Mercurial > hg
annotate contrib/perf.py @ 27244:709977a4fc9d
exchange: standalone function to determine if bundle2 is requested
This will be used in a subsequent patch.
author | Gregory Szorc <gregory.szorc@gmail.com> |
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date | Fri, 04 Dec 2015 13:31:01 -0800 |
parents | 8d5dba93aa4f |
children | 528cf1a73ae5 |
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1 # perf.py - performance test routines |
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2 '''helper extension to measure performance''' |
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3 |
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4 from mercurial import cmdutil, scmutil, util, commands, obsolete |
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5 from mercurial import repoview, branchmap, merge, copies, error |
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6 import time, os, sys |
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7 import functools |
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8 |
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9 formatteropts = commands.formatteropts |
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10 |
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11 cmdtable = {} |
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12 command = cmdutil.command(cmdtable) |
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13 |
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14 def gettimer(ui, opts=None): |
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15 """return a timer function and formatter: (timer, formatter) |
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16 |
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17 This functions exist to gather the creation of formatter in a single |
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18 place instead of duplicating it in all performance command.""" |
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19 |
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20 # enforce an idle period before execution to counteract power management |
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21 # experimental config: perf.presleep |
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22 time.sleep(ui.configint("perf", "presleep", 1)) |
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23 |
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24 if opts is None: |
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25 opts = {} |
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26 # redirect all to stderr |
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27 ui = ui.copy() |
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28 ui.fout = ui.ferr |
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29 # get a formatter |
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30 fm = ui.formatter('perf', opts) |
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31 return functools.partial(_timer, fm), fm |
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32 |
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33 def _timer(fm, func, title=None): |
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34 results = [] |
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35 begin = time.time() |
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36 count = 0 |
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37 while True: |
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38 ostart = os.times() |
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39 cstart = time.time() |
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40 r = func() |
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41 cstop = time.time() |
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42 ostop = os.times() |
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43 count += 1 |
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44 a, b = ostart, ostop |
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45 results.append((cstop - cstart, b[0] - a[0], b[1]-a[1])) |
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46 if cstop - begin > 3 and count >= 100: |
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47 break |
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48 if cstop - begin > 10 and count >= 3: |
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49 break |
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50 |
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51 fm.startitem() |
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52 |
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53 if title: |
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54 fm.write('title', '! %s\n', title) |
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55 if r: |
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56 fm.write('result', '! result: %s\n', r) |
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57 m = min(results) |
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58 fm.plain('!') |
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59 fm.write('wall', ' wall %f', m[0]) |
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60 fm.write('comb', ' comb %f', m[1] + m[2]) |
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61 fm.write('user', ' user %f', m[1]) |
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62 fm.write('sys', ' sys %f', m[2]) |
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63 fm.write('count', ' (best of %d)', count) |
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64 fm.plain('\n') |
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65 |
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66 @command('perfwalk', formatteropts) |
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67 def perfwalk(ui, repo, *pats, **opts): |
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68 timer, fm = gettimer(ui, opts) |
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69 try: |
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70 m = scmutil.match(repo[None], pats, {}) |
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71 timer(lambda: len(list(repo.dirstate.walk(m, [], True, False)))) |
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72 except Exception: |
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73 try: |
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74 m = scmutil.match(repo[None], pats, {}) |
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75 timer(lambda: len([b for a, b, c in repo.dirstate.statwalk([], m)])) |
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76 except Exception: |
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77 timer(lambda: len(list(cmdutil.walk(repo, pats, {})))) |
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78 fm.end() |
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79 |
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80 @command('perfannotate', formatteropts) |
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81 def perfannotate(ui, repo, f, **opts): |
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82 timer, fm = gettimer(ui, opts) |
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83 fc = repo['.'][f] |
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84 timer(lambda: len(fc.annotate(True))) |
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85 fm.end() |
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86 |
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87 @command('perfstatus', |
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88 [('u', 'unknown', False, |
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89 'ask status to look for unknown files')] + formatteropts) |
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90 def perfstatus(ui, repo, **opts): |
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91 #m = match.always(repo.root, repo.getcwd()) |
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93 # False)))) | |
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94 timer, fm = gettimer(ui, opts) |
