Diff Report
Run #543bf339ee873: XHProf Run (Namespace=drupal-perf-dawehner)
vs.
Run #543bf51d41339: XHProf Run (Namespace=drupal-perf-dawehner)
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Regression/Improvement summary for substr

substrRun #543bf339ee873Run #543bf51d41339DiffDiff%
Number of Function Calls1,538 1,539 1 0.1%
Incl. Wall Time (microsec)1,583 1,570 -13 -0.8%
Incl. Wall Time (microsec) per call 1 1 -0 -0.9%
Excl. Wall Time (microsec)1,583 1,570 -13 -0.8%
Incl. CPU (microsecs)2,859 2,771 -88 -3.1%
Incl. CPU (microsecs) per call 2 2 -0 -3.1%
Excl. CPU (microsec)2,859 2,771 -88 -3.1%
Incl. MemUse (bytes)89,552 89,688 136 0.2%
Incl. MemUse (bytes) per call 58 58 0 0.1%
Excl. MemUse (bytes)89,552 89,688 136 0.2%
Incl. PeakMemUse (bytes)27,320 27,472 152 0.6%
Incl. PeakMemUse (bytes) per call 18 18 0 0.5%
Excl. PeakMemUse (bytes)27,320 27,472 152 0.6%

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
substr1 100.0% -13 -0.2% -88 -0.8% 136 0.0% 152 0.0%
Exclusive Metrics Diff for Current Function-13 -100.0% -88 -100.0% 136 100.0% 152 100.0%
Parent functions
_theme-10 -1000.0% -10 -76.9% -19 -21.6% -1,072 -788.2% 0 0.0%
Drupal\Core\Theme\ThemeManager::theme10 1000.0% 10 76.9% 22 25.0% 1,104 811.8% 0 0.0%
Composer\Autoload\ClassLoader::findFileWithExtension1 100.0% -6 -46.2% -18 -20.5% 40 29.4% 184 121.1%
_theme@2-6 -600.0% -6 -46.2% -12 -13.6% -952 -700.0% 0 0.0%
Drupal\Core\Theme\ThemeManager::theme@26 600.0% 6 46.2% 12 13.6% 984 723.5% 0 0.0%
Drupal\Component\PhpStorage\MTimeProtectedFastFileStorage::getContainingDirectoryFullPath0 0.0% -3 -23.1% -6 -6.8% 0 0.0% 0 0.0%
Drupal\Component\Utility\Crypt::randomBytes0 0.0% -2 -15.4% -7 -8.0% 0 0.0% 0 0.0%
Symfony\Component\HttpFoundation\ServerBag::getHeaders0 0.0% -1 -7.7% -6 -6.8% 0 0.0% 0 0.0%
Symfony\Component\Routing\Generator\UrlGenerator::doGenerate0 0.0% -1 -7.7% -18 -20.5% 0 0.0% 0 0.0%
Symfony\Component\Routing\Route::sanitizeRequirement0 0.0% 0 0.0% 2 2.3% 0 0.0% 0 0.0%
Drupal\Core\Routing\UrlGenerator::processPath0 0.0% 0 0.0% -11 -12.5% 40 29.4% 0 0.0%
Drupal\Core\Routing\UrlGenerator::generateFromPath0 0.0% 0 0.0% -1 -1.1% 0 0.0% 0 0.0%
Drupal\system\Controller\SystemController::setLinkActiveClass0 0.0% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
Twig_Environment::getCacheFilename0 0.0% 0 0.0% 2 2.3% 0 0.0% 0 0.0%
Drupal\Component\Utility\UrlHelper::parse0 0.0% 0 0.0% -1 -1.1% 0 0.0% 0 0.0%
Drupal\Component\Utility\UrlHelper::stripDangerousProtocols0 0.0% 0 0.0% 1 1.1% 0 0.0% 0 0.0%
Drupal\views\Plugin\views\query\Sql::addField0 0.0% 0 0.0% -6 -6.8% 0 0.0% 0 0.0%
Drupal\Core\DrupalKernel::initializeRequestGlobals0 0.0% 0 0.0% -1 -1.1% 0 0.0% 0 0.0%
request_path0 0.0% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
Drupal\Core\DrupalKernel::initializeCookieGlobals0 0.0% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
Drupal\Core\Authentication\AuthenticationManager::addProvider0 0.0% 0 0.0% -1 -1.1% 0 0.0% 0 0.0%
Symfony\Component\HttpFoundation\Request::preparePathInfo0 0.0% 0 0.0% -2 -2.3% 0 0.0% 0 0.0%
Drupal\Core\Session\SessionManager::getInsecureName0 0.0% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
Drupal\Core\Entity\Query\QueryBase::getNamespaces0 0.0% 0 0.0% -1 -1.1% 0 0.0% 0 0.0%
Drupal\Core\Routing\RouteMatch::getParameterNames0 0.0% 0 0.0% -2 -2.3% 0 0.0% -32 -21.1%
Symfony\Component\HttpFoundation\AcceptHeaderItem::fromString0 0.0% 0 0.0% 6 6.8% -8 -5.9% 0 0.0%
Symfony\Component\Routing\RouteCompiler::compilePattern0 0.0% 0 0.0% -19 -21.6% 0 0.0% 0 0.0%
Drupal\Core\Config\Entity\Query\Query::loadRecords0 0.0% 0 0.0% -2 -2.3% 0 0.0% 0 0.0%