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annotate contrib/perf.py @ 27624:d46db4390715
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author | timeless <timeless@mozdev.org> |
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date | Thu, 24 Dec 2015 19:25:44 +0000 |
parents | 11f2e496bdc9 |
children | 6446e9b37c8b |
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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, revlog |
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6 from mercurial import mdiff |
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7 import time, os, sys |
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8 import random |
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9 import functools |
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10 |
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11 formatteropts = commands.formatteropts |
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12 revlogopts = commands.debugrevlogopts |
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13 |
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14 cmdtable = {} |
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15 command = cmdutil.command(cmdtable) |
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16 |
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18 if ui.configbool("perf", "stub"): | |
19 return lambda x: 1 | |
20 return len | |
21 | |
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22 def gettimer(ui, opts=None): |
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23 """return a timer function and formatter: (timer, formatter) |
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24 |
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25 This function exists to gather the creation of formatter in a single |
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26 place instead of duplicating it in all performance commands.""" |
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27 |
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28 # enforce an idle period before execution to counteract power management |
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29 # experimental config: perf.presleep |
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30 time.sleep(ui.configint("perf", "presleep", 1)) |
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31 |
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32 if opts is None: |
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33 opts = {} |
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34 # redirect all to stderr |
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35 ui = ui.copy() |
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36 ui.fout = ui.ferr |
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37 # get a formatter |
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38 fm = ui.formatter('perf', opts) |
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39 # stub function, runs code only once instead of in a loop |
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40 # experimental config: perf.stub |
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41 if ui.configbool("perf", "stub"): |
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42 return functools.partial(stub_timer, fm), fm |
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43 return functools.partial(_timer, fm), fm |
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44 |
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45 def stub_timer(fm, func, title=None): |
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46 func() |
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47 |
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48 def _timer(fm, func, title=None): |
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49 results = [] |
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50 begin = time.time() |
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51 count = 0 |
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52 while True: |
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53 ostart = os.times() |
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54 cstart = time.time() |
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55 r = func() |
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56 cstop = time.time() |
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57 ostop = os.times() |
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58 count += 1 |
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59 a, b = ostart, ostop |
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60 results.append((cstop - cstart, b[0] - a[0], b[1]-a[1])) |
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61 if cstop - begin > 3 and count >= 100: |
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62 break |
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63 if cstop - begin > 10 and count >= 3: |
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64 break |
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65 |
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66 fm.startitem() |
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67 |
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68 if title: |
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69 fm.write('title', '! %s\n', title) |
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70 if r: |
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71 fm.write('result', '! result: %s\n', r) |
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72 m = min(results) |
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73 fm.plain('!') |
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74 fm.write('wall', ' wall %f', m[0]) |
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75 fm.write('comb', ' comb %f', m[1] + m[2]) |
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76 fm.write('user', ' user %f', m[1]) |
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77 fm.write('sys', ' sys %f', m[2]) |
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78 fm.write('count', ' (best of %d)', count) |
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79 fm.plain('\n') |
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80 |
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81 @command('perfwalk', formatteropts) |
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82 def perfwalk(ui, repo, *pats, **opts): |
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83 timer, fm = gettimer(ui, opts) |
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84 try: |
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85 m = scmutil.match(repo[None], pats, {}) |
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86 timer(lambda: len(list(repo.dirstate.walk(m, [], True, False)))) |
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87 except Exception: |
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88 try: |
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89 m = scmutil.match(repo[None], pats, {}) |
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90 timer(lambda: len([b for a, b, c in repo.dirstate.statwalk([], m)])) |
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91 except Exception: |
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92 timer(lambda: len(list(cmdutil.walk(repo, pats, {})))) |
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93 fm.end() |
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94 |
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95 @command('perfannotate', formatteropts) |
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96 def perfannotate(ui, repo, f, **opts): |
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97 timer, fm = gettimer(ui, opts) |
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98 fc = repo['.'][f] |
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99 timer(lambda: len(fc.annotate(True))) |
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100 fm.end() |
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101 |
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102 @command('perfstatus', |
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103 [('u', 'unknown', False, |