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95 timer(lambda: sum(map(len, repo.status(unknown=opts['unknown'])))) |
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96 fm.end() |
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97 |
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98 @command('perfaddremove', formatteropts) |
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99 def perfaddremove(ui, repo, **opts): |
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100 timer, fm = gettimer(ui, opts) |
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101 try: |
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102 oldquiet = repo.ui.quiet |
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103 repo.ui.quiet = True |
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104 matcher = scmutil.match(repo[None]) |
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105 timer(lambda: scmutil.addremove(repo, matcher, "", dry_run=True)) |
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106 finally: |
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107 repo.ui.quiet = oldquiet |
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108 fm.end() |
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109 |
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110 def clearcaches(cl): |
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111 # behave somewhat consistently across internal API changes |
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112 if util.safehasattr(cl, 'clearcaches'): |
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113 cl.clearcaches() |
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114 elif util.safehasattr(cl, '_nodecache'): |
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115 from mercurial.node import nullid, nullrev |
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116 cl._nodecache = {nullid: nullrev} |
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117 cl._nodepos = None |
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118 |
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119 @command('perfheads', formatteropts) |
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120 def perfheads(ui, repo, **opts): |
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121 timer, fm = gettimer(ui, opts) |
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122 cl = repo.changelog |
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123 def d(): |
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124 len(cl.headrevs()) |
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125 clearcaches(cl) |
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126 timer(d) |
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127 fm.end() |
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128 |
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129 @command('perftags', formatteropts) |
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130 def perftags(ui, repo, **opts): |
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131 import mercurial.changelog |
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132 import mercurial.manifest |
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133 timer, fm = gettimer(ui, opts) |
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134 def t(): |
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135 repo.changelog = mercurial.changelog.changelog(repo.svfs) |
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136 repo.manifest = mercurial.manifest.manifest(repo.svfs) |
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137 repo._tags = None |
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138 return len(repo.tags()) |
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139 timer(t) |
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140 fm.end() |
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141 |
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142 @command('perfancestors', formatteropts) |
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143 def perfancestors(ui, repo, **opts): |
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144 timer, fm = gettimer(ui, opts) |
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145 heads = repo.changelog.headrevs() |
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146 def d(): |
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147 for a in repo.changelog.ancestors(heads): |
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148 pass |
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149 timer(d) |
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150 fm.end() |
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151 |
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152 @command('perfancestorset', formatteropts) |
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153 def perfancestorset(ui, repo, revset, **opts): |
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154 timer, fm = gettimer(ui, opts) |
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155 revs = repo.revs(revset) |
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156 heads = repo.changelog.headrevs() |
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157 def d(): |
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158 s = repo.changelog.ancestors(heads) |
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159 for rev in revs: |
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160 rev in s |
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161 timer(d) |
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162 fm.end() |
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163 |
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164 @command('perfdirs', formatteropts) |
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165 def perfdirs(ui, repo, **opts): |
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166 timer, fm = gettimer(ui, opts) |
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167 dirstate = repo.dirstate |
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168 'a' in dirstate |
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169 def d(): |
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170 dirstate.dirs() |
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171 del dirstate._dirs |
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172 timer(d) |
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173 fm.end() |
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174 |
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175 @command('perfdirstate', formatteropts) |
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176 def perfdirstate(ui, repo, **opts): |
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177 timer, fm = gettimer(ui, opts) |
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178 "a" in repo.dirstate |
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179 def d(): |
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180 repo.dirstate.invalidate() |
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181 "a" in repo.dirstate |
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182 timer(d) |
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183 fm.end() |
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184 |
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185 @command('perfdirstatedirs', formatteropts) |
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186 def perfdirstatedirs(ui, repo, **opts): |
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187 timer, fm = gettimer(ui, opts) |
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188 "a" in repo.dirstate |
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189 def d(): |
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190 "a" in repo.dirstate._dirs |
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191 del repo.dirstate._dirs |
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192 timer(d) |
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193 fm.end() |
