Diff Report
Run #53180b3960796: XHProf Run (Namespace=drupal-perf-joelpittet)
vs.
Run #53180c595dcf8: XHProf Run (Namespace=drupal-perf-joelpittet)
Tip
Click a function name below to drill down.

Regression/Improvement summary for substr

substrRun #53180b3960796Run #53180c595dcf8DiffDiff%
Number of Function Calls1,684 1,680 -4 -0.2%
Incl. Wall Time (microsec)924 909 -15 -1.6%
Incl. Wall Time (microsec) per call 1 1 -0 -1.4%
Excl. Wall Time (microsec)924 909 -15 -1.6%
Incl. CPU (microsecs)2,158 2,187 29 1.3%
Incl. CPU (microsecs) per call 1 1 0 1.6%
Excl. CPU (microsec)2,158 2,187 29 1.3%
Incl. MemUse (bytes)91,264 91,128 -136 -0.1%
Incl. MemUse (bytes) per call 54 54 0 0.1%
Excl. MemUse (bytes)91,264 91,128 -136 -0.1%
Incl. PeakMemUse (bytes)18,368 18,096 -272 -1.5%
Incl. PeakMemUse (bytes) per call 11 11 -0 -1.2%
Excl. PeakMemUse (bytes)18,368 18,096 -272 -1.5%

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
substr-4 -100.0% -15 -1.1% 29 2.1% -136 -0.0% -272 -0.1%
Exclusive Metrics Diff for Current Function-15 -100.0% 29 100.0% -136 -100.0% -272 -100.0%
Parent functions
Composer\Autoload\ClassLoader::findFile-4 -100.0% -12 -80.0% 9 31.0% -144 -105.9% -40 -14.7%
Drupal\views\Plugin\views\query\Sql::addField0 0.0% -7 -46.7% -6 -20.7% 0 0.0% 0 0.0%
Drupal\Core\Config\Entity\Query\Query::loadRecords0 0.0% 6 40.0% 6 20.7% 0 0.0% 0 0.0%
Symfony\Component\HttpFoundation\AcceptHeaderItem::fromString0 0.0% -2 -13.3% -1 -3.4% 24 17.6% 0 0.0%
Symfony\Component\Routing\Generator\UrlGenerator::doGenerate0 0.0% 2 13.3% 10 34.5% 0 0.0% 0 0.0%
Symfony\Component\Routing\RouteCompiler::compilePattern0 0.0% -2 -13.3% 5 17.2% 0 0.0% 0 0.0%
Drupal\Core\Entity\FieldableDatabaseStorageController::mapFromStorageRecords0 0.0% 1 6.7% -3 -10.3% 0 0.0% 0 0.0%
Twig_Environment::getCacheFilename0 0.0% -1 -6.7% 15 51.7% 0 0.0% 0 0.0%
Drupal\Core\ParamConverter\EntityConverter::convert0 0.0% 0 0.0% 2 6.9% 0 0.0% 0 0.0%
Drupal\Core\Entity\Query\Sql\Tables::addField0 0.0% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
_drupal_request_initialize0 0.0% 0 0.0% -2 -6.9% 0 0.0% 0 0.0%
_theme@20 0.0% 0 0.0% -1 -3.4% 0 0.0% -112 -41.2%
Twig_Loader_Filesystem::findTemplate0 0.0% 0 0.0% 1 3.4% -16 -11.8% 0 0.0%
Drupal\system\Controller\SystemController::setLinkActiveClass0 0.0% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
twig_escape_filter0 0.0% 0 0.0% 0 0.0% 0 0.0% -120 -44.1%
Symfony\Component\HttpFoundation\ServerBag::getHeaders0 0.0% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
Drupal\Component\Uuid\Php::generate0 0.0% 0 0.0% -6 -20.7% 0 0.0% 0 0.0%
Drupal\Component\Utility\UrlHelper::stripDangerousProtocols0 0.0% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
Drupal\Core\Routing\UrlGenerator::generateFromPath0 0.0% 0 0.0% 1 3.4% 0 0.0% 0 0.0%
Symfony\Component\HttpFoundation\Request::preparePathInfo0 0.0% 0 0.0% -1 -3.4% 0 0.0% 0 0.0%
request_path0 0.0% 0 0.0% 2 6.9% 0 0.0% 0 0.0%
_theme@10 0.0% 0 0.0% 1 3.4% 0 0.0% 0 0.0%
Drupal\Component\Utility\Crypt::randomBytes0 0.0% 0 0.0% -2 -6.9% 0 0.0% 0 0.0%
Drupal\Core\Entity\Query\QueryBase::getNamespaces0 0.0% 0 0.0% -1 -3.4% 0 0.0% 0 0.0%
Drupal\Core\Authentication\AuthenticationManager::addProvider0 0.0% 0 0.0% 0 0.0% 0 0.0% 0 0.0%