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104 'ask status to look for unknown files')] + formatteropts) |
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105 def perfstatus(ui, repo, **opts): |
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106 #m = match.always(repo.root, repo.getcwd()) |
16683 | 107 #timer(lambda: sum(map(len, repo.dirstate.status(m, [], False, False, |
108 # False)))) | |
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109 timer, fm = gettimer(ui, opts) |
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110 timer(lambda: sum(map(len, repo.status(unknown=opts['unknown'])))) |
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111 fm.end() |
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112 |
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113 @command('perfaddremove', formatteropts) |
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114 def perfaddremove(ui, repo, **opts): |
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115 timer, fm = gettimer(ui, opts) |
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116 try: |
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117 oldquiet = repo.ui.quiet |
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118 repo.ui.quiet = True |
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119 matcher = scmutil.match(repo[None]) |
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120 timer(lambda: scmutil.addremove(repo, matcher, "", dry_run=True)) |
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121 finally: |
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122 repo.ui.quiet = oldquiet |
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123 fm.end() |
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124 |
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125 def clearcaches(cl): |
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126 # behave somewhat consistently across internal API changes |
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127 if util.safehasattr(cl, 'clearcaches'): |
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128 cl.clearcaches() |
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129 elif util.safehasattr(cl, '_nodecache'): |
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130 from mercurial.node import nullid, nullrev |
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131 cl._nodecache = {nullid: nullrev} |
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132 cl._nodepos = None |
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133 |
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134 @command('perfheads', formatteropts) |
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135 def perfheads(ui, repo, **opts): |
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136 timer, fm = gettimer(ui, opts) |
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137 cl = repo.changelog |
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138 def d(): |
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139 len(cl.headrevs()) |
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140 clearcaches(cl) |
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141 timer(d) |
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142 fm.end() |
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143 |
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144 @command('perftags', formatteropts) |
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145 def perftags(ui, repo, **opts): |
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146 import mercurial.changelog |
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147 import mercurial.manifest |
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148 timer, fm = gettimer(ui, opts) |
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149 def t(): |
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150 repo.changelog = mercurial.changelog.changelog(repo.svfs) |
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151 repo.manifest = mercurial.manifest.manifest(repo.svfs) |
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152 repo._tags = None |
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153 return len(repo.tags()) |
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154 timer(t) |
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155 fm.end() |
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156 |
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157 @command('perfancestors', formatteropts) |
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158 def perfancestors(ui, repo, **opts): |
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159 timer, fm = gettimer(ui, opts) |
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160 heads = repo.changelog.headrevs() |
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161 def d(): |
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162 for a in repo.changelog.ancestors(heads): |
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163 pass |
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164 timer(d) |
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165 fm.end() |
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166 |
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167 @command('perfancestorset', formatteropts) |
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168 def perfancestorset(ui, repo, revset, **opts): |
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169 timer, fm = gettimer(ui, opts) |
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170 revs = repo.revs(revset) |
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171 heads = repo.changelog.headrevs() |
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172 def d(): |
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173 s = repo.changelog.ancestors(heads) |
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174 for rev in revs: |
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175 rev in s |
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176 timer(d) |
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177 fm.end() |
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178 |
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179 @command('perfdirs', formatteropts) |
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180 def perfdirs(ui, repo, **opts): |
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181 timer, fm = gettimer(ui, opts) |
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182 dirstate = repo.dirstate |
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183 'a' in dirstate |
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184 def d(): |
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185 dirstate.dirs() |
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186 del dirstate._dirs |
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187 timer(d) |
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188 fm.end() |
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189 |
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190 @command('perfdirstate', formatteropts) |
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191 def perfdirstate(ui, repo, **opts): |
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192 timer, fm = gettimer(ui, opts) |
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193 "a" in repo.dirstate |
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194 def d(): |
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195 repo.dirstate.invalidate() |
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196 "a" in repo.dirstate |
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197 timer(d) |
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198 fm.end() |
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199 |
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200 @command('perfdirstatedirs', formatteropts) |
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201 def perfdirstatedirs(ui, repo, **opts): |
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202 timer, fm = gettimer(ui, opts) |
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203 "a" in repo.dirstate |
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204 def d(): |
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205 "a" in repo.dirstate._dirs |
