Diff Report
Run #54e0a6d45fe2a: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #54e0a77153dbf: XHProf Run (Namespace=drupal-perf-cottser)
Tip
Click a function name below to drill down.

Regression/Improvement summary for substr

substrRun #54e0a6d45fe2aRun #54e0a77153dbfDiffDiff%
Number of Function Calls1,775 1,775 0 0.0%
Incl. Wall Time (microsec)96 80 -16 -16.7%
Incl. Wall Time (microsec) per call 0 0 -0 -16.7%
Excl. Wall Time (microsec)96 80 -16 -16.7%
Incl. CPU (microsecs)1,984 1,978 -6 -0.3%
Incl. CPU (microsecs) per call 1 1 -0 -0.3%
Excl. CPU (microsec)1,984 1,978 -6 -0.3%
Incl. MemUse (bytes)104,608 104,608 0 0.0%
Incl. MemUse (bytes) per call 59 59 0 0.0%
Excl. MemUse (bytes)104,608 104,608 0 0.0%
Incl. PeakMemUse (bytes)12,504 12,504 0 0.0%
Incl. PeakMemUse (bytes) per call 7 7 0 0.0%
Excl. PeakMemUse (bytes)12,504 12,504 0 0.0%

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


Function NameCalls DiffCalls
Diff%		Incl. Wall
Diff
(microsec)		IWall
Diff%		Incl. CPU Diff
(microsec)		ICpu
Diff%		Incl.
MemUse
Diff
(bytes)		IMemUse
Diff%		Incl.
PeakMemUse
Diff
(bytes)		IPeakMemUse
Diff%
Current Function
substr0 N/A% -16 -0.9% -6 -0.5% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function-16 -100.0% -6 -100.0% 0 N/A% 0 N/A%
Parent functions
Drupal\Core\Theme\ThemeManager::theme@20 N/A% -8 -50.0% -9 -150.0% 0 N/A% 0 N/A%
Symfony\Component\Routing\Generator\UrlGenerator::doGenerate0 N/A% -8 -50.0% -6 -100.0% 0 N/A% 0 N/A%
Drupal\Core\Database\Connection::expandArguments0 N/A% 7 43.8% 2 33.3% 0 N/A% 0 N/A%
Drupal\Core\Config\Entity\Query\Query::loadRecords0 N/A% -4 -25.0% -18 -300.0% 0 N/A% 0 N/A%
Drupal\Core\Routing\RouteMatch::getParameterNames0 N/A% -2 -12.5% 1 16.7% 0 N/A% 0 N/A%
Drupal\Component\Utility\UrlHelper::stripDangerousProtocols0 N/A% -1 -6.2% -1 -16.7% 0 N/A% 0 N/A%
Symfony\Component\HttpFoundation\ServerBag::getHeaders0 N/A% 0 0.0% 2 33.3% 0 N/A% 0 N/A%
Drupal\Component\Utility\UrlHelper::parse0 N/A% 0 0.0% -8 -133.3% 0 N/A% 0 N/A%
Drupal\Component\Uuid\Php::generate0 N/A% 0 0.0% 5 83.3% 0 N/A% 0 N/A%
Twig_Environment::getCacheFilename0 N/A% 0 0.0% -2 -33.3% 0 N/A% 0 N/A%
Symfony\Component\Routing\Route::sanitizeRequirement0 N/A% 0 0.0% -1 -16.7% 0 N/A% 0 N/A%
Drupal\Core\Theme\ThemeManager::theme0 N/A% 0 0.0% 1 16.7% 0 N/A% 0 N/A%
Twig_Loader_Filesystem::parseName0 N/A% 0 0.0% 0 0.0% 0 N/A% 0 N/A%
Drupal\system\Controller\SystemController::setLinkActiveClass0 N/A% 0 0.0% 1 16.7% 0 N/A% 0 N/A%
Symfony\Component\Routing\RouteCompiler::compilePattern0 N/A% 0 0.0% 2 33.3% 0 N/A% 0 N/A%
Drupal\Core\ParamConverter\EntityConverter::getEntityTypeFromDefaults0 N/A% 0 0.0% 1 16.7% 0 N/A% 0 N/A%
Drupal\Core\Routing\UrlGenerator::processPath0 N/A% 0 0.0% 1 16.7% 0 N/A% 0 N/A%
Symfony\Component\HttpFoundation\Request::preparePathInfo0 N/A% 0 0.0% -1 -16.7% 0 N/A% 0 N/A%
Drupal\Core\DrupalKernel::initializeRequestGlobals0 N/A% 0 0.0% -1 -16.7% 0 N/A% 0 N/A%
Drupal\Component\Utility\Crypt::randomBytes0 N/A% 0 0.0% 8 133.3% 0 N/A% 0 N/A%
Drupal\Component\PhpStorage\MTimeProtectedFastFileStorage::getContainingDirectoryFullPath0 N/A% 0 0.0% 3 50.0% 0 N/A% 0 N/A%
Drupal\Core\Authentication\AuthenticationManager::addProvider0 N/A% 0 0.0% 1 16.7% 0 N/A% 0 N/A%
Symfony\Component\HttpFoundation\AcceptHeaderItem::fromString0 N/A% 0 0.0% -1 -16.7% 0 N/A% 0 N/A%
Drupal\Core\DrupalKernel::__construct0 N/A% 0 0.0% 1 16.7% 0 N/A% 0 N/A%
Composer\Autoload\ClassLoader::findFileWithExtension0 N/A% 0 0.0% 15 250.0% 0 N/A% 0 N/A%
Drupal\views\Plugin\views\query\Sql::addField0 N/A% 0 0.0% -1 -16.7% 0 N/A% 0 N/A%
Drupal\Core\Session\SessionConfiguration::getUnprefixedName0 N/A% 0 0.0% -1 -16.7% 0 N/A% 0 N/A%
Drupal\Core\Entity\Query\QueryBase::getNamespaces0 N/A% 0 0.0% 0 0.0% 0 N/A% 0 N/A%