Mercurial > hg
diff contrib/revsetbenchmarks.py @ 20848:11a9393609c8
revsetbenchmark: simplify and convert the script to python
The script is now in python. That translation is very raw, more improvement to
comes:
The "current code" and "base" entry have been dropped. This is trivial to get
same result using a tagged revision or "." in the list of benchmarked revision.
author | Pierre-Yves David <pierre-yves.david@fb.com> |
---|---|
date | Wed, 26 Mar 2014 18:03:30 -0700 |
parents | contrib/revsetbenchmarks.sh@c3f455337c6a |
children | 5abc2562106a |
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--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/contrib/revsetbenchmarks.py Wed Mar 26 18:03:30 2014 -0700 @@ -0,0 +1,58 @@ +#!/usr/bin/env python + +# Measure the performance of a list of revsets against multiple revisions +# defined by parameter. Checkout one by one and run perfrevset with every +# revset in the list to benchmark its performance. +# +# - First argument is a revset of mercurial own repo to runs against. +# - Second argument is the file from which the revset array will be taken +# If second argument is omitted read it from standard input +# +# You should run this from the root of your mercurial repository. +# +# This script also does one run of the current version of mercurial installed +# to compare performance. + +import sys +from subprocess import check_call, check_output + +HG="hg update --quiet --check" +PERF="./hg --config extensions.perf=contrib/perf.py perfrevset" + +target_rev = sys.argv[1] + +revsetsfile = sys.stdin +if len(sys.argv) > 2: + revsetsfile = open(sys.argv[2]) + +revsets = [l.strip() for l in revsetsfile] + +print "Revsets to benchmark" +print "----------------------------" + +for idx, rset in enumerate(revsets): + print "%i) %s" % (idx, rset) + +print "----------------------------" +print + +revs = check_output("hg log --template='{rev}\n' --rev " + target_rev, + shell=True); + +revs = [r for r in revs.split() if r] + +# Benchmark revisions +for r in revs: + print "----------------------------" + sys.stdout.write("Revision: ") + sys.stdout.flush() + check_call('hg log -r %s --template "{desc|firstline}\n"' % r, shell=True) + + print "----------------------------" + check_call(HG + ' ' + r, shell=True) + for idx, rset in enumerate(revsets): + sys.stdout.write("%i) " % idx) + sys.stdout.flush() + check_call(PERF + ' "%s"' % rset, shell=True) + print "----------------------------" +