Diff Report
Run #54e157d33da83: XHProf Run (Namespace=drupal-perf-joelpittet)
vs.
Run #54e1529b7f3e4: XHProf Run (Namespace=drupal-perf-joelpittet)
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Regression/Improvement summary for substr

substrRun #54e157d33da83Run #54e1529b7f3e4DiffDiff%
Number of Function Calls2,488 2,488 0 0.0%
Incl. Wall Time (microsec)28 22 -6 -21.4%
Incl. Wall Time (microsec) per call 0 0 -0 -21.4%
Excl. Wall Time (microsec)28 22 -6 -21.4%
Incl. MemUse (bytes)141,096 140,888 -208 -0.1%
Incl. MemUse (bytes) per call 57 57 -0 -0.1%
Excl. MemUse (bytes)141,096 140,888 -208 -0.1%
Incl. PeakMemUse (bytes)21,872 21,184 -688 -3.1%
Incl. PeakMemUse (bytes) per call 9 9 -0 -3.1%
Excl. PeakMemUse (bytes)21,872 21,184 -688 -3.1%

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
substr0 N/A% -6 -0.0% -208 -0.0% -688 -0.0%
Exclusive Metrics Diff for Current Function-6 -100.0% -208 -100.0% -688 -100.0%
Parent functions
Drupal\Core\Database\Connection::expandArguments0 N/A% -10 -166.7% 0 0.0% 0 0.0%
Drupal\views\Plugin\views\query\Sql::addField0 N/A% 5 83.3% 0 0.0% 0 0.0%
Composer\Autoload\ClassLoader::findFileWithExtension0 N/A% -3 -50.0% 16 7.7% -272 -39.5%
Symfony\Component\Routing\Generator\UrlGenerator::doGenerate0 N/A% 1 16.7% 0 0.0% 0 0.0%
Drupal\Component\PhpStorage\MTimeProtectedFastFileStorage::getContainingDirectoryFullPath0 N/A% 1 16.7% 0 0.0% 0 0.0%
Drupal\Core\Theme\ThemeManager::theme@20 N/A% 0 0.0% 0 0.0% 0 0.0%
Symfony\Component\Routing\RouteCompiler::compilePattern0 N/A% 0 0.0% 0 0.0% 0 0.0%
Drupal\Component\Uuid\Php::generate0 N/A% 0 0.0% 0 0.0% 0 0.0%
Drupal\Core\Entity\Query\QueryBase::getNamespaces0 N/A% 0 0.0% 0 0.0% 0 0.0%
Symfony\Component\Routing\Route::sanitizeRequirement0 N/A% 0 0.0% 0 0.0% 0 0.0%
Drupal\Component\Utility\UrlHelper::stripDangerousProtocols0 N/A% 0 0.0% 0 0.0% -416 -60.5%
Drupal\system\Controller\SystemController::setLinkActiveClass0 N/A% 0 0.0% 0 0.0% 0 0.0%
Drupal\Core\ParamConverter\EntityConverter::getEntityTypeFromDefaults0 N/A% 0 0.0% 0 0.0% 0 0.0%
Twig_Loader_Filesystem::parseName0 N/A% 0 0.0% -16 -7.7% 0 0.0%
Drupal\Component\Utility\UrlHelper::parse0 N/A% 0 0.0% 0 0.0% 0 0.0%
Drupal\Core\Config\Entity\Query\Query::loadRecords0 N/A% 0 0.0% 0 0.0% 0 0.0%
Twig_Error::updateRepr0 N/A% 0 0.0% 0 0.0% 0 0.0%
Symfony\Component\HttpFoundation\AcceptHeaderItem::fromString0 N/A% 0 0.0% 0 0.0% 0 0.0%
Drupal\Core\Authentication\AuthenticationManager::addProvider0 N/A% 0 0.0% 0 0.0% 0 0.0%
Symfony\Component\HttpFoundation\Request::preparePathInfo0 N/A% 0 0.0% 0 0.0% 0 0.0%
Drupal\Core\DrupalKernel::initializeRequestGlobals0 N/A% 0 0.0% 0 0.0% 0 0.0%
Drupal\Core\Routing\RouteMatch::getParameterNames0 N/A% 0 0.0% 0 0.0% 0 0.0%
Drupal\Core\Session\SessionConfiguration::getUnprefixedName0 N/A% 0 0.0% 0 0.0% 0 0.0%
Drupal\Component\Utility\Crypt::randomBytes0 N/A% 0 0.0% 0 0.0% 0 0.0%
Drupal\Core\Routing\UrlGenerator::processPath0 N/A% 0 0.0% -216 -103.8% 0 0.0%
Symfony\Component\HttpFoundation\ServerBag::getHeaders0 N/A% 0 0.0% 0 0.0% 0 0.0%
Drupal\Core\DrupalKernel::__construct0 N/A% 0 0.0% 0 0.0% 0 0.0%
Twig_Environment::getCacheFilename0 N/A% 0 0.0% 8 3.8% 0 0.0%