annotate contrib/hgperf @ 30975:22fbca1d11ed

mercurial: switch to util.timer for all interval timings util.timer is now the best available interval timer, at the expense of not having a known epoch. Let's use it whenever the epoch is irrelevant.
author Simon Farnsworth <simonfar@fb.com>
date Wed, 15 Feb 2017 13:17:39 -0800
parents 377a111d1cd2
children 78f644fdaa2a
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
20839
377a111d1cd2 contrib: add "hgperf" command to measure performance of commands easily
FUJIWARA Katsunori <foozy@lares.dti.ne.jp>
parents:
diff changeset
1 #!/usr/bin/env python
377a111d1cd2 contrib: add "hgperf" command to measure performance of commands easily
FUJIWARA Katsunori <foozy@lares.dti.ne.jp>
parents:
diff changeset
2 #
377a111d1cd2 contrib: add "hgperf" command to measure performance of commands easily
FUJIWARA Katsunori <foozy@lares.dti.ne.jp>
parents:
diff changeset
3 # hgperf - measure performance of Mercurial commands
377a111d1cd2 contrib: add "hgperf" command to measure performance of commands easily
FUJIWARA Katsunori <foozy@lares.dti.ne.jp>
parents:
diff changeset
4 #
377a111d1cd2 contrib: add "hgperf" command to measure performance of commands easily
FUJIWARA Katsunori <foozy@lares.dti.ne.jp>
parents:
diff changeset
5 # Copyright 2014 Matt Mackall <mpm@selenic.com>
377a111d1cd2 contrib: add "hgperf" command to measure performance of commands easily
FUJIWARA Katsunori <foozy@lares.dti.ne.jp>
parents:
diff changeset
6 #
377a111d1cd2 contrib: add "hgperf" command to measure performance of commands easily
FUJIWARA Katsunori <foozy@lares.dti.ne.jp>
parents:
diff changeset
7 # This software may be used and distributed according to the terms of the
377a111d1cd2 contrib: add "hgperf" command to measure performance of commands easily
FUJIWARA Katsunori <foozy@lares.dti.ne.jp>
parents:
diff changeset
8 # GNU General Public License version 2 or any later version.
377a111d1cd2 contrib: add "hgperf" command to measure performance of commands easily
FUJIWARA Katsunori <foozy@lares.dti.ne.jp>
parents:
diff changeset
9
377a111d1cd2 contrib: add "hgperf" command to measure performance of commands easily
FUJIWARA Katsunori <foozy@lares.dti.ne.jp>
parents:
diff changeset
10 '''measure performance of Mercurial commands
377a111d1cd2 contrib: add "hgperf" command to measure performance of commands easily
FUJIWARA Katsunori <foozy@lares.dti.ne.jp>
parents:
diff changeset
11
377a111d1cd2 contrib: add "hgperf" command to measure performance of commands easily
FUJIWARA Katsunori <foozy@lares.dti.ne.jp>
parents:
diff changeset
12 Using ``hgperf`` instead of ``hg`` measures performance of the target
377a111d1cd2 contrib: add "hgperf" command to measure performance of commands easily
FUJIWARA Katsunori <foozy@lares.dti.ne.jp>
parents:
diff changeset
13 Mercurial command. For example, the execution below measures
377a111d1cd2 contrib: add "hgperf" command to measure performance of commands easily
FUJIWARA Katsunori <foozy@lares.dti.ne.jp>
parents:
diff changeset
14 performance of :hg:`heads --topo`::
377a111d1cd2 contrib: add "hgperf" command to measure performance of commands easily
FUJIWARA Katsunori <foozy@lares.dti.ne.jp>
parents:
diff changeset
15
377a111d1cd2 contrib: add "hgperf" command to measure performance of commands easily
FUJIWARA Katsunori <foozy@lares.dti.ne.jp>
parents:
diff changeset
16 $ hgperf heads --topo
377a111d1cd2 contrib: add "hgperf" command to measure performance of commands easily
FUJIWARA Katsunori <foozy@lares.dti.ne.jp>
parents:
diff changeset
17
377a111d1cd2 contrib: add "hgperf" command to measure performance of commands easily
FUJIWARA Katsunori <foozy@lares.dti.ne.jp>
parents:
diff changeset
18 All command output via ``ui`` is suppressed, and just measurement
377a111d1cd2 contrib: add "hgperf" command to measure performance of commands easily
FUJIWARA Katsunori <foozy@lares.dti.ne.jp>
parents:
diff changeset
19 result is displayed: see also "perf" extension in "contrib".
