Run Report
Run #5392041970f3f: XHProf Run (Namespace=drupal-perf-drupalcon)
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Parent/Child report for substr [View Callgraph ]


Function NameCallsCalls%Incl. Wall Time
(microsec)
IWall%Incl. CPU
(microsecs)
ICpu%Incl.
MemUse
(bytes)
IMemUse%Incl.
PeakMemUse
(bytes)
IPeakMemUse%
Current Function
substr406 97.8% 423 0.1% 780 0.2% 24,004 0.2% 11,688 0.1%
Exclusive Metrics for Current Function423 100.0% 780 100.0% 24,004 100.0% 11,688 100.0%
Parent functions
Symfony\Component\Routing\Generator\UrlGenerator::doGenerate74 18.2% 74 17.5% 141 18.1% 1,644 6.8% 316 2.7%
Twig_Environment::getCacheFilename72 17.7% 71 16.8% 108 13.8% 3,672 15.3% 432 3.7%
Symfony\Component\Routing\RouteCompiler::compilePattern61 15.0% 61 14.4% 117 15.0% 1,624 6.8% 424 3.6%
Drupal\Component\PhpStorage\MTimeProtectedFastFileStorage::getContainingDirectoryFullPath38 9.4% 38 9.0% 81 10.4% 2,264 9.4% 1,140 9.8%
Drupal\Component\Utility\Crypt::randomBytes18 4.4% 27 6.4% 40 5.1% 856 3.6% 516 4.4%
file_uri_scheme22 5.4% 22 5.2% 38 4.9% 768 3.2% 360 3.1%
_theme@112 3.0% 21 5.0% 29 3.7% 636 2.6% 304 2.6%
Drupal\Core\Config\Entity\Query\Query::loadRecords18 4.4% 18 4.3% 43 5.5% 876 3.6% 0 0.0%
Symfony\Component\HttpFoundation\AcceptHeaderItem::fromString14 3.4% 14 3.3% 27 3.5% 684 2.8% 492 4.2%
_theme@211 2.7% 11 2.6% 17 2.2% 600 2.5% 200 1.7%
Drupal\Core\ParamConverter\EntityConverter::convert9 2.2% 9 2.1% 13 1.7% 600 2.5% 484 4.1%
Symfony\Component\HttpFoundation\ServerBag::getHeaders9 2.2% 9 2.1% 16 2.1% 628 2.6% 492 4.2%
Drupal\Core\Entity\Query\Sql\Tables::addField8 2.0% 8 1.9% 17 2.2% 572 2.4% 260 2.2%
Drupal\Component\Uuid\Php::generate7 1.7% 7 1.7% 13 1.7% 588 2.4% 360 3.1%
Symfony\Component\HttpFoundation\Request::getPort4 1.0% 4 0.9% 10 1.3% 512 2.1% 448 3.8%
Drupal\Component\Utility\Xss::split4 1.0% 4 0.9% 8 1.0% 500 2.1% 468 4.0%
Drupal\system\Controller\SystemController::setLinkActiveClass3 0.7% 3 0.7% 6 0.8% 744 3.1% 460 3.9%
_drupal_request_initialize3 0.7% 3 0.7% 5 0.6% 520 2.2% 424 3.6%
Composer\Autoload\ClassLoader::findFileWithExtension2 0.5% 2 0.5% 5 0.6% 512 2.1% 480 4.1%
_theme2 0.5% 2 0.5% 5 0.6% 436 1.8% 0 0.0%
Drupal\Component\Utility\UrlHelper::stripDangerousProtocols2 0.5% 2 0.5% 7 0.9% 504 2.1% 460 3.9%
Symfony\Component\HttpFoundation\Request::preparePathInfo2 0.5% 2 0.5% 4 0.5% 488 2.0% 432 3.7%
Drupal\Core\Routing\UrlGenerator::processPath2 0.5% 2 0.5% 3 0.4% 504 2.1% 0 0.0%
Drupal\Core\Entity\Query\QueryBase::getNamespaces2 0.5% 2 0.5% 6 0.8% 528 2.2% 488 4.2%
Drupal\Component\Utility\Xss::attributes2 0.5% 2 0.5% 5 0.6% 472 2.0% 360 3.1%
Drupal\Core\Session\SessionManager::getInsecureName1 0.2% 1 0.2% 3 0.4% 496 2.1% 344 2.9%
Drupal\Core\Routing\UrlGenerator::generateFromPath1 0.2% 1 0.2% 3 0.4% 464 1.9% 312 2.7%
Drupal\Core\Authentication\AuthenticationManager::addProvider1 0.2% 1 0.2% 4 0.5% 476 2.0% 476 4.1%
request_path1 0.2% 1 0.2% 3 0.4% 412 1.7% 412 3.5%
_theme@31 0.2% 1 0.2% 3 0.4% 424 1.8% 344 2.9%