Diff Report
Run #51ec623000e0c: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #51ec6582d0962: XHProf Run (Namespace=drupal-perf-drupalcon)
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Regression/Improvement summary for substr

substrRun #51ec623000e0cRun #51ec6582d0962DiffDiff%
Number of Function Calls11,307 11,307 0 0.0%
Incl. Wall Time (microsec)4,120 4,034 -86 -2.1%
Incl. Wall Time (microsec) per call 0 0 -0 -2.1%
Excl. Wall Time (microsec)4,120 4,034 -86 -2.1%
Incl. CPU (microsecs)14,099 14,025 -74 -0.5%
Incl. CPU (microsecs) per call 1 1 -0 -0.5%
Excl. CPU (microsec)14,099 14,025 -74 -0.5%
Incl. MemUse (bytes)703,960 703,960 0 0.0%
Incl. MemUse (bytes) per call 62 62 0 0.0%
Excl. MemUse (bytes)703,960 703,960 0 0.0%
Incl. PeakMemUse (bytes)22,568 22,568 0 0.0%
Incl. PeakMemUse (bytes) per call 2 2 0 0.0%
Excl. PeakMemUse (bytes)22,568 22,568 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% -86 -3.4% -74 -6.2% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function-86 -100.0% -74 -100.0% 0 N/A% 0 N/A%
Parent functions
Doctrine\Common\Annotations\DocLexer::getType0 N/A% -136 -158.1% -106 -143.2% 0 N/A% 0 N/A%
Doctrine\Common\Annotations\DocParser::parse0 N/A% 2 2.3% 31 41.9% 0 N/A% 0 N/A%
Doctrine\Common\Reflection\StaticReflectionParser::__construct0 N/A% 15 17.4% -31 -41.9% 0 N/A% 0 N/A%
Drupal\image\Plugin\Core\Entity\ImageStyle::getPathToken0 N/A% 0 0.0% 13 17.6% 0 N/A% 0 N/A%
Drupal\views\Plugin\views\query\Sql::addField0 N/A% 0 0.0% 4 5.4% 0 N/A% 0 N/A%
text_summary0 N/A% 0 0.0% 4 5.4% 0 N/A% 0 N/A%
Symfony\Component\HttpFoundation\AcceptHeaderItem::fromString0 N/A% 10 11.6% 4 5.4% 0 N/A% 0 N/A%
theme@20 N/A% 1 1.2% 4 5.4% 0 N/A% 0 N/A%
Doctrine\Common\Reflection\StaticReflectionParser::parse0 N/A% 3 3.5% 3 4.1% 0 N/A% 0 N/A%
Twig_Environment::getCacheFilename0 N/A% 1 1.2% 2 2.7% 0 N/A% 0 N/A%
Drupal\system\Plugin\Block\SystemMenuBlock::build0 N/A% 0 0.0% 2 2.7% 0 N/A% 0 N/A%
Symfony\Component\Routing\RouteCompiler::compilePattern0 N/A% 0 0.0% -2 -2.7% 0 N/A% 0 N/A%
request_path0 N/A% 0 0.0% -2 -2.7% 0 N/A% 0 N/A%
file_uri_scheme0 N/A% 12 14.0% 2 2.7% 0 N/A% 0 N/A%
Drupal\Core\Authentication\AuthenticationManager::addProvider0 N/A% 0 0.0% -1 -1.4% 0 N/A% 0 N/A%
theme@10 N/A% 0 0.0% -1 -1.4% 0 N/A% 0 N/A%
drupal_settings_initialize0 N/A% 1 1.2% 1 1.4% 0 N/A% 0 N/A%
Drupal\Core\Routing\UrlGenerator::generateFromPath0 N/A% 0 0.0% -1 -1.4% 0 N/A% 0 N/A%
Drupal\Component\Utility\Url::stripDangerousProtocols0 N/A% 0 0.0% 1 1.4% 0 N/A% 0 N/A%
Drupal\Component\Uuid\Php::generate0 N/A% -1 -1.2% -1 -1.4% 0 N/A% 0 N/A%
theme@40 N/A% -3 -3.5% 1 1.4% 0 N/A% 0 N/A%
Drupal\Component\Utility\Crypt::randomBytes0 N/A% 0 0.0% -1 -1.4% 0 N/A% 0 N/A%
Symfony\Component\HttpFoundation\ServerBag::getHeaders0 N/A% 9 10.5% 0 0.0% 0 N/A% 0 N/A%
Doctrine\Common\Annotations\DocParser::parse@10 N/A% 0 0.0% 0 0.0% 0 N/A% 0 N/A%
Symfony\Component\HttpFoundation\Request::preparePathInfo0 N/A% 0 0.0% 0 0.0% 0 N/A% 0 N/A%