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194 |
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195 @command('perfdirstatefoldmap', formatteropts) |
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196 def perfdirstatefoldmap(ui, repo, **opts): |
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197 timer, fm = gettimer(ui, opts) |
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198 dirstate = repo.dirstate |
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199 'a' in dirstate |
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200 def d(): |
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201 dirstate._filefoldmap.get('a') |
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202 del dirstate._filefoldmap |
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203 timer(d) |
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204 fm.end() |
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205 |
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206 @command('perfdirfoldmap', formatteropts) |
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207 def perfdirfoldmap(ui, repo, **opts): |
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208 timer, fm = gettimer(ui, opts) |
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209 dirstate = repo.dirstate |
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210 'a' in dirstate |
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211 def d(): |
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212 dirstate._dirfoldmap.get('a') |
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213 del dirstate._dirfoldmap |
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214 del dirstate._dirs |
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215 timer(d) |
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216 fm.end() |
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217 |
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218 @command('perfdirstatewrite', formatteropts) |
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219 def perfdirstatewrite(ui, repo, **opts): |
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220 timer, fm = gettimer(ui, opts) |
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221 ds = repo.dirstate |
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222 "a" in ds |
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223 def d(): |
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224 ds._dirty = True |
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225 ds.write(repo.currenttransaction()) |
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226 timer(d) |
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227 fm.end() |
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228 |
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229 @command('perfmergecalculate', |
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230 [('r', 'rev', '.', 'rev to merge against')] + formatteropts) |
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231 def perfmergecalculate(ui, repo, rev, **opts): |
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232 timer, fm = gettimer(ui, opts) |
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233 wctx = repo[None] |
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234 rctx = scmutil.revsingle(repo, rev, rev) |
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235 ancestor = wctx.ancestor(rctx) |
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236 # we don't want working dir files to be stat'd in the benchmark, so prime |
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237 # that cache |
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238 wctx.dirty() |
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239 def d(): |
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240 # acceptremote is True because we don't want prompts in the middle of |
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241 # our benchmark |
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242 merge.calculateupdates(repo, wctx, rctx, [ancestor], False, False, |
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243 False, acceptremote=True, followcopies=True) |
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244 timer(d) |
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245 fm.end() |
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246 |
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247 @command('perfpathcopies', [], "REV REV") |
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248 def perfpathcopies(ui, repo, rev1, rev2, **opts): |
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249 timer, fm = gettimer(ui, opts) |
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250 ctx1 = scmutil.revsingle(repo, rev1, rev1) |
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251 ctx2 = scmutil.revsingle(repo, rev2, rev2) |
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252 def d(): |
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253 copies.pathcopies(ctx1, ctx2) |
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254 timer(d) |
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255 fm.end() |
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256 |
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257 @command('perfmanifest', [], 'REV') |
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258 def perfmanifest(ui, repo, rev, **opts): |
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259 timer, fm = gettimer(ui, opts) |
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260 ctx = scmutil.revsingle(repo, rev, rev) |
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261 t = ctx.manifestnode() |
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262 def d(): |
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263 repo.manifest._mancache.clear() |
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264 repo.manifest._cache = None |
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265 repo.manifest.read(t) |
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266 timer(d) |
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267 fm.end() |
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268 |
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269 @command('perfchangeset', formatteropts) |
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270 def perfchangeset(ui, repo, rev, **opts): |
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271 timer, fm = gettimer(ui, opts) |
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272 n = repo[rev].node() |
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273 def d(): |
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274 repo.changelog.read(n) |
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275 #repo.changelog._cache = None |
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276 timer(d) |
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277 fm.end() |
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278 |
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279 @command('perfindex', formatteropts) |
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280 def perfindex(ui, repo, **opts): |
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281 import mercurial.revlog |
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282 timer, fm = gettimer(ui, opts) |
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283 mercurial.revlog._prereadsize = 2**24 # disable lazy parser in old hg |
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284 n = repo["tip"].node() |
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285 def d(): |
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286 cl = mercurial.revlog.revlog(repo.svfs, "00changelog.i") |
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287 cl.rev(n) |
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288 timer(d) |
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289 fm.end() |
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290 |
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291 @command('perfstartup', formatteropts) |
