Diff Report
Run #52ed72044139b: XHProf Run (Namespace=drupal-perf-joelpittet)
vs.
Run #52ed72fd446c1: XHProf Run (Namespace=drupal-perf-joelpittet)
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Regression/Improvement summary for substr

substrRun #52ed72044139bRun #52ed72fd446c1DiffDiff%
Number of Function Calls5,557 5,557 0 0.0%
Incl. Wall Time (microsec)6,405 6,642 237 3.7%
Incl. Wall Time (microsec) per call 1 1 0 3.7%
Excl. Wall Time (microsec)6,405 6,642 237 3.7%
Incl. CPU (microsecs)11,943 12,007 64 0.5%
Incl. CPU (microsecs) per call 2 2 0 0.5%
Excl. CPU (microsec)11,943 12,007 64 0.5%
Incl. MemUse (bytes)169,760 169,760 0 0.0%
Incl. MemUse (bytes) per call 31 31 0 0.0%
Excl. MemUse (bytes)169,760 169,760 0 0.0%
Incl. PeakMemUse (bytes)2,952 2,952 0 0.0%
Incl. PeakMemUse (bytes) per call 1 1 0 0.0%
Excl. PeakMemUse (bytes)2,952 2,952 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% 237 24.3% 64 3.4% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function237 100.0% 64 100.0% 0 N/A% 0 N/A%
Parent functions
Symfony\Component\Yaml\Inline::parseQuotedScalar0 N/A% 210 88.6% 88 137.5% 0 N/A% 0 N/A%
Symfony\Component\Yaml\Inline::parseScalar0 N/A% 75 31.6% 86 134.4% 0 N/A% 0 N/A%
Symfony\Component\Yaml\Inline::parse0 N/A% -45 -19.0% -23 -35.9% 0 N/A% 0 N/A%
Drupal\Core\Config\Entity\Query\Query::execute0 N/A% 22 9.3% 17 26.6% 0 N/A% 0 N/A%
theme@10 N/A% -18 -7.6% -26 -40.6% 0 N/A% 0 N/A%
Drupal\Component\Utility\Xss::attributes0 N/A% -11 -4.6% -30 -46.9% 0 N/A% 0 N/A%
Drupal\Component\Utility\Xss::split0 N/A% -7 -3.0% -30 -46.9% 0 N/A% 0 N/A%
Symfony\Component\Routing\Generator\UrlGenerator::doGenerate0 N/A% 6 2.5% -5 -7.8% 0 N/A% 0 N/A%
Symfony\Component\HttpFoundation\ServerBag::getHeaders0 N/A% 4 1.7% 4 6.2% 0 N/A% 0 N/A%
Symfony\Component\Routing\RouteCompiler::compilePattern0 N/A% 3 1.3% 9 14.1% 0 N/A% 0 N/A%
Symfony\Component\HttpFoundation\AcceptHeaderItem::fromString0 N/A% -3 -1.3% -7 -10.9% 0 N/A% 0 N/A%
Drupal\Core\Entity\Query\Sql\Tables::addField0 N/A% 2 0.8% 5 7.8% 0 N/A% 0 N/A%
Composer\Autoload\ClassLoader::findFile0 N/A% -1 -0.4% 2 3.1% 0 N/A% 0 N/A%
Drupal\Core\Routing\UrlGenerator::processPath0 N/A% -1 -0.4% 1 1.6% 0 N/A% 0 N/A%
theme@20 N/A% -1 -0.4% 2 3.1% 0 N/A% 0 N/A%
Symfony\Component\HttpFoundation\Request::preparePathInfo0 N/A% 1 0.4% -1 -1.6% 0 N/A% 0 N/A%
Drupal\Component\Utility\Url::stripDangerousProtocols0 N/A% 1 0.4% 0 0.0% 0 N/A% 0 N/A%
Drupal\system\Controller\SystemController::setLinkActiveClass0 N/A% 0 0.0% -1 -1.6% 0 N/A% 0 N/A%
Drupal\Core\Database\Connection::query0 N/A% 0 0.0% 0 0.0% 0 N/A% 0 N/A%
Twig_Environment::getCacheFilename0 N/A% 0 0.0% 1 1.6% 0 N/A% 0 N/A%
theme0 N/A% 0 0.0% 0 0.0% 0 N/A% 0 N/A%
drupal_settings_initialize0 N/A% 0 0.0% 1 1.6% 0 N/A% 0 N/A%
Symfony\Component\Yaml\Parser::getNextEmbedBlock0 N/A% 0 0.0% -28 -43.8% 0 N/A% 0 N/A%
request_path0 N/A% 0 0.0% 0 0.0% 0 N/A% 0 N/A%
Drupal\Core\Authentication\AuthenticationManager::addProvider0 N/A% 0 0.0% 0 0.0% 0 N/A% 0 N/A%
Drupal\Core\Entity\Query\QueryBase::getNamespaces0 N/A% 0 0.0% -1 -1.6% 0 N/A% 0 N/A%