| Submitter | Brodie Rao |
|---|---|
| Date | Nov. 17, 2013, 7:51 p.m. |
| Message ID | <cd18bc43b89a33f321b2.1384717903@hit-nxdomain.opendns.com> |
| Download | mbox | patch |
| Permalink | /patch/3026/ |
| State | Superseded |
| Headers | show |
Comments
On Sun, Nov 17, 2013 at 02:51:43PM -0500, Brodie Rao wrote: > # HG changeset patch > # User Brodie Rao <brodie@sf.io> > # Date 1384713197 18000 > # Sun Nov 17 13:33:17 2013 -0500 > # Node ID cd18bc43b89a33f321b2025b4e7e32c8f33f4614 > # Parent c38c3fdc8b9317ba09e03ab09364c3800da7c50c > perf: add perfmoonwalk command to walk the changelog backwards > > This lets us test the effectiveness (or ineffectiveness) of the revlog chunk > cache when walking revlogs backwards. > > diff --git a/contrib/perf.py b/contrib/perf.py > --- a/contrib/perf.py > +++ b/contrib/perf.py > @@ -243,6 +243,14 @@ def perflog(ui, repo, **opts): > copies=opts.get('rename'))) > ui.popbuffer() > > +@command('perfmoonwalk') > +def perfmoonwalk(ui, repo): Name is clever and mpm likes it, but it at least needs a docstring about what it's doing so future self doesn't forget what it does. > + def moonwalk(): > + for i in xrange(len(repo), -1, -1): > + ctx = repo[i] > + ctx.branch() # read changelog data (in addition to the index) > + timer(moonwalk) > + > @command('perftemplating') > def perftemplating(ui, repo): > ui.pushbuffer() > _______________________________________________ > Mercurial-devel mailing list > Mercurial-devel@selenic.com > http://selenic.com/mailman/listinfo/mercurial-devel
Patch
diff --git a/contrib/perf.py b/contrib/perf.py --- a/contrib/perf.py +++ b/contrib/perf.py @@ -243,6 +243,14 @@ def perflog(ui, repo, **opts): copies=opts.get('rename'))) ui.popbuffer() +@command('perfmoonwalk') +def perfmoonwalk(ui, repo): + def moonwalk(): + for i in xrange(len(repo), -1, -1): + ctx = repo[i] + ctx.branch() # read changelog data (in addition to the index) + timer(moonwalk) + @command('perftemplating') def perftemplating(ui, repo): ui.pushbuffer()