Diff Report
Run #53180b3960796: XHProf Run (Namespace=drupal-perf-joelpittet)
vs.
Run #53180bc98020f: XHProf Run (Namespace=drupal-perf-joelpittet)
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Regression/Improvement summary for substr

substrRun #53180b3960796Run #53180bc98020fDiffDiff%
Number of Function Calls1,684 1,684 0 0.0%
Incl. Wall Time (microsec)924 908 -16 -1.7%
Incl. Wall Time (microsec) per call 1 1 -0 -1.7%
Excl. Wall Time (microsec)924 908 -16 -1.7%
Incl. CPU (microsecs)2,158 2,188 30 1.4%
Incl. CPU (microsecs) per call 1 1 0 1.4%
Excl. CPU (microsec)2,158 2,188 30 1.4%
Incl. MemUse (bytes)91,264 91,264 0 0.0%
Incl. MemUse (bytes) per call 54 54 0 0.0%
Excl. MemUse (bytes)91,264 91,264 0 0.0%
Incl. PeakMemUse (bytes)18,368 18,368 0 0.0%
Incl. PeakMemUse (bytes) per call 11 11 0 0.0%
Excl. PeakMemUse (bytes)18,368 18,368 0 0.0%

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
substr0 N/A% -16 -0.4% 30 0.9% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function-16 -100.0% 30 100.0% 0 N/A% 0 N/A%
Parent functions
Composer\Autoload\ClassLoader::findFile0 N/A% -14 -87.5% 16 53.3% 0 N/A% 0 N/A%
Drupal\views\Plugin\views\query\Sql::addField0 N/A% -7 -43.8% -5 -16.7% 0 N/A% 0 N/A%
Drupal\Component\Uuid\Php::generate0 N/A% 4 25.0% 4 13.3% 0 N/A% 0 N/A%
Symfony\Component\HttpFoundation\ServerBag::getHeaders0 N/A% 3 18.8% 1 3.3% 0 N/A% 0 N/A%
Symfony\Component\Routing\RouteCompiler::compilePattern0 N/A% -2 -12.5% 6 20.0% 0 N/A% 0 N/A%
Drupal\Core\Config\Entity\Query\Query::loadRecords0 N/A% -2 -12.5% -1 -3.3% 0 N/A% 0 N/A%
Twig_Environment::getCacheFilename0 N/A% 2 12.5% 6 20.0% 0 N/A% 0 N/A%
Symfony\Component\HttpFoundation\Request::preparePathInfo0 N/A% -1 -6.2% 0 0.0% 0 N/A% 0 N/A%
Twig_Loader_Filesystem::findTemplate0 N/A% 1 6.2% -2 -6.7% 0 N/A% 0 N/A%
Drupal\Core\Entity\Query\Sql\Tables::addField0 N/A% 0 0.0% 6 20.0% 0 N/A% 0 N/A%
Drupal\Core\Entity\FieldableDatabaseStorageController::mapFromStorageRecords0 N/A% 0 0.0% -2 -6.7% 0 N/A% 0 N/A%
Drupal\Core\ParamConverter\EntityConverter::convert0 N/A% 0 0.0% -1 -3.3% 0 N/A% 0 N/A%
_theme@20 N/A% 0 0.0% -5 -16.7% 0 N/A% 0 N/A%
twig_escape_filter0 N/A% 0 0.0% 0 0.0% 0 N/A% 0 N/A%
Symfony\Component\Routing\Generator\UrlGenerator::doGenerate0 N/A% 0 0.0% 6 20.0% 0 N/A% 0 N/A%
Drupal\system\Controller\SystemController::setLinkActiveClass0 N/A% 0 0.0% 1 3.3% 0 N/A% 0 N/A%
Drupal\Component\Utility\Crypt::randomBytes0 N/A% 0 0.0% -3 -10.0% 0 N/A% 0 N/A%
Drupal\Component\Utility\UrlHelper::stripDangerousProtocols0 N/A% 0 0.0% 1 3.3% 0 N/A% 0 N/A%
Drupal\Core\Routing\UrlGenerator::generateFromPath0 N/A% 0 0.0% 1 3.3% 0 N/A% 0 N/A%
Symfony\Component\HttpFoundation\AcceptHeaderItem::fromString0 N/A% 0 0.0% -1 -3.3% 0 N/A% 0 N/A%
request_path0 N/A% 0 0.0% 0 0.0% 0 N/A% 0 N/A%
_theme@10 N/A% 0 0.0% 3 10.0% 0 N/A% 0 N/A%
Drupal\Core\Authentication\AuthenticationManager::addProvider0 N/A% 0 0.0% 0 0.0% 0 N/A% 0 N/A%
Drupal\Core\Entity\Query\QueryBase::getNamespaces0 N/A% 0 0.0% 0 0.0% 0 N/A% 0 N/A%
_drupal_request_initialize0 N/A% 0 0.0% -1 -3.3% 0 N/A% 0 N/A%