377a111d1cd2 contrib: add "hgperf" command to measure performance of commands easily
FUJIWARA Katsunori <foozy@lares.dti.ne.jp>
parents:
diff changeset
20
377a111d1cd2 contrib: add "hgperf" command to measure performance of commands easily
FUJIWARA Katsunori <foozy@lares.dti.ne.jp>
parents:
diff changeset
21 Costs of processing before dispatching to the command function like
377a111d1cd2 contrib: add "hgperf" command to measure performance of commands easily
FUJIWARA Katsunori <foozy@lares.dti.ne.jp>
parents:
diff changeset
22 below are not measured::
377a111d1cd2 contrib: add "hgperf" command to measure performance of commands easily
FUJIWARA Katsunori <foozy@lares.dti.ne.jp>
parents:
diff changeset
23
377a111d1cd2 contrib: add "hgperf" command to measure performance of commands easily
FUJIWARA Katsunori <foozy@lares.dti.ne.jp>
parents:
diff changeset
24 - parsing command line (e.g. option validity check)
377a111d1cd2 contrib: add "hgperf" command to measure performance of commands easily
FUJIWARA Katsunori <foozy@lares.dti.ne.jp>
parents:
diff changeset
25 - reading configuration files in
377a111d1cd2 contrib: add "hgperf" command to measure performance of commands easily
FUJIWARA Katsunori <foozy@lares.dti.ne.jp>
parents:
diff changeset
26
377a111d1cd2 contrib: add "hgperf" command to measure performance of commands easily
FUJIWARA Katsunori <foozy@lares.dti.ne.jp>
parents:
diff changeset
27 But ``pre-`` and ``post-`` hook invocation for the target command is
377a111d1cd2 contrib: add "hgperf" command to measure performance of commands easily
FUJIWARA Katsunori <foozy@lares.dti.ne.jp>
parents:
diff changeset
28 measured, even though these are invoked before or after dispatching to
377a111d1cd2 contrib: add "hgperf" command to measure performance of commands easily
FUJIWARA Katsunori <foozy@lares.dti.ne.jp>
parents:
diff changeset
29 the command function, because these may be required to repeat
377a111d1cd2 contrib: add "hgperf" command to measure performance of commands easily
FUJIWARA Katsunori <foozy@lares.dti.ne.jp>
parents:
diff changeset
30 execution of the target command correctly.
377a111d1cd2 contrib: add "hgperf" command to measure performance of commands easily
FUJIWARA Katsunori <foozy@lares.dti.ne.jp>
parents:
diff changeset
31 '''
377a111d1cd2 contrib: add "hgperf" command to measure performance of commands easily
FUJIWARA Katsunori <foozy@lares.dti.ne.jp>
parents:
diff changeset
32
377a111d1cd2 contrib: add "hgperf" command to measure performance of commands easily
FUJIWARA Katsunori <foozy@lares.dti.ne.jp>
parents:
diff changeset
33 import os
377a111d1cd2 contrib: add "hgperf" command to measure performance of commands easily
FUJIWARA Katsunori <foozy@lares.dti.ne.jp>
parents:
diff changeset
34 import sys
377a111d1cd2 contrib: add "hgperf" command to measure performance of commands easily
FUJIWARA Katsunori <foozy@lares.dti.ne.jp>
parents:
diff changeset
35
377a111d1cd2 contrib: add "hgperf" command to measure performance of commands easily
FUJIWARA Katsunori <foozy@lares.dti.ne.jp>
parents:
diff changeset
36 libdir = '@LIBDIR@'
377a111d1cd2 contrib: add "hgperf" command to measure performance of commands easily
FUJIWARA Katsunori <foozy@lares.dti.ne.jp>
parents:
diff changeset
37
377a111d1cd2 contrib: add "hgperf" command to measure performance of commands easily
FUJIWARA Katsunori <foozy@lares.dti.ne.jp>
parents:
diff changeset
38 if libdir != '@' 'LIBDIR' '@':
377a111d1cd2 contrib: add "hgperf" command to measure performance of commands easily
FUJIWARA Katsunori <foozy@lares.dti.ne.jp>
