Diff Report
Run #529075c009a60: XHProf Run (Namespace=drupal-perf-joelpittet)
vs.
Run #52907577b0b08: XHProf Run (Namespace=drupal-perf-joelpittet)
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Regression/Improvement summary for substr

substrRun #529075c009a60Run #52907577b0b08DiffDiff%
Number of Function Calls1,239 1,239 0 0.0%
Incl. Wall Time (microsec)679 672 -7 -1.0%
Incl. Wall Time (microsec) per call 1 1 -0 -1.0%
Excl. Wall Time (microsec)679 672 -7 -1.0%
Incl. CPU (microsecs)1,537 1,600 63 4.1%
Incl. CPU (microsecs) per call 1 1 0 4.1%
Excl. CPU (microsec)1,537 1,600 63 4.1%
Incl. MemUse (bytes)79,144 79,144 0 0.0%
Incl. MemUse (bytes) per call 64 64 0 0.0%
Excl. MemUse (bytes)79,144 79,144 0 0.0%
Incl. PeakMemUse (bytes)21,344 21,344 0 0.0%
Incl. PeakMemUse (bytes) per call 17 17 0 0.0%
Excl. PeakMemUse (bytes)21,344 21,344 0 0.0%

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
substr0 N/A% -7 -21.2% 63 185.3% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function-7 -100.0% 63 100.0% 0 N/A% 0 N/A%
Parent functions
Composer\Autoload\ClassLoader::findFile0 N/A% -13 -185.7% 43 68.3% 0 N/A% 0 N/A%
Composer\Autoload\ClassLoader::set0 N/A% 4 57.1% 21 33.3% 0 N/A% 0 N/A%
Symfony\Component\HttpFoundation\AcceptHeaderItem::fromString0 N/A% -2 -28.6% -3 -4.8% 0 N/A% 0 N/A%
theme@50 N/A% 2 28.6% -1 -1.6% 0 N/A% 0 N/A%
theme@20 N/A% -2 -28.6% 0 0.0% 0 N/A% 0 N/A%
Symfony\Component\HttpFoundation\Request::preparePathInfo0 N/A% 2 28.6% 1 1.6% 0 N/A% 0 N/A%
drupal_settings_initialize0 N/A% 2 28.6% 2 3.2% 0 N/A% 0 N/A%
Twig_Environment::getCacheFilename0 N/A% 1 14.3% 5 7.9% 0 N/A% 0 N/A%
Symfony\Component\HttpFoundation\ServerBag::getHeaders0 N/A% 1 14.3% -2 -3.2% 0 N/A% 0 N/A%
Drupal\Component\Utility\Crypt::randomBytes0 N/A% -1 -14.3% 0 0.0% 0 N/A% 0 N/A%
Drupal\Core\Authentication\AuthenticationManager::addProvider0 N/A% -1 -14.3% -1 -1.6% 0 N/A% 0 N/A%
theme@40 N/A% 0 0.0% 2 3.2% 0 N/A% 0 N/A%
Drupal\Component\Utility\Url::stripDangerousProtocols0 N/A% 0 0.0% 0 0.0% 0 N/A% 0 N/A%
theme@60 N/A% 0 0.0% 0 0.0% 0 N/A% 0 N/A%
theme@30 N/A% 0 0.0% 0 0.0% 0 N/A% 0 N/A%
Drupal\image\Entity\ImageStyle::getPathToken0 N/A% 0 0.0% 1 1.6% 0 N/A% 0 N/A%
Drupal\Core\ParamConverter\EntityConverter::convert0 N/A% 0 0.0% -3 -4.8% 0 N/A% 0 N/A%
Drupal\Component\Uuid\Php::generate0 N/A% 0 0.0% 1 1.6% 0 N/A% 0 N/A%
request_path0 N/A% 0 0.0% -1 -1.6% 0 N/A% 0 N/A%
Symfony\Component\Routing\RouteCompiler::compilePattern0 N/A% 0 0.0% 7 11.1% 0 N/A% 0 N/A%
Symfony\Component\Routing\Generator\UrlGenerator::doGenerate0 N/A% 0 0.0% -3 -4.8% 0 N/A% 0 N/A%
theme@10 N/A% 0 0.0% 0 0.0% 0 N/A% 0 N/A%
file_uri_scheme0 N/A% 0 0.0% -6 -9.5% 0 N/A% 0 N/A%