Diff Report
Run #54e177a08308d: XHProf Run (Namespace=drupal-perf-joelpittet)
vs.
Run #54e17147d69ca: XHProf Run (Namespace=drupal-perf-joelpittet)
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Regression/Improvement summary for substr

substrRun #54e177a08308dRun #54e17147d69caDiffDiff%
Number of Function Calls2,494 2,488 -6 -0.2%
Incl. Wall Time (microsec)32 20 -12 -37.5%
Incl. Wall Time (microsec) per call 0 0 -0 -37.3%
Excl. Wall Time (microsec)32 20 -12 -37.5%
Incl. MemUse (bytes)141,448 140,912 -536 -0.4%
Incl. MemUse (bytes) per call 57 57 -0 -0.1%
Excl. MemUse (bytes)141,448 140,912 -536 -0.4%
Incl. PeakMemUse (bytes)20,968 21,104 136 0.6%
Incl. PeakMemUse (bytes) per call 8 8 0 0.9%
Excl. PeakMemUse (bytes)20,968 21,104 136 0.6%

Parent/Child Regression/Improvement report for substr [View Callgraph Diff]


Function NameCalls DiffCalls
Diff%		Incl. Wall
Diff
(microsec)		IWall
Diff%		Incl.
MemUse
Diff
(bytes)		IMemUse
Diff%		Incl.
PeakMemUse
Diff
(bytes)		IPeakMemUse
Diff%
Current Function
substr-6 -100.0% -12 -0.0% -536 -2.4% 136 0.6%
Exclusive Metrics Diff for Current Function-12 -100.0% -536 -100.0% 136 100.0%
Parent functions
Composer\Autoload\ClassLoader::findFileWithExtension0 0.0% -5 -41.7% 0 0.0% 136 100.0%
Drupal\Core\Routing\RouteMatch::getParameterNames0 0.0% -4 -33.3% 0 0.0% 0 0.0%
Drupal\Core\Database\Connection::expandArguments0 0.0% -3 -25.0% 0 0.0% 0 0.0%
Symfony\Component\Routing\RouteCompiler::compilePattern0 0.0% 0 0.0% 0 0.0% 0 0.0%
Drupal\Component\Uuid\Php::generate0 0.0% 0 0.0% 0 0.0% 0 0.0%
Drupal\Component\Utility\UrlHelper::parse0 0.0% 0 0.0% 0 0.0% 0 0.0%
Drupal\Core\Theme\ThemeManager::theme@20 0.0% 0 0.0% 0 0.0% 0 0.0%
Symfony\Component\Routing\Route::sanitizeRequirement0 0.0% 0 0.0% 0 0.0% 0 0.0%
Drupal\Core\Entity\Query\QueryBase::getNamespaces0 0.0% 0 0.0% 0 0.0% 0 0.0%
Drupal\Core\ParamConverter\EntityConverter::getEntityTypeFromDefaults0 0.0% 0 0.0% 0 0.0% 0 0.0%
Drupal\system\Controller\SystemController::setLinkActiveClass0 0.0% 0 0.0% 0 0.0% 0 0.0%
Twig_Loader_Filesystem::parseName0 0.0% 0 0.0% 0 0.0% 0 0.0%
Drupal\Component\Utility\UrlHelper::stripDangerousProtocols0 0.0% 0 0.0% 0 0.0% 0 0.0%
Drupal\Core\Config\Entity\Query\Query::loadRecords0 0.0% 0 0.0% 0 0.0% 0 0.0%
Twig_Environment::getCacheFilename-4 -66.7% 0 0.0% -224 -41.8% 0 0.0%
Symfony\Component\Routing\Generator\UrlGenerator::doGenerate0 0.0% 0 0.0% 24 4.5% 0 0.0%
Drupal\Component\Utility\Crypt::randomBytes0 0.0% 0 0.0% 0 0.0% 0 0.0%
Drupal\Core\DrupalKernel::initializeRequestGlobals0 0.0% 0 0.0% 0 0.0% 0 0.0%
Drupal\Component\PhpStorage\MTimeProtectedFastFileStorage::getContainingDirectoryFullPath-2 -33.3% 0 0.0% -120 -22.4% 0 0.0%
Drupal\Core\DrupalKernel::__construct0 0.0% 0 0.0% 0 0.0% 0 0.0%
Symfony\Component\HttpFoundation\ServerBag::getHeaders0 0.0% 0 0.0% 0 0.0% 0 0.0%
Symfony\Component\HttpFoundation\Request::preparePathInfo0 0.0% 0 0.0% 0 0.0% 0 0.0%
Drupal\Core\Authentication\AuthenticationManager::addProvider0 0.0% 0 0.0% 0 0.0% 0 0.0%
Drupal\Core\Routing\UrlGenerator::processPath0 0.0% 0 0.0% -216 -40.3% 0 0.0%
Drupal\views\Plugin\views\query\Sql::addField0 0.0% 0 0.0% 0 0.0% 0 0.0%
Drupal\Core\Session\SessionConfiguration::getUnprefixedName0 0.0% 0 0.0% 0 0.0% 0 0.0%
Symfony\Component\HttpFoundation\AcceptHeaderItem::fromString0 0.0% 0 0.0% 0 0.0% 0 0.0%
Twig_Error::updateRepr0 0.0% 0 0.0% 0 0.0% 0 0.0%