Run Report
Run #54f283c5bb5f3: XHProf Run (Namespace=drupal-perf-davidhernandez)
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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
substr1,120 99.1% 2,750 0.2% 90,200 0.3% 88,912 0.3%
Exclusive Metrics for Current Function403 14.7% 73,144 81.1% 24,640 27.7%
Parent functions
devel_silent3 0.3% 2,360 85.8% 18,056 20.0% 64,272 72.3%
Composer\Autoload\ClassLoader::findFileWithExtension803 71.7% 260 9.5% 42,544 47.2% 13,776 15.5%
Drupal\Core\Database\Connection::expandArguments67 6.0% 40 1.5% 2,800 3.1% 600 0.7%
Drupal\Component\PhpStorage\MTimeProtectedFastFileStorage::getContainingDirectoryFullPath30 2.7% 30 1.1% 2,448 2.7% 560 0.6%
Twig_Environment::getCacheFilename56 5.0% 9 0.3% 3,888 4.3% 136 0.2%
Drupal\Core\Routing\RouteMatch::getParameterNames18 1.6% 9 0.3% 1,232 1.4% 912 1.0%
Drupal\Component\Utility\Crypt::randomBytes14 1.2% 7 0.3% 952 1.1% 40 0.0%
Symfony\Component\Routing\Generator\UrlGenerator::doGenerate16 1.4% 6 0.2% 1,176 1.3% 0 0.0%
Drupal\Core\Theme\ThemeManager::theme@25 0.4% 5 0.2% 808 0.9% 0 0.0%
Symfony\Component\HttpFoundation\AcceptHeaderItem::fromString14 1.2% 4 0.1% 1,112 1.2% 824 0.9%
Drupal\views\Plugin\views\query\Sql::addField3 0.3% 3 0.1% 752 0.8% 32 0.0%
Twig_Error::updateRepr4 0.4% 2 0.1% 928 1.0% 696 0.8%
Symfony\Component\HttpFoundation\ServerBag::getHeaders12 1.1% 2 0.1% 1,552 1.7% 1,792 2.0%
Drupal\Core\Session\SessionConfiguration::getUnprefixedName3 0.3% 2 0.1% 832 0.9% 664 0.7%
Symfony\Component\Routing\Route::sanitizeRequirement6 0.5% 2 0.1% 848 0.9% 0 0.0%
Drupal\system\Controller\SystemController::setLinkActiveClass1 0.1% 1 0.0% 744 0.8% 0 0.0%
Drupal\Core\Config\Entity\Query\Query::loadRecords24 2.1% 1 0.0% 1,480 1.6% 152 0.2%
Drupal\Component\Utility\UrlHelper::parse2 0.2% 1 0.0% 736 0.8% 696 0.8%
Drupal\Core\Entity\Query\QueryBase::getNamespaces1 0.1% 1 0.0% 704 0.8% 0 0.0%
Drupal\Component\Utility\UrlHelper::stripDangerousProtocols1 0.1% 1 0.0% 696 0.8% 576 0.6%
Symfony\Component\Routing\RouteCompiler::compilePattern3 0.3% 1 0.0% 760 0.8% 0 0.0%
Drupal\Core\DrupalKernel::__construct1 0.1% 1 0.0% 696 0.8% 640 0.7%
Symfony\Component\HttpFoundation\Request::preparePathInfo1 0.1% 1 0.0% 696 0.8% 664 0.7%
Drupal\Core\Authentication\AuthenticationManager::addProvider1 0.1% 1 0.0% 696 0.8% 584 0.7%
Drupal\Core\Routing\UrlGenerator::processPath2 0.2% 0 0.0% 744 0.8% 0 0.0%
Drupal\Core\DrupalKernel::initializeRequestGlobals1 0.1% 0 0.0% 688 0.8% 656 0.7%
Drupal\Component\Uuid\Php::generate28 2.5% 0 0.0% 1,632 1.8% 640 0.7%
Child function
Drupal\Core\Url::__toString3 100.0% 2,347 85.3% 17,056 18.9% 64,272 72.3%