Diff Report
Run #51fdbca2b5409: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #51fdbd76c2eed: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for substr

substrRun #51fdbca2b5409Run #51fdbd76c2eedDiffDiff%
Number of Function Calls274 274 0 0.0%
Incl. Wall Time (microsec)80 84 4 5.0%
Incl. Wall Time (microsec) per call 0 0 0 5.0%
Excl. Wall Time (microsec)80 84 4 5.0%
Incl. CPU (microsecs)333 350 17 5.1%
Incl. CPU (microsecs) per call 1 1 0 5.1%
Excl. CPU (microsec)333 350 17 5.1%
Incl. MemUse (bytes)32,344 32,344 0 0.0%
Incl. MemUse (bytes) per call 118 118 0 0.0%
Excl. MemUse (bytes)32,344 32,344 0 0.0%
Incl. PeakMemUse (bytes)11,832 11,832 0 0.0%
Incl. PeakMemUse (bytes) per call 43 43 0 0.0%
Excl. PeakMemUse (bytes)11,832 11,832 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% 4 0.6% 17 1.1% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function4 100.0% 17 100.0% 0 N/A% 0 N/A%
Parent functions
Symfony\Component\HttpFoundation\AcceptHeaderItem::fromString0 N/A% -2 -50.0% 3 17.6% 0 N/A% 0 N/A%
Symfony\Component\Routing\RouteCompiler::compilePattern0 N/A% 2 50.0% -5 -29.4% 0 N/A% 0 N/A%
theme@20 N/A% 2 50.0% 1 5.9% 0 N/A% 0 N/A%
Doctrine\Common\Reflection\StaticReflectionParser::__construct0 N/A% 1 25.0% -3 -17.6% 0 N/A% 0 N/A%
Drupal\Component\Utility\Xss::split0 N/A% 1 25.0% 2 11.8% 0 N/A% 0 N/A%
Doctrine\Common\Annotations\DocParser::parse0 N/A% 0 0.0% -2 -11.8% 0 N/A% 0 N/A%
Doctrine\Common\Annotations\DocParser::parse@10 N/A% 0 0.0% -1 -5.9% 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%
theme@10 N/A% 0 0.0% 0 0.0% 0 N/A% 0 N/A%
Twig_Environment::getCacheFilename0 N/A% 0 0.0% 4 23.5% 0 N/A% 0 N/A%
Drupal\system\Plugin\Block\SystemMenuBlock::build0 N/A% 0 0.0% -1 -5.9% 0 N/A% 0 N/A%
Doctrine\Common\Annotations\DocLexer::getType0 N/A% 0 0.0% 11 64.7% 0 N/A% 0 N/A%
Drupal\Component\Utility\Xss::attributes0 N/A% 0 0.0% 0 0.0% 0 N/A% 0 N/A%
Drupal\Component\Uuid\Php::generate0 N/A% 0 0.0% 1 5.9% 0 N/A% 0 N/A%
Drupal\Component\Utility\Crypt::randomBytes0 N/A% 0 0.0% 3 17.6% 0 N/A% 0 N/A%
drupal_settings_initialize0 N/A% 0 0.0% 1 5.9% 0 N/A% 0 N/A%
Symfony\Component\HttpFoundation\ServerBag::getHeaders0 N/A% 0 0.0% 0 0.0% 0 N/A% 0 N/A%
Symfony\Component\HttpFoundation\Request::preparePathInfo0 N/A% 0 0.0% 2 11.8% 0 N/A% 0 N/A%
Symfony\Component\ClassLoader\ClassLoader::findFile0 N/A% 0 0.0% 0 0.0% 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% 1 5.9% 0 N/A% 0 N/A%
Drupal\Core\ParamConverter\EntityConverter::convert0 N/A% 0 0.0% 0 0.0% 0 N/A% 0 N/A%