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206 del repo.dirstate._dirs |
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207 timer(d) |
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208 fm.end() |
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209 |
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210 @command('perfdirstatefoldmap', formatteropts) |
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211 def perfdirstatefoldmap(ui, repo, **opts): |
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212 timer, fm = gettimer(ui, opts) |
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213 dirstate = repo.dirstate |
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214 'a' in dirstate |
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215 def d(): |
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216 dirstate._filefoldmap.get('a') |
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217 del dirstate._filefoldmap |
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218 timer(d) |
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219 fm.end() |
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220 |
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221 @command('perfdirfoldmap', formatteropts) |
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222 def perfdirfoldmap(ui, repo, **opts): |
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223 timer, fm = gettimer(ui, opts) |
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224 dirstate = repo.dirstate |
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225 'a' in dirstate |
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226 def d(): |
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227 dirstate._dirfoldmap.get('a') |
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228 del dirstate._dirfoldmap |
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229 del dirstate._dirs |
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230 timer(d) |
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231 fm.end() |
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232 |
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233 @command('perfdirstatewrite', formatteropts) |
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234 def perfdirstatewrite(ui, repo, **opts): |
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235 timer, fm = gettimer(ui, opts) |
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236 ds = repo.dirstate |
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237 "a" in ds |
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238 def d(): |
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239 ds._dirty = True |
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240 ds.write(repo.currenttransaction()) |
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241 timer(d) |
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242 fm.end() |
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243 |
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244 @command('perfmergecalculate', |
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245 [('r', 'rev', '.', 'rev to merge against')] + formatteropts) |
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246 def perfmergecalculate(ui, repo, rev, **opts): |
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247 timer, fm = gettimer(ui, opts) |
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248 wctx = repo[None] |
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249 rctx = scmutil.revsingle(repo, rev, rev) |
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250 ancestor = wctx.ancestor(rctx) |
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251 # we don't want working dir files to be stat'd in the benchmark, so prime |
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252 # that cache |
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253 wctx.dirty() |
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254 def d(): |
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255 # acceptremote is True because we don't want prompts in the middle of |
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256 # our benchmark |
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257 merge.calculateupdates(repo, wctx, rctx, [ancestor], False, False, |
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258 acceptremote=True, followcopies=True) |
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259 timer(d) |
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260 fm.end() |
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261 |
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262 @command('perfpathcopies', [], "REV REV") |
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263 def perfpathcopies(ui, repo, rev1, rev2, **opts): |
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264 timer, fm = gettimer(ui, opts) |
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265 ctx1 = scmutil.revsingle(repo, rev1, rev1) |
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266 ctx2 = scmutil.revsingle(repo, rev2, rev2) |
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267 def d(): |
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268 copies.pathcopies(ctx1, ctx2) |
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269 timer(d) |
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270 fm.end() |
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271 |
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272 @command('perfmanifest', [], 'REV') |
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273 def perfmanifest(ui, repo, rev, **opts): |
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274 timer, fm = gettimer(ui, opts) |
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275 ctx = scmutil.revsingle(repo, rev, rev) |
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276 t = ctx.manifestnode() |
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277 def d(): |
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278 repo.manifest.clearcaches() |
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279 repo.manifest.read(t) |
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280 timer(d) |
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281 fm.end() |
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282 |
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283 @command('perfchangeset', formatteropts) |
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284 def perfchangeset(ui, repo, rev, **opts): |
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285 timer, fm = gettimer(ui, opts) |
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286 n = repo[rev].node() |
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287 def d(): |
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288 repo.changelog.read(n) |
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289 #repo.changelog._cache = None |
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290 timer(d) |
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291 fm.end() |
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292 |
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293 @command('perfindex', formatteropts) |
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294 def perfindex(ui, repo, **opts): |
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295 import mercurial.revlog |
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296 timer, fm = gettimer(ui, opts) |
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297 mercurial.revlog._prereadsize = 2**24 # disable lazy parser in old hg |
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298 n = repo["tip"].node() |
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299 def d(): |
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300 cl = mercurial.revlog.revlog(repo.svfs, "00changelog.i") |
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301 cl.rev(n) |
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302 timer(d) |
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303 fm.end() |
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304 |
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305 @command('perfstartup', formatteropts) |
