Diff Report
Run #5206d72f6f4f8: XHProf Run (Namespace=drupal-perf-joelpittet)
vs.
Run #5206d663ca0ba: XHProf Run (Namespace=drupal-perf-joelpittet)
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Regression/Improvement summary for substr

substrRun #5206d72f6f4f8Run #5206d663ca0baDiffDiff%
Number of Function Calls1,524 1,520 -4 -0.3%
Incl. Wall Time (microsec)2,136 2,124 -12 -0.6%
Incl. Wall Time (microsec) per call 1 1 -0 -0.3%
Excl. Wall Time (microsec)2,136 2,124 -12 -0.6%
Incl. CPU (microsecs)3,444 3,422 -22 -0.6%
Incl. CPU (microsecs) per call 2 2 -0 -0.4%
Excl. CPU (microsec)3,444 3,422 -22 -0.6%
Incl. MemUse (bytes)85,792 85,624 -168 -0.2%
Incl. MemUse (bytes) per call 56 56 0 0.1%
Excl. MemUse (bytes)85,792 85,624 -168 -0.2%
Incl. PeakMemUse (bytes)21,760 21,760 0 0.0%
Incl. PeakMemUse (bytes) per call 14 14 0 0.3%
Excl. PeakMemUse (bytes)21,760 21,760 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
substr-4 -100.0% -12 -0.8% -22 -0.8% -168 -0.2% 0 0.0%
Exclusive Metrics Diff for Current Function-12 -100.0% -22 -100.0% -168 -100.0% 0 N/A%
Parent functions
Symfony\Component\HttpFoundation\ServerBag::getHeaders0 0.0% -6 -50.0% -14 -63.6% 0 0.0% 0 N/A%
Twig_Environment::getCacheFilename-4 -100.0% -4 -33.3% -8 -36.4% -168 -100.0% 0 N/A%
Symfony\Component\ClassLoader\ClassLoader::findFile0 0.0% -3 -25.0% -3 -13.6% 0 0.0% 0 N/A%
Symfony\Component\HttpFoundation\AcceptHeaderItem::fromString0 0.0% 2 16.7% -21 -95.5% 0 0.0% 0 N/A%
Symfony\Component\Routing\RouteCompiler::compilePattern0 0.0% -2 -16.7% -2 -9.1% 0 0.0% 0 N/A%
Doctrine\Common\Annotations\DocLexer::getType0 0.0% 2 16.7% 11 50.0% 0 0.0% 0 N/A%
Drupal\Component\Utility\Url::stripDangerousProtocols0 0.0% 1 8.3% 0 0.0% 0 0.0% 0 N/A%
Drupal\Core\Routing\UrlGenerator::generateFromPath0 0.0% 1 8.3% -1 -4.5% 0 0.0% 0 N/A%
theme@10 0.0% -1 -8.3% 0 0.0% 0 0.0% 0 N/A%
Drupal\Core\Authentication\AuthenticationManager::addProvider0 0.0% -1 -8.3% 3 13.6% 0 0.0% 0 N/A%
Symfony\Component\HttpFoundation\Request::preparePathInfo0 0.0% 1 8.3% -1 -4.5% 0 0.0% 0 N/A%
Drupal\Component\Utility\Crypt::randomBytes0 0.0% -1 -8.3% -2 -9.1% 0 0.0% 0 N/A%
theme@40 0.0% -1 -8.3% 1 4.5% 0 0.0% 0 N/A%
Doctrine\Common\Annotations\DocParser::parse@10 0.0% 0 0.0% 2 9.1% 0 0.0% 0 N/A%
theme@20 0.0% 0 0.0% 7 31.8% 0 0.0% 0 N/A%
Drupal\Core\Entity\Query\Sql\Tables::addField0 0.0% 0 0.0% 2 9.1% 0 0.0% 0 N/A%
Drupal\views\Plugin\views\query\Sql::addField0 0.0% 0 0.0% 0 0.0% 0 0.0% 0 N/A%
Drupal\Component\Uuid\Php::generate0 0.0% 0 0.0% 1 4.5% 0 0.0% 0 N/A%
drupal_settings_initialize0 0.0% 0 0.0% 2 9.1% 0 0.0% 0 N/A%
devel_silent0 0.0% 0 0.0% -1 -4.5% 0 0.0% 0 N/A%
request_path0 0.0% 0 0.0% 0 0.0% 0 0.0% 0 N/A%
Doctrine\Common\Reflection\StaticReflectionParser::__construct0 0.0% 0 0.0% 3 13.6% 0 0.0% 0 N/A%
Drupal\system\Plugin\Block\SystemMenuBlock::build0 0.0% 0 0.0% -1 -4.5% 0 0.0% 0 N/A%
Doctrine\Common\Annotations\DocParser::parse0 0.0% 0 0.0% 0 0.0% 0 0.0% 0 N/A%