Diff Report
Run #5208407650493: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #520840e157983: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for substr

substrRun #5208407650493Run #520840e157983DiffDiff%
Number of Function Calls303 308 5 1.7%
Incl. Wall Time (microsec)92 89 -3 -3.3%
Incl. Wall Time (microsec) per call 0 0 -0 -4.8%
Excl. Wall Time (microsec)92 89 -3 -3.3%
Incl. CPU (microsecs)374 371 -3 -0.8%
Incl. CPU (microsecs) per call 1 1 -0 -2.4%
Excl. CPU (microsec)374 371 -3 -0.8%
Incl. MemUse (bytes)31,736 31,912 176 0.6%
Incl. MemUse (bytes) per call 105 104 -1 -1.1%
Excl. MemUse (bytes)31,736 31,912 176 0.6%
Incl. PeakMemUse (bytes)8,056 9,432 1,376 17.1%
Incl. PeakMemUse (bytes) per call 27 31 4 15.2%
Excl. PeakMemUse (bytes)8,056 9,432 1,376 17.1%

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
substr5 100.0% -3 -1.3% -3 -0.3% 176 0.6% 1,376 4.7%
Exclusive Metrics Diff for Current Function-3 -100.0% -3 -100.0% 176 100.0% 1,376 100.0%
Parent functions
theme@1-42 -840.0% -5 -166.7% -65 -2166.7% -1,344 -763.6% 560 40.7%
theme@243 860.0% 4 133.3% 50 1666.7% 1,376 781.8% 0 0.0%
Twig_Environment::getCacheFilename4 80.0% -2 -66.7% 9 300.0% 168 95.5% 784 57.0%
Symfony\Component\HttpFoundation\Request::preparePathInfo0 0.0% 2 66.7% 4 133.3% 0 0.0% 0 0.0%
Symfony\Component\Routing\RouteCompiler::compilePattern0 0.0% 2 66.7% 6 200.0% 0 0.0% 0 0.0%
Drupal\Component\Uuid\Php::generate0 0.0% -2 -66.7% 3 100.0% 0 0.0% 0 0.0%
Doctrine\Common\Reflection\StaticReflectionParser::__construct0 0.0% -2 -66.7% -4 -133.3% 0 0.0% 0 0.0%
Symfony\Component\HttpFoundation\AcceptHeaderItem::fromString0 0.0% -1 -33.3% 2 66.7% -24 -13.6% 0 0.0%
Doctrine\Common\Annotations\DocLexer::getType0 0.0% 1 33.3% -6 -200.0% 0 0.0% 0 0.0%
Doctrine\Common\Annotations\DocParser::parse0 0.0% 0 0.0% -4 -133.3% 0 0.0% 0 0.0%
Drupal\Component\Utility\Url::stripDangerousProtocols0 0.0% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
Doctrine\Common\Annotations\DocParser::parse@10 0.0% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
Drupal\system\Plugin\Block\SystemMenuBlock::build0 0.0% 0 0.0% -2 -66.7% 0 0.0% 0 0.0%
Drupal\Core\ParamConverter\EntityConverter::convert0 0.0% 0 0.0% 1 33.3% 0 0.0% 0 0.0%
Drupal\Component\Utility\Crypt::randomBytes0 0.0% 0 0.0% -1 -33.3% 0 0.0% 0 0.0%
drupal_settings_initialize0 0.0% 0 0.0% -2 -66.7% 0 0.0% 0 0.0%
Symfony\Component\HttpFoundation\ServerBag::getHeaders0 0.0% 0 0.0% 3 100.0% 0 0.0% 32 2.3%
Drupal\Core\Authentication\AuthenticationManager::addProvider0 0.0% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
request_path0 0.0% 0 0.0% -1 -33.3% 0 0.0% 0 0.0%
theme0 0.0% 0 0.0% 4 133.3% 0 0.0% 0 0.0%