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292 def perfstartup(ui, repo, **opts): |
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293 timer, fm = gettimer(ui, opts) |
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294 cmd = sys.argv[0] |
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295 def d(): |
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296 os.system("HGRCPATH= %s version -q > /dev/null" % cmd) |
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297 timer(d) |
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298 fm.end() |
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299 |
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300 @command('perfparents', formatteropts) |
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301 def perfparents(ui, repo, **opts): |
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302 timer, fm = gettimer(ui, opts) |
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303 if len(repo.changelog) < 1000: |
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304 raise error.Abort("repo needs 1000 commits for this test") |
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305 repo = repo.unfiltered() |
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306 nl = [repo.changelog.node(i) for i in xrange(1000)] |
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307 def d(): |
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308 for n in nl: |
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309 repo.changelog.parents(n) |
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310 timer(d) |
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311 fm.end() |
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312 |
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313 @command('perfctxfiles', formatteropts) |
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314 def perfctxfiles(ui, repo, x, **opts): |
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315 x = int(x) |
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316 timer, fm = gettimer(ui, opts) |
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317 def d(): |
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318 len(repo[x].files()) |
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319 timer(d) |
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320 fm.end() |
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321 |
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322 @command('perfrawfiles', formatteropts) |
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323 def perfrawfiles(ui, repo, x, **opts): |
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324 x = int(x) |
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325 timer, fm = gettimer(ui, opts) |
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326 cl = repo.changelog |
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327 def d(): |
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328 len(cl.read(x)[3]) |
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329 timer(d) |
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330 fm.end() |
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331 |
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332 @command('perflookup', formatteropts) |
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333 def perflookup(ui, repo, rev, **opts): |
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334 timer, fm = gettimer(ui, opts) |
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335 timer(lambda: len(repo.lookup(rev))) |
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336 fm.end() |
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337 |
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338 @command('perfrevrange', formatteropts) |
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339 def perfrevrange(ui, repo, *specs, **opts): |
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340 timer, fm = gettimer(ui, opts) |
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341 revrange = scmutil.revrange |
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342 timer(lambda: len(revrange(repo, specs))) |
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343 fm.end() |
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344 |
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345 @command('perfnodelookup', formatteropts) |
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346 def perfnodelookup(ui, repo, rev, **opts): |
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347 timer, fm = gettimer(ui, opts) |
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349 mercurial.revlog._prereadsize = 2**24 # disable lazy parser in old hg | |
350 n = repo[rev].node() | |
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351 cl = mercurial.revlog.revlog(repo.svfs, "00changelog.i") |
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352 def d(): |
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353 cl.rev(n) |
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354 clearcaches(cl) |
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355 timer(d) |
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356 fm.end() |
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357 |
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358 @command('perflog', |
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359 [('', 'rename', False, 'ask log to follow renames')] + formatteropts) |
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360 def perflog(ui, repo, **opts): |
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361 timer, fm = gettimer(ui, opts) |
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362 ui.pushbuffer() |
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363 timer(lambda: commands.log(ui, repo, rev=[], date='', user='', |
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364 copies=opts.get('rename'))) |
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365 ui.popbuffer() |
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366 fm.end() |
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367 |
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368 @command('perfmoonwalk', formatteropts) |
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369 def perfmoonwalk(ui, repo, **opts): |
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370 """benchmark walking the changelog backwards |
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371 |
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372 This also loads the changelog data for each revision in the changelog. |
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373 """ |
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374 timer, fm = gettimer(ui, opts) |
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375 def moonwalk(): |
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376 for i in xrange(len(repo), -1, -1): |
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377 ctx = repo[i] |
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378 ctx.branch() # read changelog data (in addition to the index) |
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379 timer(moonwalk) |
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380 fm.end() |
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381 |
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382 @command('perftemplating', formatteropts) |
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383 def perftemplating(ui, repo, **opts): |
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384 timer, fm = gettimer(ui, opts) |
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385 ui.pushbuffer() |
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386 timer(lambda: commands.log(ui, repo, rev=[], date='', user='', |
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387 template='{date|shortdate} [{rev}:{node|short}]' |
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388 ' {author|person}: {desc|firstline}\n')) |
