Diff Report
Run #55a8732244c39: XHProf Run (Namespace=drupal-perf-lauriii)
vs.
Run #55a8735248325: XHProf Run (Namespace=drupal-perf-lauriii)
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Regression/Improvement summary for substr

substrRun #55a8732244c39Run #55a8735248325DiffDiff%
Number of Function Calls988 941 -47 -4.8%
Incl. Wall Time (microsec)0 9 9 N/A%
Incl. Wall Time (microsec) per call 0 0 0 N/A%
Excl. Wall Time (microsec)0 9 9 N/A%
Incl. MemUse (bytes)64,320 62,200 -2,120 -3.3%
Incl. MemUse (bytes) per call 65 66 1 1.5%
Excl. MemUse (bytes)64,320 62,200 -2,120 -3.3%
Incl. PeakMemUse (bytes)17,168 17,000 -168 -1.0%
Incl. PeakMemUse (bytes) per call 17 18 1 4.0%
Excl. PeakMemUse (bytes)17,168 17,000 -168 -1.0%

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
substr-47 -100.0% 9 0.1% -2,120 -0.2% -168 -0.0%
Exclusive Metrics Diff for Current Function9 100.0% -2,120 -100.0% -168 -100.0%
Parent functions
Composer\Autoload\ClassLoader::findFileWithExtension-17 -36.2% 9 100.0% -808 -38.1% -88 -52.4%
Twig_Environment::getCacheFilename-8 -17.0% 0 0.0% -464 -21.9% 0 0.0%
Drupal\Core\Routing\RouteMatch::getParameterNames-8 -17.0% 0 0.0% -256 -12.1% 0 0.0%
Drupal\Core\Database\Connection::expandArguments-5 -10.6% 0 0.0% -160 -7.5% 0 0.0%
Drupal\Component\PhpStorage\MTimeProtectedFastFileStorage::getContainingDirectoryFullPath-4 -8.5% 0 0.0% -240 -11.3% 0 0.0%
Drupal\Core\ParamConverter\EntityConverter::getEntityTypeFromDefaults-4 -8.5% 0 0.0% -128 -6.0% 0 0.0%
Drupal\Core\EventSubscriber\ActiveLinkResponseFilter::setLinkActiveClass-1 -2.1% 0 0.0% -80 -3.8% -80 -47.6%
Drupal\Component\Utility\UrlHelper::stripDangerousProtocols0 0.0% 0 0.0% 0 0.0% 0 0.0%
Symfony\Component\Routing\Route::sanitizeRequirement0 0.0% 0 0.0% 16 0.8% 0 0.0%
Symfony\Component\Routing\RouteCompiler::compilePattern0 0.0% 0 0.0% 0 0.0% 0 0.0%
Drupal\Core\Theme\ThemeManager::theme@30 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\Routing\UrlGenerator::processPath0 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\Core\Cache\Context\CacheContextsManager::validateTokens0 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\Utility\Crypt::randomBytes0 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%
Drupal\Core\Session\SessionConfiguration::getUnprefixedName0 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\Entity\Query\QueryBase::getNamespaces0 0.0% 0 0.0% 0 0.0% 0 0.0%
Drupal\Core\Cache\Context\CacheContextsManager::optimizeTokens0 0.0% 0 0.0% 0 0.0% 0 0.0%
Drupal\Core\DrupalKernel::__construct0 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%