Run Report
Run #5578e7733b8ce: XHProf Run (Namespace=drupal-perf-joelpittet)
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Parent/Child report for substr [View Callgraph ]


Function NameCallsCalls%Incl. Wall Time
(microsec)		IWall%Incl.
MemUse
(bytes)		IMemUse%Incl.
PeakMemUse
(bytes)		IPeakMemUse%
Current Function
substr87 92.6% 0 0.0% 9,512 0.5% 5,064 0.2%
Exclusive Metrics for Current Function0 N/A% 9,512 100.0% 5,064 100.0%
Parent functions
Drupal\Core\Session\SessionConfiguration::getUnprefixedName1 1.1% 0 N/A% 720 7.6% 664 13.1%
Symfony\Component\HttpFoundation\Request::preparePathInfo1 1.1% 0 N/A% 696 7.3% 664 13.1%
Drupal\Core\Database\Connection::expandArguments2 2.3% 0 N/A% 720 7.6% 568 11.2%
Drupal\Component\Utility\Crypt::randomBytes2 2.3% 0 N/A% 680 7.1% 0 0.0%
Drupal\Component\PhpStorage\MTimeProtectedFastFileStorage::getContainingDirectoryFullPath2 2.3% 0 N/A% 768 8.1% 528 10.4%
Symfony\Component\HttpFoundation\ServerBag::getHeaders8 9.2% 0 N/A% 912 9.6% 720 14.2%
Composer\Autoload\ClassLoader::findFileWithExtension70 80.5% 0 N/A% 4,320 45.4% 1,280 25.3%
Drupal\Core\DrupalKernel::__construct1 1.1% 0 N/A% 696 7.3% 640 12.6%