh,
_(b"interactively select changes to refresh"),
)
def _wrapcmd(cmd, table, wrapfn, msg):
entry = extensions.wrapcommand(table, cmd, wrapfn)
entry[1].append((b'i', b'interactive', None, msg))