Diff Report
Run #52e6fca507bc1: XHProf Run (Namespace=drupal-perf-joelpittet)
vs.
Run #52e6fc5cc809e: XHProf Run (Namespace=drupal-perf-joelpittet)
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Regression/Improvement summary for substr

substrRun #52e6fca507bc1Run #52e6fc5cc809eDiffDiff%
Number of Function Calls422 422 0 0.0%
Incl. Wall Time (microsec)338 327 -11 -3.3%
Incl. Wall Time (microsec) per call 1 1 -0 -3.3%
Excl. Wall Time (microsec)338 327 -11 -3.3%
Incl. CPU (microsecs)607 617 10 1.6%
Incl. CPU (microsecs) per call 1 1 0 1.6%
Excl. CPU (microsec)607 617 10 1.6%
Incl. MemUse (bytes)31,944 31,944 0 0.0%
Incl. MemUse (bytes) per call 76 76 0 0.0%
Excl. MemUse (bytes)31,944 31,944 0 0.0%
Incl. PeakMemUse (bytes)4,480 4,480 0 0.0%
Incl. PeakMemUse (bytes) per call 11 11 0 0.0%
Excl. PeakMemUse (bytes)4,480 4,480 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% -11 -2.5% 10 13.3% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function-11 -100.0% 10 100.0% 0 N/A% 0 N/A%
Parent functions
Symfony\Component\Routing\RouteCompiler::compilePattern0 N/A% -12 -109.1% -1 -10.0% 0 N/A% 0 N/A%
Twig_Environment::getCacheFilename0 N/A% -6 -54.5% 6 60.0% 0 N/A% 0 N/A%
Symfony\Component\Routing\Generator\UrlGenerator::doGenerate0 N/A% 4 36.4% 2 20.0% 0 N/A% 0 N/A%
Drupal\Core\Routing\UrlGenerator::generateFromPath0 N/A% 3 27.3% 7 70.0% 0 N/A% 0 N/A%
Drupal\Core\Config\Entity\Query\Query::execute0 N/A% -2 -18.2% -1 -10.0% 0 N/A% 0 N/A%
Symfony\Component\HttpFoundation\AcceptHeaderItem::fromString0 N/A% 2 18.2% 5 50.0% 0 N/A% 0 N/A%
theme@20 N/A% 1 9.1% 5 50.0% 0 N/A% 0 N/A%
Symfony\Component\HttpFoundation\ServerBag::getHeaders0 N/A% -1 -9.1% -6 -60.0% 0 N/A% 0 N/A%
theme0 N/A% -1 -9.1% -1 -10.0% 0 N/A% 0 N/A%
Symfony\Component\HttpFoundation\Request::preparePathInfo0 N/A% 1 9.1% 0 0.0% 0 N/A% 0 N/A%
Drupal\system\Controller\SystemController::setLinkActiveClass0 N/A% 0 0.0% -4 -40.0% 0 N/A% 0 N/A%
theme@10 N/A% 0 0.0% 2 20.0% 0 N/A% 0 N/A%
Drupal\Component\Utility\Url::stripDangerousProtocols0 N/A% 0 0.0% 1 10.0% 0 N/A% 0 N/A%
Drupal\Core\Database\Connection::query0 N/A% 0 0.0% -10 -100.0% 0 N/A% 0 N/A%
Drupal\Core\Entity\Query\QueryBase::getNamespaces0 N/A% 0 0.0% 2 20.0% 0 N/A% 0 N/A%
drupal_settings_initialize0 N/A% 0 0.0% 3 30.0% 0 N/A% 0 N/A%
Composer\Autoload\ClassLoader::findFile0 N/A% 0 0.0% -1 -10.0% 0 N/A% 0 N/A%
Drupal\Core\Authentication\AuthenticationManager::addProvider0 N/A% 0 0.0% 1 10.0% 0 N/A% 0 N/A%
devel_silent0 N/A% 0 0.0% 1 10.0% 0 N/A% 0 N/A%
Drupal\Core\ParamConverter\EntityConverter::convert0 N/A% 0 0.0% 1 10.0% 0 N/A% 0 N/A%
request_path0 N/A% 0 0.0% 1 10.0% 0 N/A% 0 N/A%
Drupal\Core\Entity\Query\Sql\Tables::addField0 N/A% 0 0.0% -3 -30.0% 0 N/A% 0 N/A%