parents:
diff changeset
39 if not os.path.isabs(libdir):
377a111d1cd2 contrib: add "hgperf" command to measure performance of commands easily
FUJIWARA Katsunori <foozy@lares.dti.ne.jp>
parents:
diff changeset
40 libdir = os.path.join(os.path.dirname(os.path.realpath(__file__)),
377a111d1cd2 contrib: add "hgperf" command to measure performance of commands easily
FUJIWARA Katsunori <foozy@lares.dti.ne.jp>
parents:
diff changeset
41 libdir)
377a111d1cd2 contrib: add "hgperf" command to measure performance of commands easily
FUJIWARA Katsunori <foozy@lares.dti.ne.jp>
parents:
diff changeset
42 libdir = os.path.abspath(libdir)
377a111d1cd2 contrib: add "hgperf" command to measure performance of commands easily
FUJIWARA Katsunori <foozy@lares.dti.ne.jp>
parents:
diff changeset
43 sys.path.insert(0, libdir)
377a111d1cd2 contrib: add "hgperf" command to measure performance of commands easily
FUJIWARA Katsunori <foozy@lares.dti.ne.jp>
parents:
diff changeset
44
377a111d1cd2 contrib: add "hgperf" command to measure performance of commands easily
FUJIWARA Katsunori <foozy@lares.dti.ne.jp>
parents:
diff changeset
45 # enable importing on demand to reduce startup time
377a111d1cd2 contrib: add "hgperf" command to measure performance of commands easily
FUJIWARA Katsunori <foozy@lares.dti.ne.jp>
parents:
diff changeset
46 try:
377a111d1cd2 contrib: add "hgperf" command to measure performance of commands easily
FUJIWARA Katsunori <foozy@lares.dti.ne.jp>
parents:
diff changeset
47 from mercurial import demandimport; demandimport.enable()
377a111d1cd2 contrib: add "hgperf" command to measure performance of commands easily
FUJIWARA Katsunori <foozy@lares.dti.ne.jp>
parents:
diff changeset
48 except ImportError:
377a111d1cd2 contrib: add "hgperf" command to measure performance of commands easily
FUJIWARA Katsunori <foozy@lares.dti.ne.jp>
parents:
diff changeset
49 import sys
377a111d1cd2 contrib: add "hgperf" command to measure performance of commands easily
FUJIWARA Katsunori <foozy@lares.dti.ne.jp>
parents:
diff changeset
50 sys.stderr.write("abort: couldn't find mercurial libraries in [%s]\n" %
377a111d1cd2 contrib: add "hgperf" command to measure performance of commands easily
FUJIWARA Katsunori <foozy@lares.dti.ne.jp>
parents:
diff changeset
51 ' '.join(sys.path))
377a111d1cd2 contrib: add "hgperf" command to measure performance of commands easily
FUJIWARA Katsunori <foozy@lares.dti.ne.jp>
parents:
diff changeset
52 sys.stderr.write("(check your install and PYTHONPATH)\n")
377a111d1cd2 contrib: add "hgperf" command to measure performance of commands easily
FUJIWARA Katsunori <foozy@lares.dti.ne.jp>
parents:
diff changeset
53 sys.exit(-1)
377a111d1cd2 contrib: add "hgperf" command to measure performance of commands easily
FUJIWARA Katsunori <foozy@lares.dti.ne.jp>
parents:
diff changeset
54
377a111d1cd2 contrib: add "hgperf" command to measure performance of commands easily
FUJIWARA Katsunori <foozy@lares.dti.ne.jp>
parents:
diff changeset
55 import mercurial.util
377a111d1cd2 contrib: add "hgperf" command to measure performance of commands easily
FUJIWARA Katsunori <foozy@lares.dti.ne.jp>
parents:
diff changeset
56 import mercurial.dispatch
377a111d1cd2 contrib: add "hgperf" command to measure performance of commands easily
FUJIWARA Katsunori <foozy@lares.dti.ne.jp>
parents:
diff changeset
57
377a111d1cd2 contrib: add "hgperf" command to measure performance of commands easily
FUJIWARA Katsunori <foozy@lares.dti.ne.jp>
parents:
diff changeset
58 def timer(func, title=None):
377a111d1cd2 contrib: add "hgperf" command to measure performance of commands easily
