Diff Report
Run #52e49caf3c7f2: XHProf Run (Namespace=drupal-perf-joelpittet)
vs.
Run #52e49d4d3a1f8: XHProf Run (Namespace=drupal-perf-joelpittet)
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Regression/Improvement summary for substr

substrRun #52e49caf3c7f2Run #52e49d4d3a1f8DiffDiff%
Number of Function Calls412 412 0 0.0%
Incl. Wall Time (microsec)351 335 -16 -4.6%
Incl. Wall Time (microsec) per call 1 1 -0 -4.6%
Excl. Wall Time (microsec)351 335 -16 -4.6%
Incl. CPU (microsecs)605 589 -16 -2.6%
Incl. CPU (microsecs) per call 1 1 -0 -2.6%
Excl. CPU (microsec)605 589 -16 -2.6%
Incl. MemUse (bytes)30,064 30,064 0 0.0%
Incl. MemUse (bytes) per call 73 73 0 0.0%
Excl. MemUse (bytes)30,064 30,064 0 0.0%
Incl. PeakMemUse (bytes)4,040 4,040 0 0.0%
Incl. PeakMemUse (bytes) per call 10 10 0 0.0%
Excl. PeakMemUse (bytes)4,040 4,040 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% -16 -1.7% -16 -1.8% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function-16 -100.0% -16 -100.0% 0 N/A% 0 N/A%
Parent functions
Symfony\Component\Routing\RouteCompiler::compilePattern0 N/A% -10 -62.5% 14 87.5% 0 N/A% 0 N/A%
Symfony\Component\HttpFoundation\AcceptHeaderItem::fromString0 N/A% -5 -31.2% -7 -43.8% 0 N/A% 0 N/A%
Twig_Environment::getCacheFilename0 N/A% -1 -6.2% -9 -56.2% 0 N/A% 0 N/A%
Drupal\Core\ParamConverter\EntityConverter::convert0 N/A% 0 0.0% 0 0.0% 0 N/A% 0 N/A%
theme@10 N/A% 0 0.0% 0 0.0% 0 N/A% 0 N/A%
Drupal\Core\Database\Connection::query0 N/A% 0 0.0% 1 6.2% 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%
Drupal\system\Controller\SystemController::setLinkActiveClass0 N/A% 0 0.0% 0 0.0% 0 N/A% 0 N/A%
theme@20 N/A% 0 0.0% 0 0.0% 0 N/A% 0 N/A%
Drupal\Core\Config\Entity\Query\Query::execute0 N/A% 0 0.0% -2 -12.5% 0 N/A% 0 N/A%
Drupal\Core\Entity\Query\QueryBase::getNamespaces0 N/A% 0 0.0% -1 -6.2% 0 N/A% 0 N/A%
Symfony\Component\HttpFoundation\ServerBag::getHeaders0 N/A% 0 0.0% -1 -6.2% 0 N/A% 0 N/A%
drupal_settings_initialize0 N/A% 0 0.0% 0 0.0% 0 N/A% 0 N/A%
Composer\Autoload\ClassLoader::findFile0 N/A% 0 0.0% 0 0.0% 0 N/A% 0 N/A%
Symfony\Component\HttpFoundation\Request::preparePathInfo0 N/A% 0 0.0% -7 -43.8% 0 N/A% 0 N/A%
Drupal\Core\Authentication\AuthenticationManager::addProvider0 N/A% 0 0.0% -1 -6.2% 0 N/A% 0 N/A%
request_path0 N/A% 0 0.0% 0 0.0% 0 N/A% 0 N/A%
Guzzle\Http\Client::initSsl0 N/A% 0 0.0% -1 -6.2% 0 N/A% 0 N/A%
Drupal\Core\Entity\Query\Sql\Tables::addField0 N/A% 0 0.0% -2 -12.5% 0 N/A% 0 N/A%