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306 def perfstartup(ui, repo, **opts): |
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307 timer, fm = gettimer(ui, opts) |
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308 cmd = sys.argv[0] |
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309 def d(): |
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310 if os.name != 'nt': |
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311 os.system("HGRCPATH= %s version -q > /dev/null" % cmd) |
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312 else: |
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313 os.environ['HGRCPATH'] = '' |
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314 os.system("%s version -q > NUL" % cmd) |
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315 timer(d) |
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316 fm.end() |
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317 |
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318 @command('perfparents', formatteropts) |
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319 def perfparents(ui, repo, **opts): |
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320 timer, fm = gettimer(ui, opts) |
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321 # control the number of commits perfparents iterates over |
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322 # experimental config: perf.parentscount |
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323 count = ui.configint("perf", "parentscount", 1000) |
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324 if len(repo.changelog) < count: |
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325 raise error.Abort("repo needs %d commits for this test" % count) |
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326 repo = repo.unfiltered() |
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327 nl = [repo.changelog.node(i) for i in xrange(count)] |
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328 def d(): |
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329 for n in nl: |
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330 repo.changelog.parents(n) |
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331 timer(d) |
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332 fm.end() |
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333 |
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334 @command('perfctxfiles', formatteropts) |
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335 def perfctxfiles(ui, repo, x, **opts): |
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336 x = int(x) |
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337 timer, fm = gettimer(ui, opts) |
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338 def d(): |
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339 len(repo[x].files()) |
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340 timer(d) |
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341 fm.end() |
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342 |
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343 @command('perfrawfiles', formatteropts) |
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344 def perfrawfiles(ui, repo, x, **opts): |
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345 x = int(x) |
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346 timer, fm = gettimer(ui, opts) |
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347 cl = repo.changelog |
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348 def d(): |
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349 len(cl.read(x)[3]) |
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350 timer(d) |
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351 fm.end() |
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352 |
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353 @command('perflookup', formatteropts) |
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354 def perflookup(ui, repo, rev, **opts): |
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355 timer, fm = gettimer(ui, opts) |
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356 timer(lambda: len(repo.lookup(rev))) |
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357 fm.end() |
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358 |
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359 @command('perfrevrange', formatteropts) |
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360 def perfrevrange(ui, repo, *specs, **opts): |
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361 timer, fm = gettimer(ui, opts) |
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362 revrange = scmutil.revrange |
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363 timer(lambda: len(revrange(repo, specs))) |
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364 fm.end() |
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365 |
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366 @command('perfnodelookup', formatteropts) |
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367 def perfnodelookup(ui, repo, rev, **opts): |
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368 timer, fm = gettimer(ui, opts) |
16309 | 369 import mercurial.revlog |
370 mercurial.revlog._prereadsize = 2**24 # disable lazy parser in old hg | |
371 n = repo[rev].node() | |
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372 cl = mercurial.revlog.revlog(repo.svfs, "00changelog.i") |
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373 def d(): |
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374 cl.rev(n) |
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375 clearcaches(cl) |
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376 timer(d) |
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377 fm.end() |
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378 |
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379 @command('perflog', |
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380 [('', 'rename', False, 'ask log to follow renames')] + formatteropts) |
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381 def perflog(ui, repo, rev=None, **opts): |
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382 if rev is None: |
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383 rev=[] |
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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=rev, date='', user='', |
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387 copies=opts.get('rename'))) |
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388 ui.popbuffer() |
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389 fm.end() |
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390 |
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391 @command('perfmoonwalk', formatteropts) |
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392 def perfmoonwalk(ui, repo, **opts): |
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393 """benchmark walking the changelog backwards |
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394 |
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395 This also loads the changelog data for each revision in the changelog. |
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396 """ |
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397 timer, fm = gettimer(ui, opts) |
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398 def moonwalk(): |
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399 for i in xrange(len(repo), -1, -1): |
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400 ctx = repo[i] |
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401 ctx.branch() # read changelog data (in addition to the index) |
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402 timer(moonwalk) |
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403 fm.end() |
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404 |
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405 @command('perftemplating', formatteropts) |
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406 def perftemplating(ui, repo, rev=None, **opts): |
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407 if rev is None: |