FUJIWARA Katsunori <foozy@lares.dti.ne.jp>
parents:
diff changeset
59 results = []
30975
22fbca1d11ed mercurial: switch to util.timer for all interval timings
Simon Farnsworth <simonfar@fb.com>
parents: 20839
diff changeset
60 begin = mercurial.util.timer()
20839
377a111d1cd2 contrib: add "hgperf" command to measure performance of commands easily
FUJIWARA Katsunori <foozy@lares.dti.ne.jp>
parents:
diff changeset
61 count = 0
377a111d1cd2 contrib: add "hgperf" command to measure performance of commands easily
FUJIWARA Katsunori <foozy@lares.dti.ne.jp>
parents:
diff changeset
62 while True:
377a111d1cd2 contrib: add "hgperf" command to measure performance of commands easily
FUJIWARA Katsunori <foozy@lares.dti.ne.jp>
parents:
diff changeset
63 ostart = os.times()
30975
22fbca1d11ed mercurial: switch to util.timer for all interval timings
Simon Farnsworth <simonfar@fb.com>
parents: 20839
diff changeset
64 cstart = mercurial.util.timer()
20839
377a111d1cd2 contrib: add "hgperf" command to measure performance of commands easily
FUJIWARA Katsunori <foozy@lares.dti.ne.jp>
parents:
diff changeset
65 r = func()
30975
22fbca1d11ed mercurial: switch to util.timer for all interval timings
Simon Farnsworth <simonfar@fb.com>
parents: 20839
diff changeset
66 cstop = mercurial.util.timer()
20839
377a111d1cd2 contrib: add "hgperf" command to measure performance of commands easily
FUJIWARA Katsunori <foozy@lares.dti.ne.jp>
parents:
diff changeset
67 ostop = os.times()
377a111d1cd2 contrib: add "hgperf" command to measure performance of commands easily
FUJIWARA Katsunori <foozy@lares.dti.ne.jp>
parents:
diff changeset
68 count += 1
377a111d1cd2 contrib: add "hgperf" command to measure performance of commands easily
FUJIWARA Katsunori <foozy@lares.dti.ne.jp>
parents:
diff changeset
69 a, b = ostart, ostop
377a111d1cd2 contrib: add "hgperf" command to measure performance of commands easily
FUJIWARA Katsunori <foozy@lares.dti.ne.jp>
parents:
diff changeset
70 results.append((cstop - cstart, b[0] - a[0], b[1]-a[1]))
377a111d1cd2 contrib: add "hgperf" command to measure performance of commands easily
FUJIWARA Katsunori <foozy@lares.dti.ne.jp>
parents:
diff changeset
71 if cstop - begin > 3 and count >= 100:
377a111d1cd2 contrib: add "hgperf" command to measure performance of commands easily
FUJIWARA Katsunori <foozy@lares.dti.ne.jp>
parents:
diff changeset
72 break
377a111d1cd2 contrib: add "hgperf" command to measure performance of commands easily
FUJIWARA Katsunori <foozy@lares.dti.ne.jp>
parents:
diff changeset
73 if cstop - begin > 10 and count >= 3:
377a111d1cd2 contrib: add "hgperf" command to measure performance of commands easily
FUJIWARA Katsunori <foozy@lares.dti.ne.jp>
parents:
diff changeset
74 break
377a111d1cd2 contrib: add "hgperf" command to measure performance of commands easily
FUJIWARA Katsunori <foozy@lares.dti.ne.jp>
parents:
diff changeset
75 if title:
377a111d1cd2 contrib: add "hgperf" command to measure performance of commands easily
FUJIWARA Katsunori <foozy@lares.dti.ne.jp>
parents:
diff changeset
76 sys.stderr.write("! %s\n" % title)
377a111d1cd2 contrib: add "hgperf" command to measure performance of commands easily
FUJIWARA Katsunori <foozy@lares.dti.ne.jp>
parents:
diff changeset
77 if r:
377a111d1cd2 contrib: add "hgperf" command to measure performance of commands easily
FUJIWARA Katsunori <foozy@lares.dti.ne.jp>
parents:
diff changeset
78 sys.stderr.write("! result: %s\n" % r)
377a111d1cd2 contrib: add "hgperf" command to measure performance of commands easily
