Diff Report
Run #54df8d322535a: XHProf Run (Namespace=drupal-perf-davidhernandez)
vs.
Run #54df8ec49b0ec: XHProf Run (Namespace=drupal-perf-davidhernandez)
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Regression/Improvement summary for substr

substrRun #54df8d322535aRun #54df8ec49b0ecDiffDiff%
Number of Function Calls2,565 2,565 0 0.0%
Incl. Wall Time (microsec)5 27 22 440.0%
Incl. Wall Time (microsec) per call 0 0 0 440.0%
Excl. Wall Time (microsec)5 27 22 440.0%
Incl. MemUse (bytes)159,520 159,520 0 0.0%
Incl. MemUse (bytes) per call 62 62 0 0.0%
Excl. MemUse (bytes)159,520 159,520 0 0.0%
Incl. PeakMemUse (bytes)11,264 11,264 0 0.0%
Incl. PeakMemUse (bytes) per call 4 4 0 0.0%
Excl. PeakMemUse (bytes)11,264 11,264 0 0.0%

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% 22 0.7% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function22 100.0% 0 N/A% 0 N/A%
Parent functions
Composer\Autoload\ClassLoader::findFileWithExtension0 N/A% 21 95.5% 0 N/A% 0 N/A%
Twig_Error::updateRepr0 N/A% 1 4.5% 0 N/A% 0 N/A%
Twig_Environment::getCacheFilename0 N/A% 1 4.5% 0 N/A% 0 N/A%
Drupal\Core\Authentication\AuthenticationManager::addProvider0 N/A% -1 -4.5% 0 N/A% 0 N/A%
Symfony\Component\Routing\Generator\UrlGenerator::doGenerate0 N/A% 0 0.0% 0 N/A% 0 N/A%
Drupal\Component\Uuid\Php::generate0 N/A% 0 0.0% 0 N/A% 0 N/A%
Drupal\Core\Theme\ThemeManager::theme@20 N/A% 0 0.0% 0 N/A% 0 N/A%
Drupal\Core\ParamConverter\EntityConverter::getEntityTypeFromDefaults0 N/A% 0 0.0% 0 N/A% 0 N/A%
Drupal\system\Controller\SystemController::setLinkActiveClass0 N/A% 0 0.0% 0 N/A% 0 N/A%
Drupal\Core\Entity\Query\QueryBase::getNamespaces0 N/A% 0 0.0% 0 N/A% 0 N/A%
Drupal\Core\Config\Entity\Query\Query::loadRecords0 N/A% 0 0.0% 0 N/A% 0 N/A%
Drupal\Core\Routing\UrlGenerator::processPath0 N/A% 0 0.0% 0 N/A% 0 N/A%
Drupal\Component\Utility\UrlHelper::stripDangerousProtocols0 N/A% 0 0.0% 0 N/A% 0 N/A%
Symfony\Component\Routing\RouteCompiler::compilePattern0 N/A% 0 0.0% 0 N/A% 0 N/A%
Drupal\Component\Utility\UrlHelper::parse0 N/A% 0 0.0% 0 N/A% 0 N/A%
Symfony\Component\Routing\Route::sanitizeRequirement0 N/A% 0 0.0% 0 N/A% 0 N/A%
Twig_Loader_Filesystem::parseName0 N/A% 0 0.0% 0 N/A% 0 N/A%
Drupal\views\Plugin\views\query\Sql::addField0 N/A% 0 0.0% 0 N/A% 0 N/A%
Drupal\Component\Utility\Crypt::randomBytes0 N/A% 0 0.0% 0 N/A% 0 N/A%
Drupal\Core\Database\Connection::expandArguments0 N/A% 0 0.0% 0 N/A% 0 N/A%
Drupal\Component\PhpStorage\MTimeProtectedFastFileStorage::getContainingDirectoryFullPath0 N/A% 0 0.0% 0 N/A% 0 N/A%
Drupal\Core\DrupalKernel::__construct0 N/A% 0 0.0% 0 N/A% 0 N/A%
Symfony\Component\HttpFoundation\ServerBag::getHeaders0 N/A% 0 0.0% 0 N/A% 0 N/A%
Drupal\Core\DrupalKernel::initializeRequestGlobals0 N/A% 0 0.0% 0 N/A% 0 N/A%
Symfony\Component\HttpFoundation\Request::preparePathInfo0 N/A% 0 0.0% 0 N/A% 0 N/A%
request_path0 N/A% 0 0.0% 0 N/A% 0 N/A%
Drupal\Core\Session\SessionConfiguration::getUnprefixedName0 N/A% 0 0.0% 0 N/A% 0 N/A%
Drupal\Core\Routing\RouteMatch::getParameterNames0 N/A% 0 0.0% 0 N/A% 0 N/A%
Symfony\Component\HttpFoundation\AcceptHeaderItem::fromString0 N/A% 0 0.0% 0 N/A% 0 N/A%
devel_silent0 N/A% 0 0.0% 0 N/A% 0 N/A%