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408 rev=[] |
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409 timer, fm = gettimer(ui, opts) |
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410 ui.pushbuffer() |
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411 timer(lambda: commands.log(ui, repo, rev=rev, date='', user='', |
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412 template='{date|shortdate} [{rev}:{node|short}]' |
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413 ' {author|person}: {desc|firstline}\n')) |
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414 ui.popbuffer() |
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415 fm.end() |
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416 |
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417 @command('perfcca', formatteropts) |
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418 def perfcca(ui, repo, **opts): |
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419 timer, fm = gettimer(ui, opts) |
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420 timer(lambda: scmutil.casecollisionauditor(ui, False, repo.dirstate)) |
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421 fm.end() |
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422 |
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423 @command('perffncacheload', formatteropts) |
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424 def perffncacheload(ui, repo, **opts): |
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425 timer, fm = gettimer(ui, opts) |
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426 s = repo.store |
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427 def d(): |
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428 s.fncache._load() |
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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('perffncachewrite', formatteropts) |
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433 def perffncachewrite(ui, repo, **opts): |
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434 timer, fm = gettimer(ui, opts) |
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435 s = repo.store |
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436 s.fncache._load() |
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437 lock = repo.lock() |
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438 tr = repo.transaction('perffncachewrite') |
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439 def d(): |
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440 s.fncache._dirty = True |
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441 s.fncache.write(tr) |
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442 timer(d) |
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443 lock.release() |
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444 tr.close() |
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445 fm.end() |
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446 |
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447 @command('perffncacheencode', formatteropts) |
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448 def perffncacheencode(ui, repo, **opts): |
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449 timer, fm = gettimer(ui, opts) |
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450 s = repo.store |
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451 s.fncache._load() |
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452 def d(): |
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453 for p in s.fncache.entries: |
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454 s.encode(p) |
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455 timer(d) |
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456 fm.end() |
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457 |
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458 @command('perfdiffwd', formatteropts) |
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459 def perfdiffwd(ui, repo, **opts): |
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460 """Profile diff of working directory changes""" |
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461 timer, fm = gettimer(ui, opts) |
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462 options = { |
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463 'w': 'ignore_all_space', |
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464 'b': 'ignore_space_change', |
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465 'B': 'ignore_blank_lines', |
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466 } |
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467 |
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468 for diffopt in ('', 'w', 'b', 'B', 'wB'): |
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469 opts = dict((options[c], '1') for c in diffopt) |
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470 def d(): |
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471 ui.pushbuffer() |
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472 commands.diff(ui, repo, **opts) |
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473 ui.popbuffer() |
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474 title = 'diffopts: %s' % (diffopt and ('-' + diffopt) or 'none') |
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475 timer(d, title) |
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476 fm.end() |
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477 |
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478 @command('perfrevlog', revlogopts + formatteropts + |
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479 [('d', 'dist', 100, 'distance between the revisions'), |
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480 ('s', 'startrev', 0, 'revision to start reading at')], |
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481 '-c|-m|FILE') |
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482 def perfrevlog(ui, repo, file_=None, startrev=0, **opts): |
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483 """Benchmark reading a series of revisions from a revlog. |
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484 |
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485 By default, we read every ``-d/--dist`` revision from 0 to tip of |
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486 the specified revlog. |
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487 |
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488 The start revision can be defined via ``-s/--startrev``. |
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489 """ |
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490 timer, fm = gettimer(ui, opts) |
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491 dist = opts['dist'] |
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492 _len = getlen(ui) |
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493 def d(): |
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494 r = cmdutil.openrevlog(repo, 'perfrevlog', file_, opts) |
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495 for x in xrange(startrev, _len(r), dist): |
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496 r.revision(r.node(x)) |
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497 |
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498 timer(d) |
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499 fm.end() |
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500 |
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501 @command('perfrevlogrevision', revlogopts + formatteropts + |
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502 [('', 'cache', False, 'use caches instead of clearing')], |
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503 '-c|-m|FILE REV') |
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504 def perfrevlogrevision(ui, repo, file_, rev=None, cache=None, **opts): |
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505 """Benchmark obtaining a revlog revision. |
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506 |
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507 Obtaining a revlog revision consists of roughly the following steps: |
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508 |
