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annotate contrib/revsetbenchmarks.py @ 20848:11a9393609c8

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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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11a9393609c8 revsetbenchmark: simplify and convert the script to python
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1 #!/usr/bin/env python
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3 # Measure the performance of a list of revsets against multiple revisions
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4 # defined by parameter. Checkout one by one and run perfrevset with every
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5 # revset in the list to benchmark its performance.
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6 #
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7 # - First argument is a revset of mercurial own repo to runs against.
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8 # - Second argument is the file from which the revset array will be taken
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9 # If second argument is omitted read it from standard input
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10 #
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11 # You should run this from the root of your mercurial repository.
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12 #
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13 # This script also does one run of the current version of mercurial installed
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14 # to compare performance.
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16 import sys
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17 from subprocess import check_call, check_output
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19 HG="hg update --quiet --check"
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20 PERF="./hg --config extensions.perf=contrib/perf.py perfrevset"
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22 target_rev = sys.argv[1]
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24 revsetsfile = sys.stdin
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25 if len(sys.argv) > 2:
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26 revsetsfile = open(sys.argv[2])
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28 revsets = [l.strip() for l in revsetsfile]
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30 print "Revsets to benchmark"
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31 print "----------------------------"
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33 for idx, rset in enumerate(revsets):
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34 print "%i) %s" % (idx, rset)
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36 print "----------------------------"
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37 print
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39 revs = check_output("hg log --template='{rev}\n' --rev " + target_rev,
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40 shell=True);
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42 revs = [r for r in revs.split() if r]
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44 # Benchmark revisions
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45 for r in revs:
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46 print "----------------------------"
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47 sys.stdout.write("Revision: ")
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48 sys.stdout.flush()
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49 check_call('hg log -r %s --template "{desc|firstline}\n"' % r, shell=True)
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51 print "----------------------------"
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52 check_call(HG + ' ' + r, shell=True)
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53 for idx, rset in enumerate(revsets):
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54 sys.stdout.write("%i) " % idx)
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55 sys.stdout.flush()
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56 check_call(PERF + ' "%s"' % rset, shell=True)
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57 print "----------------------------"
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