Run Report
Run #534ad972c8c0d: 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
substr344 97.5% 359 0.1% 717 0.1% 20,500 0.1% 9,004 0.1%
Exclusive Metrics for Current Function359 100.0% 717 100.0% 20,500 100.0% 9,004 100.0%
Parent functions
Twig_Environment::getCacheFilename68 19.8% 68 18.9% 109 15.2% 3,492 17.0% 432 4.8%
Drupal\Core\Entity\Query\Sql\Tables::addField46 13.4% 48 13.4% 92 12.8% 1,196 5.8% 356 4.0%
Drupal\Component\PhpStorage\MTimeProtectedFastFileStorage::getContainingDirectoryFullPath36 10.5% 41 11.4% 78 10.9% 2,168 10.6% 920 10.2%
Symfony\Component\Routing\Generator\UrlGenerator::doGenerate34 9.9% 35 9.7% 67 9.3% 1,004 4.9% 316 3.5%
Symfony\Component\Routing\RouteCompiler::compilePattern24 7.0% 25 7.0% 51 7.1% 1,000 4.9% 488 5.4%
Drupal\Core\Config\Entity\Query\Query::loadRecords17 4.9% 19 5.3% 32 4.5% 904 4.4% 0 0.0%
Symfony\Component\HttpFoundation\AcceptHeaderItem::fromString14 4.1% 16 4.5% 29 4.0% 684 3.3% 492 5.5%
_theme@115 4.4% 16 4.5% 24 3.3% 684 3.3% 344 3.8%
Symfony\Component\HttpFoundation\ServerBag::getHeaders15 4.4% 15 4.2% 29 4.0% 736 3.6% 476 5.3%
Drupal\Component\Utility\Crypt::randomBytes14 4.1% 14 3.9% 32 4.5% 692 3.4% 544 6.0%
Drupal\Component\Uuid\Php::generate14 4.1% 14 3.9% 25 3.5% 740 3.6% 360 4.0%
_theme@29 2.6% 10 2.8% 17 2.4% 552 2.7% 0 0.0%
Drupal\views\Plugin\views\query\Sql::addField6 1.7% 7 1.9% 14 2.0% 592 2.9% 360 4.0%
Composer\Autoload\ClassLoader::findFileWithExtension4 1.2% 5 1.4% 12 1.7% 588 2.9% 492 5.5%
Drupal\Core\Entity\ContentEntityDatabaseStorage::mapFromStorageRecords4 1.2% 4 1.1% 8 1.1% 544 2.7% 28 0.3%
devel_silent6 1.7% 4 1.1% 10 1.4% 412 2.0% 0 0.0%
Symfony\Component\HttpFoundation\Request::getPort4 1.2% 4 1.1% 10 1.4% 512 2.5% 448 5.0%
_drupal_request_initialize3 0.9% 3 0.8% 5 0.7% 520 2.5% 424 4.7%
Drupal\system\Controller\SystemController::setLinkActiveClass2 0.6% 2 0.6% 5 0.7% 620 3.0% 0 0.0%
Symfony\Component\HttpFoundation\Request::preparePathInfo2 0.6% 2 0.6% 4 0.6% 488 2.4% 472 5.2%
Drupal\Component\Utility\UrlHelper::stripDangerousProtocols2 0.6% 2 0.6% 5 0.7% 492 2.4% 420 4.7%
Drupal\Core\Entity\Query\QueryBase::getNamespaces2 0.6% 2 0.6% 6 0.8% 528 2.6% 384 4.3%
Drupal\Core\Routing\UrlGenerator::generateFromPath1 0.3% 1 0.3% 45 6.3% 464 2.3% 360 4.0%
request_path1 0.3% 1 0.3% 4 0.6% 412 2.0% 412 4.6%
Drupal\Core\Authentication\AuthenticationManager::addProvider1 0.3% 1 0.3% 4 0.6% 476 2.3% 476 5.3%