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509 1. Compute the delta chain |
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510 2. Obtain the raw chunks for that delta chain |
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511 3. Decompress each raw chunk |
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512 4. Apply binary patches to obtain fulltext |
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513 5. Verify hash of fulltext |
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514 |
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515 This command measures the time spent in each of these phases. |
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516 """ |
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517 if opts.get('changelog') or opts.get('manifest'): |
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518 file_, rev = None, file_ |
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519 elif rev is None: |
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520 raise error.CommandError('perfrevlogrevision', 'invalid arguments') |
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521 |
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522 r = cmdutil.openrevlog(repo, 'perfrevlogrevision', file_, opts) |
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523 node = r.lookup(rev) |
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524 rev = r.rev(node) |
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525 |
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526 def dodeltachain(rev): |
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527 if not cache: |
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|
528 r.clearcaches() |
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529 r._deltachain(rev) |
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530 |
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531 def doread(chain): |
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532 if not cache: |
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533 r.clearcaches() |
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534 r._chunkraw(chain[0], chain[-1]) |
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535 |
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536 def dodecompress(data, chain): |
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537 if not cache: |
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538 r.clearcaches() |
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|
539 |
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540 start = r.start |
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|
541 length = r.length |
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542 inline = r._inline |
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543 iosize = r._io.size |
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544 buffer = util.buffer |
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545 offset = start(chain[0]) |
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546 |
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547 for rev in chain: |
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548 chunkstart = start(rev) |
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549 if inline: |
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550 chunkstart += (rev + 1) * iosize |
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551 chunklength = length(rev) |
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552 b = buffer(data, chunkstart - offset, chunklength) |
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553 revlog.decompress(b) |
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554 |
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555 def dopatch(text, bins): |
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556 if not cache: |
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557 r.clearcaches() |
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558 mdiff.patches(text, bins) |
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|
559 |
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|
560 def dohash(text): |
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561 if not cache: |
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562 r.clearcaches() |
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563 r._checkhash(text, node, rev) |
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564 |
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565 def dorevision(): |
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566 if not cache: |
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567 r.clearcaches() |
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|
568 r.revision(node) |
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|
569 |
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|
570 chain = r._deltachain(rev)[0] |
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571 data = r._chunkraw(chain[0], chain[-1]) |
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572 bins = r._chunks(chain) |
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573 text = str(bins[0]) |
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574 bins = bins[1:] |
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|
575 text = mdiff.patches(text, bins) |
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|
576 |
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|
577 benches = [ |
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|
578 (lambda: dorevision(), 'full'), |
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|
579 (lambda: dodeltachain(rev), 'deltachain'), |
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|
580 (lambda: doread(chain), 'read'), |
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|
581 (lambda: dodecompress(data, chain), 'decompress'), |
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|
582 (lambda: dopatch(text, bins), 'patch'), |
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|
583 (lambda: dohash(text), 'hash'), |
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584 ] |
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585 |
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586 for fn, title in benches: |
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587 timer, fm = gettimer(ui, opts) |
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588 timer(fn, title=title) |
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589 fm.end() |
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590 |
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591 @command('perfrevset', |
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592 [('C', 'clear', False, 'clear volatile cache between each call.'), |
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593 ('', 'contexts', False, 'obtain changectx for each revision')] |
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594 + formatteropts, "REVSET") |
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595 def perfrevset(ui, repo, expr, clear=False, contexts=False, **opts): |
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596 """benchmark the execution time of a revset |
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597 |
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598 Use the --clean option if need to evaluate the impact of build volatile |
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599 revisions set cache on the revset execution. Volatile cache hold filtered |
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600 and obsolete related cache.""" |
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601 timer, fm = gettimer(ui, opts) |
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602 def d(): |
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603 if clear: |
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604 repo.invalidatevolatilesets() |
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605 if contexts: |
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606 for ctx in repo.set(expr): pass |
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607 else: |
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608 for r in repo.revs(expr): pass |
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609 timer(d) |