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389 ui.popbuffer() |
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390 fm.end() |
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391 |
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392 @command('perfcca', formatteropts) |
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393 def perfcca(ui, repo, **opts): |
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394 timer, fm = gettimer(ui, opts) |
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395 timer(lambda: scmutil.casecollisionauditor(ui, False, repo.dirstate)) |
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396 fm.end() |
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397 |
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398 @command('perffncacheload', formatteropts) |
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399 def perffncacheload(ui, repo, **opts): |
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400 timer, fm = gettimer(ui, opts) |
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401 s = repo.store |
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402 def d(): |
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403 s.fncache._load() |
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404 timer(d) |
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405 fm.end() |
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406 |
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407 @command('perffncachewrite', formatteropts) |
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408 def perffncachewrite(ui, repo, **opts): |
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409 timer, fm = gettimer(ui, opts) |
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410 s = repo.store |
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411 s.fncache._load() |
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412 lock = repo.lock() |
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413 tr = repo.transaction('perffncachewrite') |
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414 def d(): |
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415 s.fncache._dirty = True |
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416 s.fncache.write(tr) |
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417 timer(d) |
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418 lock.release() |
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419 fm.end() |
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420 |
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421 @command('perffncacheencode', formatteropts) |
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422 def perffncacheencode(ui, repo, **opts): |
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423 timer, fm = gettimer(ui, opts) |
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424 s = repo.store |
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425 s.fncache._load() |
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426 def d(): |
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427 for p in s.fncache.entries: |
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428 s.encode(p) |
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429 timer(d) |
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430 fm.end() |
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431 |
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432 @command('perfdiffwd', formatteropts) |
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433 def perfdiffwd(ui, repo, **opts): |
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434 """Profile diff of working directory changes""" |
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435 timer, fm = gettimer(ui, opts) |
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436 options = { |
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437 'w': 'ignore_all_space', |
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438 'b': 'ignore_space_change', |
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439 'B': 'ignore_blank_lines', |
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440 } |
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441 |
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442 for diffopt in ('', 'w', 'b', 'B', 'wB'): |
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443 opts = dict((options[c], '1') for c in diffopt) |
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444 def d(): |
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445 ui.pushbuffer() |
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446 commands.diff(ui, repo, **opts) |
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447 ui.popbuffer() |
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448 title = 'diffopts: %s' % (diffopt and ('-' + diffopt) or 'none') |
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449 timer(d, title) |
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450 fm.end() |
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451 |
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452 @command('perfrevlog', |
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453 [('d', 'dist', 100, 'distance between the revisions')] + formatteropts, |
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454 "[INDEXFILE]") |
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455 def perfrevlog(ui, repo, file_, **opts): |
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456 timer, fm = gettimer(ui, opts) |
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457 from mercurial import revlog |
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458 dist = opts['dist'] |
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459 def d(): |
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460 r = revlog.revlog(lambda fn: open(fn, 'rb'), file_) |
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461 for x in xrange(0, len(r), dist): |
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462 r.revision(r.node(x)) |
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463 |
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464 timer(d) |
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465 fm.end() |
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466 |
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467 @command('perfrevset', |
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468 [('C', 'clear', False, 'clear volatile cache between each call.'), |
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469 ('', 'contexts', False, 'obtain changectx for each revision')] |
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470 + formatteropts, "REVSET") |
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471 def perfrevset(ui, repo, expr, clear=False, contexts=False, **opts): |
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472 """benchmark the execution time of a revset |
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473 |
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474 Use the --clean option if need to evaluate the impact of build volatile |
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475 revisions set cache on the revset execution. Volatile cache hold filtered |
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476 and obsolete related cache.""" |
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477 timer, fm = gettimer(ui, opts) |
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478 def d(): |
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479 if clear: |
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480 repo.invalidatevolatilesets() |
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481 if contexts: |
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482 for ctx in repo.set(expr): pass |
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483 else: |
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484 for r in repo.revs(expr): pass |
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485 timer(d) |
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486 fm.end() |
