Diff Report
Run #52e4a1c03557c: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #52e4a1fd8a982: XHProf Run (Namespace=drupal-perf-drupalcon)
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Regression/Improvement summary for substr

substrRun #52e4a1c03557cRun #52e4a1fd8a982DiffDiff%
Number of Function Calls145 145 0 0.0%
Incl. Wall Time (microsec)30 40 10 33.3%
Incl. Wall Time (microsec) per call 0 0 0 33.3%
Excl. Wall Time (microsec)30 40 10 33.3%
Incl. CPU (microsecs)181 174 -7 -3.9%
Incl. CPU (microsecs) per call 1 1 -0 -3.9%
Excl. CPU (microsec)181 174 -7 -3.9%
Incl. MemUse (bytes)19,472 19,472 0 0.0%
Incl. MemUse (bytes) per call 134 134 0 0.0%
Excl. MemUse (bytes)19,472 19,472 0 0.0%
Incl. PeakMemUse (bytes)9,024 9,024 0 0.0%
Incl. PeakMemUse (bytes) per call 62 62 0 0.0%
Excl. PeakMemUse (bytes)9,024 9,024 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% 10 2.5% -7 -1.9% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function10 100.0% -7 -100.0% 0 N/A% 0 N/A%
Parent functions
theme@20 N/A% 4 40.0% -2 -28.6% 0 N/A% 0 N/A%
Symfony\Component\HttpFoundation\AcceptHeaderItem::fromString0 N/A% 2 20.0% -4 -57.1% 0 N/A% 0 N/A%
Symfony\Component\Routing\RouteCompiler::compilePattern0 N/A% 2 20.0% -8 -114.3% 0 N/A% 0 N/A%
Twig_Environment::getCacheFilename0 N/A% 2 20.0% 9 128.6% 0 N/A% 0 N/A%
Drupal\Core\Config\Entity\Query\Query::execute0 N/A% -1 -10.0% -1 -14.3% 0 N/A% 0 N/A%
Symfony\Component\HttpFoundation\Request::preparePathInfo0 N/A% 1 10.0% 0 0.0% 0 N/A% 0 N/A%
Drupal\Component\Utility\Url::stripDangerousProtocols0 N/A% 1 10.0% 1 14.3% 0 N/A% 0 N/A%
Composer\Autoload\ClassLoader::findFile0 N/A% -1 -10.0% 0 0.0% 0 N/A% 0 N/A%
theme@10 N/A% 0 0.0% 2 28.6% 0 N/A% 0 N/A%
Drupal\Core\Database\Connection::query0 N/A% 0 0.0% -2 -28.6% 0 N/A% 0 N/A%
Drupal\system\Controller\SystemController::setLinkActiveClass0 N/A% 0 0.0% -2 -28.6% 0 N/A% 0 N/A%
theme0 N/A% 0 0.0% 2 28.6% 0 N/A% 0 N/A%
Symfony\Component\HttpFoundation\ServerBag::getHeaders0 N/A% 0 0.0% 0 0.0% 0 N/A% 0 N/A%
drupal_settings_initialize0 N/A% 0 0.0% 1 14.3% 0 N/A% 0 N/A%
Drupal\Core\Authentication\AuthenticationManager::addProvider0 N/A% 0 0.0% -1 -14.3% 0 N/A% 0 N/A%
request_path0 N/A% 0 0.0% -1 -14.3% 0 N/A% 0 N/A%
Drupal\Core\Entity\Query\QueryBase::getNamespaces0 N/A% 0 0.0% 0 0.0% 0 N/A% 0 N/A%
Drupal\Core\ParamConverter\EntityConverter::convert0 N/A% 0 0.0% -1 -14.3% 0 N/A% 0 N/A%