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610 fm.end() |
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611 |
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612 @command('perfvolatilesets', formatteropts) |
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613 def perfvolatilesets(ui, repo, *names, **opts): |
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614 """benchmark the computation of various volatile set |
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615 |
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616 Volatile set computes element related to filtering and obsolescence.""" |
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617 timer, fm = gettimer(ui, opts) |
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618 repo = repo.unfiltered() |
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619 |
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620 def getobs(name): |
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621 def d(): |
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622 repo.invalidatevolatilesets() |
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623 obsolete.getrevs(repo, name) |
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624 return d |
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625 |
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626 allobs = sorted(obsolete.cachefuncs) |
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627 if names: |
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628 allobs = [n for n in allobs if n in names] |
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629 |
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630 for name in allobs: |
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631 timer(getobs(name), title=name) |
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632 |
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633 def getfiltered(name): |
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634 def d(): |
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635 repo.invalidatevolatilesets() |
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636 repoview.filterrevs(repo, name) |
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637 return d |
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638 |
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639 allfilter = sorted(repoview.filtertable) |
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640 if names: |
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641 allfilter = [n for n in allfilter if n in names] |
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642 |
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643 for name in allfilter: |
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644 timer(getfiltered(name), title=name) |
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645 fm.end() |
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646 |
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647 @command('perfbranchmap', |
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648 [('f', 'full', False, |
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649 'Includes build time of subset'), |
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650 ] + formatteropts) |
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651 def perfbranchmap(ui, repo, full=False, **opts): |
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652 """benchmark the update of a branchmap |
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653 |
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654 This benchmarks the full repo.branchmap() call with read and write disabled |
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655 """ |
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656 timer, fm = gettimer(ui, opts) |
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657 def getbranchmap(filtername): |
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658 """generate a benchmark function for the filtername""" |
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659 if filtername is None: |
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660 view = repo |
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661 else: |
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662 view = repo.filtered(filtername) |
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663 def d(): |
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664 if full: |
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665 view._branchcaches.clear() |
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666 else: |
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667 view._branchcaches.pop(filtername, None) |
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668 view.branchmap() |
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669 return d |
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670 # add filter in smaller subset to bigger subset |
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671 possiblefilters = set(repoview.filtertable) |
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672 allfilters = [] |
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673 while possiblefilters: |
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674 for name in possiblefilters: |
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675 subset = branchmap.subsettable.get(name) |
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676 if subset not in possiblefilters: |
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677 break |
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678 else: |
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679 assert False, 'subset cycle %s!' % possiblefilters |
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680 allfilters.append(name) |
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681 possiblefilters.remove(name) |
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682 |
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683 # warm the cache |
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684 if not full: |
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685 for name in allfilters: |
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686 repo.filtered(name).branchmap() |
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687 # add unfiltered |
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688 allfilters.append(None) |
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689 oldread = branchmap.read |
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690 oldwrite = branchmap.branchcache.write |
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691 try: |
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692 branchmap.read = lambda repo: None |
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693 branchmap.write = lambda repo: None |
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694 for name in allfilters: |
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695 timer(getbranchmap(name), title=str(name)) |
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696 finally: |
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697 branchmap.read = oldread |
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698 branchmap.branchcache.write = oldwrite |
23171
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699 fm.end() |
23485
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700 |
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701 @command('perfloadmarkers') |
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702 def perfloadmarkers(ui, repo): |
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703 """benchmark the time to parse the on-disk markers for a repo |
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704 |
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705 Result is the number of markers in the repo.""" |
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706 timer, fm = gettimer(ui) |
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localrepo: remove all external users of localrepo.sopener
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707 timer(lambda: len(obsolete.obsstore(repo.svfs))) |
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708 fm.end() |
