Mercurial > hg
annotate contrib/hgperf @ 49718:e64b1e9f4892
path: pass `path` to `peer` in `hg incoming`
We directly use the `path` object to build the `peer` object.
We don't use it for sub-repositories yet, which will have to be fixed at some
point.
author | Pierre-Yves David <pierre-yves.david@octobus.net> |
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date | Thu, 01 Dec 2022 18:19:08 +0100 |
parents | d4ba4d51f85f |
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rev | line source |
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1 #!/usr/bin/env python3 |
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2 # |
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3 # hgperf - measure performance of Mercurial commands |
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4 # |
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5 # Copyright 2014 Olivia Mackall <olivia@selenic.com> |
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6 # |
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7 # This software may be used and distributed according to the terms of the |
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8 # GNU General Public License version 2 or any later version. |
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9 |
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10 '''measure performance of Mercurial commands |
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11 |
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12 Using ``hgperf`` instead of ``hg`` measures performance of the target |
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13 Mercurial command. For example, the execution below measures |
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14 performance of :hg:`heads --topo`:: |
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15 |
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16 $ hgperf heads --topo |
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17 |
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18 All command output via ``ui`` is suppressed, and just measurement |
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19 result is displayed: see also "perf" extension in "contrib". |
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20 |
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21 Costs of processing before dispatching to the command function like |
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22 below are not measured:: |
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23 |
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24 - parsing command line (e.g. option validity check) |
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25 - reading configuration files in |
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26 |
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27 But ``pre-`` and ``post-`` hook invocation for the target command is |
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28 measured, even though these are invoked before or after dispatching to |
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29 the command function, because these may be required to repeat |
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30 execution of the target command correctly. |
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31 ''' |
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32 |
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33 import os |
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34 import sys |
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35 |
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36 libdir = '@LIBDIR@' |
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37 |
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38 if libdir != '@' 'LIBDIR' '@': |
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39 if not os.path.isabs(libdir): |
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40 libdir = os.path.join( |
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41 os.path.dirname(os.path.realpath(__file__)), libdir |
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42 ) |
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43 libdir = os.path.abspath(libdir) |
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44 sys.path.insert(0, libdir) |
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45 |
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46 # enable importing on demand to reduce startup time |
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47 try: |
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48 from mercurial import demandimport |
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49 |
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50 demandimport.enable() |
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51 except ImportError: |
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52 import sys |
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53 |
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54 sys.stderr.write( |
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55 "abort: couldn't find mercurial libraries in [%s]\n" |
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56 % ' '.join(sys.path) |
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57 ) |
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58 sys.stderr.write("(check your install and PYTHONPATH)\n") |
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59 sys.exit(-1) |
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60 |
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61 from mercurial import ( |
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62 dispatch, |
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63 util, |
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64 ) |
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65 |
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66 |
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67 def timer(func, title=None): |
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68 results = [] |
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69 begin = util.timer() |
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70 count = 0 |
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71 while True: |
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72 ostart = os.times() |
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73 cstart = util.timer() |
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74 r = func() |
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75 cstop = util.timer() |
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76 ostop = os.times() |
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77 count += 1 |
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78 a, b = ostart, ostop |
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79 results.append((cstop - cstart, b[0] - a[0], b[1] - a[1])) |
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80 if cstop - begin > 3 and count >= 100: |
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81 break |
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82 if cstop - begin > 10 and count >= 3: |
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83 break |
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84 if title: |
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85 sys.stderr.write("! %s\n" % title) |
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86 if r: |
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87 sys.stderr.write("! result: %s\n" % r) |
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88 m = min(results) |
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89 sys.stderr.write( |
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90 "! wall %f comb %f user %f sys %f (best of %d)\n" |
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91 % (m[0], m[1] + m[2], m[1], m[2], count) |
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92 ) |
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93 |
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94 |
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95 orgruncommand = dispatch.runcommand |
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96 |
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97 |
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98 def runcommand(lui, repo, cmd, fullargs, ui, options, d, cmdpats, cmdoptions): |
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99 ui.pushbuffer() |
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100 lui.pushbuffer() |
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101 timer( |
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102 lambda: orgruncommand( |
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103 lui, repo, cmd, fullargs, ui, options, d, cmdpats, cmdoptions |
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104 ) |
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105 ) |
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106 ui.popbuffer() |
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107 lui.popbuffer() |
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108 |
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109 |
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110 dispatch.runcommand = runcommand |
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111 |
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hgperf: update to conform with import style checks
Augie Fackler <raf@durin42.com>
parents:
30975
diff
changeset
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112 dispatch.run() |