Diff Report
Run #565918537d922: XHProf Run (Namespace=drupal-perf-joelpittet)
vs.
Run #5659186b7d6e0: XHProf Run (Namespace=drupal-perf-joelpittet)
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Regression/Improvement summary for substr

substrRun #565918537d922Run #5659186b7d6e0DiffDiff%
Number of Function Calls142,477 142,477 0 0.0%
Incl. Wall Time (microsec)3,720 3,914 194 5.2%
Incl. Wall Time (microsec) per call 0 0 0 5.2%
Excl. Wall Time (microsec)3,720 3,914 194 5.2%
Incl. MemUse (bytes)7,887,496 7,880,808 -6,688 -0.1%
Incl. MemUse (bytes) per call 55 55 -0 -0.1%
Excl. MemUse (bytes)7,887,496 7,880,808 -6,688 -0.1%
Incl. PeakMemUse (bytes)759,344 764,744 5,400 0.7%
Incl. PeakMemUse (bytes) per call 5 5 0 0.7%
Excl. PeakMemUse (bytes)759,344 764,744 5,400 0.7%

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% 194 0.0% -6,688 -0.4% 5,400 0.4%
Exclusive Metrics Diff for Current Function194 100.0% -6,688 -100.0% 5,400 100.0%
Parent functions
Drupal\Core\Database\Connection::expandArguments0 N/A% 221 113.9% 0 0.0% 0 0.0%
_drupal_log_error0 N/A% -28 -14.4% -800 -12.0% 0 0.0%
Drupal\Component\Utility\Crypt::randomBytes0 N/A% 24 12.4% 0 0.0% 5,544 102.7%
Drupal\Component\PhpStorage\MTimeProtectedFastFileStorage::getContainingDirectoryFullPath0 N/A% 19 9.8% 0 0.0% -144 -2.7%
Drupal\Core\Cache\Context\CacheContextsManager::optimizeTokens0 N/A% -17 -8.8% 0 0.0% 0 0.0%
Drupal\Core\Routing\RouteMatch::getParameterNames0 N/A% -16 -8.2% 0 0.0% 0 0.0%
Drupal\Component\Utility\UrlHelper::parse0 N/A% 12 6.2% 744 11.1% 0 0.0%
Drupal\Core\Cache\Context\CacheContextsManager::validateTokens0 N/A% -12 -6.2% 0 0.0% 0 0.0%
Drupal\Component\Uuid\Php::generate0 N/A% 10 5.2% 0 0.0% 0 0.0%
Composer\Autoload\ClassLoader::findFileWithExtension0 N/A% -10 -5.2% 0 0.0% 0 0.0%
Drupal\Core\Config\Entity\Query\Query::loadRecords0 N/A% -9 -4.6% 0 0.0% 0 0.0%
Drupal\Core\Theme\ThemeManager::render@30 N/A% 5 2.6% 0 0.0% 0 0.0%
Drupal\Core\DrupalKernel::__construct0 N/A% -4 -2.1% 0 0.0% 0 0.0%
Drupal\Component\DependencyInjection\PhpArrayContainer::resolveServicesAndParameters0 N/A% -3 -1.5% 0 0.0% 0 0.0%
workflow_devel_form_alter0 N/A% -2 -1.0% 0 0.0% 0 0.0%
Symfony\Component\HttpKernel\Profiler\Profiler::collect0 N/A% 2 1.0% 8 0.1% 0 0.0%
Symfony\Component\Routing\RouteCompiler::compilePattern0 N/A% -2 -1.0% 0 0.0% 0 0.0%
Drupal\Core\Routing\UrlGenerator::processPath0 N/A% -2 -1.0% 0 0.0% 0 0.0%
Symfony\Component\Routing\Route::sanitizeRequirement0 N/A% -2 -1.0% -816 -12.2% 0 0.0%
Twig_Loader_Filesystem::parseName0 N/A% 2 1.0% -16 -0.2% 0 0.0%
Drupal\Core\Theme\ThemeManager::render@10 N/A% 2 1.0% 0 0.0% 0 0.0%
Drupal\Core\Session\SessionConfiguration::getUnprefixedName0 N/A% -1 -0.5% 0 0.0% 0 0.0%
Drupal\Component\Utility\Xss::split0 N/A% 1 0.5% -6,168 -92.2% 0 0.0%
Drupal\Core\Theme\ThemeManager::render0 N/A% 1 0.5% 0 0.0% 0 0.0%
Drupal\Core\EventSubscriber\ActiveLinkResponseFilter::setLinkActiveClass0 N/A% 1 0.5% -1,272 -19.0% 0 0.0%
Drupal\Core\Form\FormState::prepareCallback0 N/A% -1 -0.5% 0 0.0% 0 0.0%
Symfony\Component\HttpFoundation\ServerBag::getHeaders0 N/A% 1 0.5% 0 0.0% 0 0.0%
Drupal\Core\ParamConverter\EntityConverter::getEntityTypeFromDefaults0 N/A% -1 -0.5% 56 0.8% 0 0.0%
Drupal\Core\Cache\DatabaseBackend::normalizeCid0 N/A% 1 0.5% 0 0.0% 0 0.0%
Drupal\Core\Entity\Query\QueryBase::getNamespaces0 N/A% 1 0.5% 0 0.0% 0 0.0%
Drupal\Component\Utility\UrlHelper::stripDangerousProtocols0 N/A% 1 0.5% 0 0.0% 0 0.0%
Drupal\webprofiler\DataCollector\TimeDataCollector::convertToBytes0 N/A% 0 0.0% 0 0.0% 0 0.0%
hook_form_alter0 N/A% 0 0.0% -792 -11.8% 0 0.0%
Symfony\Component\HttpFoundation\Request::preparePathInfo0 N/A% 0 0.0% 0 0.0% 0 0.0%
Drupal\Component\Utility\Xss::attributes0 N/A% 0 0.0% 2,368 35.4% 0 0.0%
Drupal\Component\DependencyInjection\PhpArrayContainer::resolveServicesAndParameters@10 N/A% 0 0.0% 0 0.0% 0 0.0%