FUJIWARA Katsunori <foozy@lares.dti.ne.jp>
parents:
diff changeset
79 m = min(results)
377a111d1cd2 contrib: add "hgperf" command to measure performance of commands easily
FUJIWARA Katsunori <foozy@lares.dti.ne.jp>
parents:
diff changeset
80 sys.stderr.write("! wall %f comb %f user %f sys %f (best of %d)\n"
377a111d1cd2 contrib: add "hgperf" command to measure performance of commands easily
FUJIWARA Katsunori <foozy@lares.dti.ne.jp>
parents:
diff changeset
81 % (m[0], m[1] + m[2], m[1], m[2], count))
377a111d1cd2 contrib: add "hgperf" command to measure performance of commands easily
FUJIWARA Katsunori <foozy@lares.dti.ne.jp>
parents:
diff changeset
82
377a111d1cd2 contrib: add "hgperf" command to measure performance of commands easily
FUJIWARA Katsunori <foozy@lares.dti.ne.jp>
parents:
diff changeset
83 orgruncommand = mercurial.dispatch.runcommand
377a111d1cd2 contrib: add "hgperf" command to measure performance of commands easily
FUJIWARA Katsunori <foozy@lares.dti.ne.jp>
parents:
diff changeset
84
377a111d1cd2 contrib: add "hgperf" command to measure performance of commands easily
FUJIWARA Katsunori <foozy@lares.dti.ne.jp>
parents:
diff changeset
85 def runcommand(lui, repo, cmd, fullargs, ui, options, d, cmdpats, cmdoptions):
377a111d1cd2 contrib: add "hgperf" command to measure performance of commands easily
FUJIWARA Katsunori <foozy@lares.dti.ne.jp>
parents:
diff changeset
86 ui.pushbuffer()
377a111d1cd2 contrib: add "hgperf" command to measure performance of commands easily
FUJIWARA Katsunori <foozy@lares.dti.ne.jp>
parents:
diff changeset
87 lui.pushbuffer()
377a111d1cd2 contrib: add "hgperf" command to measure performance of commands easily
FUJIWARA Katsunori <foozy@lares.dti.ne.jp>
parents:
diff changeset
88 timer(lambda : orgruncommand(lui, repo, cmd, fullargs, ui,
377a111d1cd2 contrib: add "hgperf" command to measure performance of commands easily
FUJIWARA Katsunori <foozy@lares.dti.ne.jp>
parents:
diff changeset
89 options, d, cmdpats, cmdoptions))
377a111d1cd2 contrib: add "hgperf" command to measure performance of commands easily
FUJIWARA Katsunori <foozy@lares.dti.ne.jp>
parents:
diff changeset
90 ui.popbuffer()
377a111d1cd2 contrib: add "hgperf" command to measure performance of commands easily
FUJIWARA Katsunori <foozy@lares.dti.ne.jp>
parents:
diff changeset
91 lui.popbuffer()
377a111d1cd2 contrib: add "hgperf" command to measure performance of commands easily
FUJIWARA Katsunori <foozy@lares.dti.ne.jp>
parents:
diff changeset
92
377a111d1cd2 contrib: add "hgperf" command to measure performance of commands easily
FUJIWARA Katsunori <foozy@lares.dti.ne.jp>
parents:
diff changeset
93 mercurial.dispatch.runcommand = runcommand
377a111d1cd2 contrib: add "hgperf" command to measure performance of commands easily
FUJIWARA Katsunori <foozy@lares.dti.ne.jp>
parents:
diff changeset
94
377a111d1cd2 contrib: add "hgperf" command to measure performance of commands easily
FUJIWARA Katsunori <foozy@lares.dti.ne.jp>
parents:
diff changeset
95 for fp in (sys.stdin, sys.stdout, sys.stderr):
377a111d1cd2 contrib: add "hgperf" command to measure performance of commands easily
FUJIWARA Katsunori <foozy@lares.dti.ne.jp>
parents:
diff changeset
96 mercurial.util.setbinary(fp)
377a111d1cd2 contrib: add "hgperf" command to measure performance of commands easily
FUJIWARA Katsunori <foozy@lares.dti.ne.jp>
parents:
diff changeset
97
377a111d1cd2 contrib: add "hgperf" command to measure performance of commands easily
FUJIWARA Katsunori <foozy@lares.dti.ne.jp>
parents:
diff changeset
98 mercurial.dispatch.run()