Diff Report
Run #544333b05173f: XHProf Run (Namespace=drupal-perf-joelpittet)
vs.
Run #544337f542f97: XHProf Run (Namespace=drupal-perf-joelpittet)
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Regression/Improvement summary for substr

substrRun #544333b05173fRun #544337f542f97DiffDiff%
Number of Function Calls5,413 5,413 0 0.0%
Incl. Wall Time (microsec)3,413 3,360 -53 -1.6%
Incl. Wall Time (microsec) per call 1 1 -0 -1.6%
Excl. Wall Time (microsec)3,413 3,360 -53 -1.6%
Incl. CPU (microsecs)7,751 7,831 80 1.0%
Incl. CPU (microsecs) per call 1 1 0 1.0%
Excl. CPU (microsec)7,751 7,831 80 1.0%
Incl. MemUse (bytes)216,272 216,336 64 0.0%
Incl. MemUse (bytes) per call 40 40 0 0.0%
Excl. MemUse (bytes)216,272 216,336 64 0.0%
Incl. PeakMemUse (bytes)15,648 15,488 -160 -1.0%
Incl. PeakMemUse (bytes) per call 3 3 -0 -1.0%
Excl. PeakMemUse (bytes)15,648 15,488 -160 -1.0%

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% -53 -1.6% 80 1.0% 64 0.1% -160 -0.2%
Exclusive Metrics Diff for Current Function-53 -100.0% 80 100.0% 64 100.0% -160 -100.0%
Parent functions
Symfony\Component\Routing\RouteCompiler::compilePattern0 N/A% -119 -224.5% 98 122.5% -16 -25.0% 0 0.0%
Composer\Autoload\ClassLoader::findFileWithExtension0 N/A% 79 149.1% 86 107.5% 64 100.0% 0 0.0%
Drupal\Core\Routing\UrlGenerator::processPath0 N/A% -24 -45.3% -45 -56.2% 0 0.0% 0 0.0%
Drupal\Component\Uuid\Php::generate0 N/A% 10 18.9% 12 15.0% 0 0.0% 0 0.0%
Twig_Environment::getCacheFilename0 N/A% 8 15.1% -3 -3.8% 0 0.0% 0 0.0%
_theme0 N/A% -4 -7.5% -12 -15.0% 0 0.0% 0 0.0%
Drupal\Component\PhpStorage\MTimeProtectedFastFileStorage::getContainingDirectoryFullPath0 N/A% -3 -5.7% 0 0.0% 0 0.0% 0 0.0%
Drupal\Core\Config\Entity\Query\Query::loadRecords0 N/A% 2 3.8% 12 15.0% 0 0.0% 0 0.0%
Symfony\Component\Routing\Route::sanitizeRequirement0 N/A% -1 -1.9% -1 -1.2% 0 0.0% 0 0.0%
Drupal\Core\Session\SessionManager::getInsecureName0 N/A% 1 1.9% 2 2.5% 0 0.0% 0 0.0%
Symfony\Component\HttpFoundation\ServerBag::getHeaders0 N/A% -1 -1.9% 0 0.0% 0 0.0% 0 0.0%
request_path0 N/A% -1 -1.9% -1 -1.2% 0 0.0% 0 0.0%
Drupal\system\Controller\SystemController::setLinkActiveClass0 N/A% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
Drupal\Core\Routing\UrlGenerator::generateFromPath0 N/A% 0 0.0% 1 1.2% 16 25.0% 0 0.0%
Drupal\Core\ParamConverter\EntityConverter::getEntityTypeFromDefaults0 N/A% 0 0.0% -2 -2.5% 0 0.0% 0 0.0%
_theme@20 N/A% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
Twig_Loader_Filesystem::findTemplate0 N/A% 0 0.0% -1 -1.2% 0 0.0% 0 0.0%
Drupal\image\Entity\ImageStyle::getPathToken0 N/A% 0 0.0% 5 6.2% 0 0.0% 0 0.0%
Drupal\Component\Utility\UrlHelper::stripDangerousProtocols0 N/A% 0 0.0% 3 3.8% 0 0.0% 0 0.0%
Drupal\Core\Entity\Query\QueryBase::getNamespaces0 N/A% 0 0.0% -1 -1.2% 0 0.0% 0 0.0%
Drupal\Core\DrupalKernel::initializeCookieGlobals0 N/A% 0 0.0% -2 -2.5% 0 0.0% 0 0.0%
Drupal\Core\Authentication\AuthenticationManager::addProvider0 N/A% 0 0.0% 1 1.2% 0 0.0% -160 -100.0%
Drupal\Component\Utility\Crypt::randomBytes0 N/A% 0 0.0% -27 -33.8% 0 0.0% 0 0.0%
Drupal\Core\DrupalKernel::initializeRequestGlobals0 N/A% 0 0.0% -1 -1.2% 0 0.0% 0 0.0%
Symfony\Component\HttpFoundation\Request::preparePathInfo0 N/A% 0 0.0% -1 -1.2% 0 0.0% 0 0.0%
Drupal\views\Plugin\views\query\Sql::addField0 N/A% 0 0.0% -2 -2.5% 0 0.0% 0 0.0%
Drupal\Core\Routing\RouteMatch::getParameterNames0 N/A% 0 0.0% -11 -13.8% 0 0.0% 0 0.0%
Symfony\Component\HttpFoundation\AcceptHeaderItem::fromString0 N/A% 0 0.0% 1 1.2% 0 0.0% 0 0.0%
Symfony\Component\Routing\Generator\UrlGenerator::doGenerate0 N/A% 0 0.0% -31 -38.8% 0 0.0% 0 0.0%