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487 |
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488 @command('perfvolatilesets', formatteropts) |
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489 def perfvolatilesets(ui, repo, *names, **opts): |
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490 """benchmark the computation of various volatile set |
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491 |
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492 Volatile set computes element related to filtering and obsolescence.""" |
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493 timer, fm = gettimer(ui, opts) |
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494 repo = repo.unfiltered() |
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495 |
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496 def getobs(name): |
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497 def d(): |
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498 repo.invalidatevolatilesets() |
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499 obsolete.getrevs(repo, name) |
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500 return d |
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501 |
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502 allobs = sorted(obsolete.cachefuncs) |
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503 if names: |
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504 allobs = [n for n in allobs if n in names] |
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505 |
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506 for name in allobs: |
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507 timer(getobs(name), title=name) |
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508 |
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509 def getfiltered(name): |
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510 def d(): |
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511 repo.invalidatevolatilesets() |
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512 repoview.filterrevs(repo, name) |
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513 return d |
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514 |
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515 allfilter = sorted(repoview.filtertable) |
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516 if names: |
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517 allfilter = [n for n in allfilter if n in names] |
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518 |
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519 for name in allfilter: |
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520 timer(getfiltered(name), title=name) |
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521 fm.end() |
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522 |
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523 @command('perfbranchmap', |
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524 [('f', 'full', False, |
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525 'Includes build time of subset'), |
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526 ] + formatteropts) |
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527 def perfbranchmap(ui, repo, full=False, **opts): |
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528 """benchmark the update of a branchmap |
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529 |
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530 This benchmarks the full repo.branchmap() call with read and write disabled |
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531 """ |
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532 timer, fm = gettimer(ui, opts) |
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533 def getbranchmap(filtername): |
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534 """generate a benchmark function for the filtername""" |
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535 if filtername is None: |
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536 view = repo |
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537 else: |
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538 view = repo.filtered(filtername) |
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539 def d(): |
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540 if full: |
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541 view._branchcaches.clear() |
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542 else: |
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543 view._branchcaches.pop(filtername, None) |
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544 view.branchmap() |
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545 return d |
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546 # add filter in smaller subset to bigger subset |
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547 possiblefilters = set(repoview.filtertable) |
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548 allfilters = [] |
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549 while possiblefilters: |
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550 for name in possiblefilters: |
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551 subset = branchmap.subsettable.get(name) |
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552 if subset not in possiblefilters: |
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553 break |
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554 else: |
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555 assert False, 'subset cycle %s!' % possiblefilters |
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556 allfilters.append(name) |
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557 possiblefilters.remove(name) |
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558 |
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559 # warm the cache |
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560 if not full: |
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561 for name in allfilters: |
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562 repo.filtered(name).branchmap() |
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563 # add unfiltered |
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564 allfilters.append(None) |
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565 oldread = branchmap.read |
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566 oldwrite = branchmap.branchcache.write |
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567 try: |
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568 branchmap.read = lambda repo: None |
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569 branchmap.write = lambda repo: None |
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570 for name in allfilters: |
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571 timer(getbranchmap(name), title=str(name)) |
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572 finally: |
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573 branchmap.read = oldread |
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574 branchmap.branchcache.write = oldwrite |
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575 fm.end() |
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576 |
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577 @command('perfloadmarkers') |
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578 def perfloadmarkers(ui, repo): |
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579 """benchmark the time to parse the on-disk markers for a repo |
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580 |
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581 Result is the number of markers in the repo.""" |
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582 timer, fm = gettimer(ui) |
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583 timer(lambda: len(obsolete.obsstore(repo.svfs))) |
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584 fm.end() |