Diff Report
Run #51e2215579f70: XHProf Run (Namespace=drupal-perf-joelpittet)
vs.
Run #51e22193d5fd6: XHProf Run (Namespace=drupal-perf-joelpittet)
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Regression/Improvement summary for substr

substrRun #51e2215579f70Run #51e22193d5fd6DiffDiff%
Number of Function Calls430 430 0 0.0%
Incl. Wall Time (microsec)336 315 -21 -6.2%
Incl. Wall Time (microsec) per call 1 1 -0 -6.3%
Excl. Wall Time (microsec)336 315 -21 -6.2%
Incl. CPU (microsecs)590 626 36 6.1%
Incl. CPU (microsecs) per call 1 1 0 6.1%
Excl. CPU (microsec)590 626 36 6.1%
Incl. MemUse (bytes)37,472 37,472 0 0.0%
Incl. MemUse (bytes) per call 87 87 0 0.0%
Excl. MemUse (bytes)37,472 37,472 0 0.0%
Incl. PeakMemUse (bytes)9,568 9,568 0 0.0%
Incl. PeakMemUse (bytes) per call 22 22 0 0.0%
Excl. PeakMemUse (bytes)9,568 9,568 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% -21 -46.7% 36 60.0% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function-21 -100.0% 36 100.0% 0 N/A% 0 N/A%
Parent functions
Symfony\Component\HttpFoundation\ServerBag::getHeaders0 N/A% -11 -52.4% 14 38.9% 0 N/A% 0 N/A%
Doctrine\Common\Annotations\DocLexer::getType0 N/A% -10 -47.6% 0 0.0% 0 N/A% 0 N/A%
Symfony\Component\HttpFoundation\AcceptHeaderItem::fromString0 N/A% -5 -23.8% 11 30.6% 0 N/A% 0 N/A%
Drupal\Component\Uuid\Php::generate0 N/A% 4 19.0% 1 2.8% 0 N/A% 0 N/A%
theme@10 N/A% 2 9.5% 3 8.3% 0 N/A% 0 N/A%
Doctrine\Common\Annotations\DocParser::parse@10 N/A% -1 -4.8% 1 2.8% 0 N/A% 0 N/A%
theme@20 N/A% -1 -4.8% 3 8.3% 0 N/A% 0 N/A%
Twig_Environment::getCacheFilename0 N/A% 1 4.8% 4 11.1% 0 N/A% 0 N/A%
Drupal\Component\Utility\Url::stripDangerousProtocols0 N/A% 0 0.0% 0 0.0% 0 N/A% 0 N/A%
Symfony\Component\Routing\Generator\UrlGenerator::doGenerate0 N/A% 0 0.0% -2 -5.6% 0 N/A% 0 N/A%
Drupal\Core\Entity\Query\Sql\Tables::addField0 N/A% 0 0.0% 0 0.0% 0 N/A% 0 N/A%
drupal_settings_initialize0 N/A% 0 0.0% 0 0.0% 0 N/A% 0 N/A%
Doctrine\Common\Annotations\DocParser::parse0 N/A% 0 0.0% 2 5.6% 0 N/A% 0 N/A%
Symfony\Component\Routing\RouteCompiler::compilePattern0 N/A% 0 0.0% -4 -11.1% 0 N/A% 0 N/A%
Drupal\Core\Authentication\AuthenticationManager::addProvider0 N/A% 0 0.0% 1 2.8% 0 N/A% 0 N/A%
Drupal\Component\Utility\Crypt::randomBytes0 N/A% 0 0.0% -2 -5.6% 0 N/A% 0 N/A%
request_path0 N/A% 0 0.0% 1 2.8% 0 N/A% 0 N/A%
Doctrine\Common\Reflection\StaticReflectionParser::__construct0 N/A% 0 0.0% 0 0.0% 0 N/A% 0 N/A%
Drupal\system\Plugin\Block\SystemMenuBlock::build0 N/A% 0 0.0% 1 2.8% 0 N/A% 0 N/A%
Symfony\Component\HttpFoundation\Request::preparePathInfo0 N/A% 0 0.0% 2 5.6% 0 N/A% 0 N/A%