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709 |
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710 @command('perflrucachedict', formatteropts + |
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711 [('', 'size', 4, 'size of cache'), |
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712 ('', 'gets', 10000, 'number of key lookups'), |
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713 ('', 'sets', 10000, 'number of key sets'), |
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714 ('', 'mixed', 10000, 'number of mixed mode operations'), |
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715 ('', 'mixedgetfreq', 50, 'frequency of get vs set ops in mixed mode')], |
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716 norepo=True) |
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717 def perflrucache(ui, size=4, gets=10000, sets=10000, mixed=10000, |
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718 mixedgetfreq=50, **opts): |
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719 def doinit(): |
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720 for i in xrange(10000): |
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721 util.lrucachedict(size) |
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722 |
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723 values = [] |
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724 for i in xrange(size): |
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725 values.append(random.randint(0, sys.maxint)) |
528cf1a73ae5
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726 |
528cf1a73ae5
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727 # Get mode fills the cache and tests raw lookup performance with no |
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728 # eviction. |
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729 getseq = [] |
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730 for i in xrange(gets): |
528cf1a73ae5
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parents:
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731 getseq.append(random.choice(values)) |
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Gregory Szorc <gregory.szorc@gmail.com>
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732 |
528cf1a73ae5
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733 def dogets(): |
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perf: add perflrucachedict command
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parents:
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734 d = util.lrucachedict(size) |
528cf1a73ae5
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735 for v in values: |
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736 d[v] = v |
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737 for key in getseq: |
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738 value = d[key] |
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739 value # silence pyflakes warning |
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|
740 |
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741 # Set mode tests insertion speed with cache eviction. |
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742 setseq = [] |
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743 for i in xrange(sets): |
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744 setseq.append(random.randint(0, sys.maxint)) |
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745 |
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746 def dosets(): |
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747 d = util.lrucachedict(size) |
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748 for v in setseq: |
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749 d[v] = v |
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750 |
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751 # Mixed mode randomly performs gets and sets with eviction. |
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752 mixedops = [] |
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|
753 for i in xrange(mixed): |
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754 r = random.randint(0, 100) |
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|
755 if r < mixedgetfreq: |
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756 op = 0 |
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parents:
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|
757 else: |
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|
758 op = 1 |
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|
759 |
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diff
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|
760 mixedops.append((op, random.randint(0, size * 2))) |
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perf: add perflrucachedict command
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761 |
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|
762 def domixed(): |
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Gregory Szorc <gregory.szorc@gmail.com>
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|
763 d = util.lrucachedict(size) |
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|
764 |
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Gregory Szorc <gregory.szorc@gmail.com>
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|
765 for op, v in mixedops: |
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diff
changeset
|
766 if op == 0: |
528cf1a73ae5
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parents:
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diff
changeset
|
767 try: |
528cf1a73ae5
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parents:
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diff
changeset
|
768 d[v] |
528cf1a73ae5
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parents:
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diff
changeset
|
769 except KeyError: |
528cf1a73ae5
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Gregory Szorc <gregory.szorc@gmail.com>
parents:
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diff
changeset
|
770 pass |
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Gregory Szorc <gregory.szorc@gmail.com>
parents:
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diff
changeset
|
771 else: |
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parents:
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|
772 d[v] = v |
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parents:
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|
773 |
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Gregory Szorc <gregory.szorc@gmail.com>
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|
774 benches = [ |
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|
775 (doinit, 'init'), |
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perf: add perflrucachedict command
Gregory Szorc <gregory.szorc@gmail.com>
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|
776 (dogets, 'gets'), |
528cf1a73ae5
perf: add perflrucachedict command
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|
777 (dosets, 'sets'), |
528cf1a73ae5
perf: add perflrucachedict command
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|
778 (domixed, 'mixed') |
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parents:
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diff
changeset
|
779 ] |
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perf: add perflrucachedict command
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diff
changeset
|
780 |
528cf1a73ae5
perf: add perflrucachedict command
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changeset
|
781 for fn, title in benches: |
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parents:
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diff
changeset
|
782 timer, fm = gettimer(ui, opts) |
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parents:
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diff
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|
783 timer(fn, title=title) |
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diff
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|
784 fm.end() |