Diff Report
Run #52907577b0b08: XHProf Run (Namespace=drupal-perf-joelpittet)
vs.
Run #5290760896b28: XHProf Run (Namespace=drupal-perf-joelpittet)
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Regression/Improvement summary for substr

substrRun #52907577b0b08Run #5290760896b28DiffDiff%
Number of Function Calls1,239 1,243 4 0.3%
Incl. Wall Time (microsec)672 708 36 5.4%
Incl. Wall Time (microsec) per call 1 1 0 5.0%
Excl. Wall Time (microsec)672 708 36 5.4%
Incl. CPU (microsecs)1,600 1,567 -33 -2.1%
Incl. CPU (microsecs) per call 1 1 -0 -2.4%
Excl. CPU (microsec)1,600 1,567 -33 -2.1%
Incl. MemUse (bytes)79,144 79,312 168 0.2%
Incl. MemUse (bytes) per call 64 64 -0 -0.1%
Excl. MemUse (bytes)79,144 79,312 168 0.2%
Incl. PeakMemUse (bytes)21,344 21,344 0 0.0%
Incl. PeakMemUse (bytes) per call 17 17 -0 -0.3%
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
substr4 100.0% 36 1.6% -33 -1.6% 168 0.4% 0 0.0%
Exclusive Metrics Diff for Current Function36 100.0% -33 -100.0% 168 100.0% 0 N/A%
Parent functions
Composer\Autoload\ClassLoader::findFile0 0.0% 19 52.8% -13 -39.4% 0 0.0% 0 N/A%
Composer\Autoload\ClassLoader::set0 0.0% 15 41.7% 6 18.2% 0 0.0% 0 N/A%
Symfony\Component\Routing\RouteCompiler::compilePattern0 0.0% -9 -25.0% -14 -42.4% 0 0.0% 0 N/A%
Symfony\Component\HttpFoundation\AcceptHeaderItem::fromString0 0.0% 6 16.7% -4 -12.1% 0 0.0% 0 N/A%
theme@20 0.0% 4 11.1% -4 -12.1% 0 0.0% 0 N/A%
Twig_Environment::getCacheFilename4 100.0% 2 5.6% -4 -12.1% 168 100.0% 0 N/A%
file_uri_scheme0 0.0% 1 2.8% 4 12.1% 0 0.0% 0 N/A%
Drupal\Core\ParamConverter\EntityConverter::convert0 0.0% -1 -2.8% 4 12.1% 0 0.0% 0 N/A%
request_path0 0.0% 1 2.8% 0 0.0% 0 0.0% 0 N/A%
drupal_settings_initialize0 0.0% -1 -2.8% 0 0.0% 0 0.0% 0 N/A%
Symfony\Component\HttpFoundation\Request::preparePathInfo0 0.0% -1 -2.8% 0 0.0% 0 0.0% 0 N/A%
theme@50 0.0% 0 0.0% 1 3.0% 0 0.0% 0 N/A%
theme@60 0.0% 0 0.0% 4 12.1% 0 0.0% 0 N/A%
theme@30 0.0% 0 0.0% 0 0.0% 0 0.0% 0 N/A%
theme@40 0.0% 0 0.0% 0 0.0% 0 0.0% 0 N/A%
Drupal\Component\Utility\Url::stripDangerousProtocols0 0.0% 0 0.0% -1 -3.0% 0 0.0% 0 N/A%
Drupal\image\Entity\ImageStyle::getPathToken0 0.0% 0 0.0% -1 -3.0% 0 0.0% 0 N/A%
Symfony\Component\Routing\Generator\UrlGenerator::doGenerate0 0.0% 0 0.0% -4 -12.1% 0 0.0% 0 N/A%
Drupal\Component\Uuid\Php::generate0 0.0% 0 0.0% -5 -15.2% 0 0.0% 0 N/A%
Drupal\Component\Utility\Crypt::randomBytes0 0.0% 0 0.0% -3 -9.1% 0 0.0% 0 N/A%
theme@10 0.0% 0 0.0% 0 0.0% 0 0.0% 0 N/A%
Drupal\Core\Authentication\AuthenticationManager::addProvider0 0.0% 0 0.0% 1 3.0% 0 0.0% 0 N/A%
Symfony\Component\HttpFoundation\ServerBag::getHeaders0 0.0% 0 0.0% 0 0.0% 0 0.0% 0 N/A%