Diff Report
Run #54dec09b09eb9: XHProf Run (Namespace=drupal-perf-davidhernandez)
vs.
Run #54dec21b63f84: XHProf Run (Namespace=drupal-perf-davidhernandez)
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Regression/Improvement summary for substr

substrRun #54dec09b09eb9Run #54dec21b63f84DiffDiff%
Number of Function Calls3,019 3,026 7 0.2%
Incl. Wall Time (microsec)11 8 -3 -27.3%
Incl. Wall Time (microsec) per call 0 0 -0 -27.4%
Excl. Wall Time (microsec)11 8 -3 -27.3%
Incl. MemUse (bytes)190,112 190,528 416 0.2%
Incl. MemUse (bytes) per call 63 63 -0 -0.0%
Excl. MemUse (bytes)190,112 190,528 416 0.2%
Incl. PeakMemUse (bytes)25,192 25,384 192 0.8%
Incl. PeakMemUse (bytes) per call 8 8 0 0.5%
Excl. PeakMemUse (bytes)25,192 25,384 192 0.8%

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
substr7 100.0% -3 -0.0% 416 0.2% 192 0.0%
Exclusive Metrics Diff for Current Function-3 -100.0% 416 100.0% 192 100.0%
Parent functions
Composer\Autoload\ClassLoader::findFileWithExtension0 0.0% -3 -100.0% -32 -7.7% -48 -25.0%
Drupal\Core\Database\Connection::expandArguments1 14.3% -2 -66.7% 56 13.5% 120 62.5%
Twig_Error::updateRepr0 0.0% 1 33.3% 0 0.0% 0 0.0%
Twig_Environment::getCacheFilename4 57.1% 1 33.3% 232 55.8% 0 0.0%
Drupal\Core\Entity\Query\QueryBase::getNamespaces0 0.0% 0 0.0% 24 5.8% 0 0.0%
Drupal\Component\Uuid\Php::generate0 0.0% 0 0.0% 0 0.0% 0 0.0%
Symfony\Component\Routing\Generator\UrlGenerator::doGenerate0 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\Config\Entity\Query\Query::loadRecords0 0.0% 0 0.0% 0 0.0% 152 79.2%
Symfony\Component\Routing\RouteCompiler::compilePattern0 0.0% 0 0.0% 0 0.0% 0 0.0%
twig_render_template@20 0.0% 0 0.0% 0 0.0% 0 0.0%
Drupal\system\Controller\SystemController::setLinkActiveClass0 0.0% 0 0.0% 0 0.0% 0 0.0%
Drupal\Core\Theme\ThemeManager::theme@20 0.0% 0 0.0% 0 0.0% 0 0.0%
Drupal\Component\Utility\UrlHelper::stripDangerousProtocols0 0.0% 0 0.0% 0 0.0% 0 0.0%
Drupal\Core\Routing\UrlGenerator::processPath0 0.0% 0 0.0% 16 3.8% 0 0.0%
Symfony\Component\Routing\Route::sanitizeRequirement0 0.0% 0 0.0% 0 0.0% 0 0.0%
Drupal\views\Plugin\views\query\Sql::addField0 0.0% 0 0.0% 0 0.0% -32 -16.7%
Drupal\Component\Utility\Crypt::randomBytes0 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\PhpStorage\MTimeProtectedFastFileStorage::getContainingDirectoryFullPath2 28.6% 0 0.0% 120 28.8% 0 0.0%
Drupal\Core\DrupalKernel::__construct0 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%
Symfony\Component\HttpFoundation\Request::preparePathInfo0 0.0% 0 0.0% 0 0.0% 0 0.0%
Drupal\Core\Authentication\AuthenticationManager::addProvider0 0.0% 0 0.0% 0 0.0% 0 0.0%
request_path0 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%
Drupal\Core\Routing\RouteMatch::getParameterNames0 0.0% 0 0.0% 0 0.0% 0 0.0%
Symfony\Component\HttpFoundation\AcceptHeaderItem::fromString0 0.0% 0 0.0% 0 0.0% 0 0.0%
devel_silent0 0.0% 0 0.0% 0 0.0% 0 0.0%