Diff Report
Run #51c6814c41b47: XHProf Run (Namespace=drupal-perf-joelpittet)
vs.
Run #51c6824f48b42: XHProf Run (Namespace=drupal-perf-joelpittet)
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Regression/Improvement summary for substr

substrRun #51c6814c41b47Run #51c6824f48b42DiffDiff%
Number of Function Calls 5,644 5,644 N/A%
Incl. Wall Time (microsec) 6,887 6,887 N/A%
Incl. Wall Time (microsec) per call N/A 1 1 N/A%
Excl. Wall Time (microsec) 6,887 6,887 N/A%
Incl. CPU (microsecs) 12,405 12,405 N/A%
Incl. CPU (microsecs) per call N/A 2 2 N/A%
Excl. CPU (microsec) 12,405 12,405 N/A%
Incl. MemUse (bytes) 192,192 192,192 N/A%
Incl. MemUse (bytes) per call N/A 34 34 N/A%
Excl. MemUse (bytes) 192,192 192,192 N/A%
Incl. PeakMemUse (bytes) 25,224 25,224 N/A%
Incl. PeakMemUse (bytes) per call N/A 4 4 N/A%
Excl. PeakMemUse (bytes) 25,224 25,224 N/A%

Parent/Child Regression/Improvement report for substr [View Callgraph Diff]


Function NameCalls DiffCalls
Diff%
Incl. Wall
Diff
(microsec)
IWall
Diff%
Incl. CPU Diff
(microsec)
ICpu
Diff%
Incl.
MemUse
Diff
(bytes)
IMemUse
Diff%
Incl.
PeakMemUse
Diff
(bytes)
IPeakMemUse
Diff%
Current Function
substr5,644 99.8% 6,887 0.6% 12,405 1.2% 192,192 1.0% 25,224 0.1%
Exclusive Metrics Diff for Current Function6,887 100.0% 12,405 100.0% 192,192 100.0% 25,224 100.0%
Parent functions
Symfony\Component\Yaml\Inline::parseScalar2,337 41.4% 2,446 35.5% 5,016 40.4% 76,400 39.8% 744 2.9%
Symfony\Component\Yaml\Inline::parse1,353 24.0% 1,632 23.7% 2,957 23.8% 784 0.4% 520 2.1%
Symfony\Component\ClassLoader\ClassLoader::findFile884 15.7% 1,401 20.3% 2,070 16.7% 37,176 19.3% 7,376 29.2%
Symfony\Component\Yaml\Inline::parseQuotedScalar612 10.8% 822 11.9% 1,326 10.7% 35,760 18.6% 896 3.6%
Symfony\Component\Yaml\Parser::getNextEmbedBlock174 3.1% 208 3.0% 390 3.1% 5,240 2.7% 632 2.5%
Symfony\Component\HttpFoundation\AcceptHeaderItem::fromString86 1.5% 129 1.9% 205 1.7% 3,560 1.9% 968 3.8%
Symfony\Component\HttpFoundation\ServerBag::getHeaders50 0.9% 60 0.9% 98 0.8% 2,400 1.2% 864 3.4%
theme@234 0.6% 39 0.6% 72 0.6% 1,848 1.0% 384 1.5%
Twig_Environment::getCacheFilename32 0.6% 37 0.5% 69 0.6% 2,128 1.1% 784 3.1%
Symfony\Component\Routing\RouteCompiler::compilePattern23 0.4% 37 0.5% 59 0.5% 1,576 0.8% 808 3.2%
Drupal\Component\Uuid\Php::generate28 0.5% 29 0.4% 57 0.5% 1,776 0.9% 0 0.0%
Drupal\Component\Utility\Crypt::randomBytes8 0.1% 20 0.3% 27 0.2% 17,272 9.0% 8,144 32.3%
theme@38 0.1% 9 0.1% 19 0.2% 1,016 0.5% 0 0.0%
Symfony\Component\HttpFoundation\Request::preparePathInfo8 0.1% 8 0.1% 18 0.1% 1,136 0.6% 808 3.2%
theme@11 0.0% 1 0.0% 6 0.0% 792 0.4% 760 3.0%
Drupal\system\Plugin\Block\SystemMenuBlock::build2 0.0% 4 0.1% 6 0.0% 864 0.4% 0 0.0%
drupal_settings_initialize2 0.0% 2 0.0% 4 0.0% 864 0.4% 776 3.1%
Drupal\Component\Utility\UrlValidator::stripDangerousProtocols1 0.0% 1 0.0% 3 0.0% 840 0.4% 0 0.0%
request_path1 0.0% 2 0.0% 3 0.0% 760 0.4% 760 3.0%