Diff Report
Run #51e30f7568a45: XHProf Run (Namespace=drupal-perf-joelpittet)
vs.
Run #51e3103d95a81: XHProf Run (Namespace=drupal-perf-joelpittet)
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Regression/Improvement summary for substr

substrRun #51e30f7568a45Run #51e3103d95a81DiffDiff%
Number of Function Calls1,213 1,221 8 0.7%
Incl. Wall Time (microsec)1,185 1,176 -9 -0.8%
Incl. Wall Time (microsec) per call 1 1 -0 -1.4%
Excl. Wall Time (microsec)1,185 1,176 -9 -0.8%
Incl. CPU (microsecs)1,811 1,805 -6 -0.3%
Incl. CPU (microsecs) per call 1 1 -0 -1.0%
Excl. CPU (microsec)1,811 1,805 -6 -0.3%
Incl. MemUse (bytes)91,080 91,392 312 0.3%
Incl. MemUse (bytes) per call 75 75 -0 -0.3%
Excl. MemUse (bytes)91,080 91,392 312 0.3%
Incl. PeakMemUse (bytes)31,088 31,184 96 0.3%
Incl. PeakMemUse (bytes) per call 26 26 -0 -0.3%
Excl. PeakMemUse (bytes)31,088 31,184 96 0.3%

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
substr8 100.0% -9 -0.1% -6 -1.3% 312 0.3% 96 0.1%
Exclusive Metrics Diff for Current Function-9 -100.0% -6 -100.0% 312 100.0% 96 100.0%
Parent functions
Symfony\Component\ClassLoader\ClassLoader::findFile0 0.0% -9 -100.0% -7 -116.7% -8 -2.6% 96 100.0%
Symfony\Component\HttpFoundation\AcceptHeaderItem::fromString0 0.0% -8 -88.9% -7 -116.7% 0 0.0% 0 0.0%
Symfony\Component\HttpFoundation\ServerBag::getHeaders0 0.0% 5 55.6% 7 116.7% 0 0.0% 0 0.0%
Twig_Environment::getCacheFilename8 100.0% 4 44.4% 17 283.3% 336 107.7% 0 0.0%
Drupal\Component\Uuid\Php::generate0 0.0% -2 -22.2% -7 -116.7% 0 0.0% 0 0.0%
Doctrine\Common\Annotations\DocLexer::getType0 0.0% 1 11.1% 0 0.0% 0 0.0% 0 0.0%
Doctrine\Common\Annotations\DocParser::parse0 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% 1 16.7% 0 0.0% 0 0.0%
theme@20 0.0% 0 0.0% 1 16.7% 0 0.0% 0 0.0%
Drupal\Component\Utility\Url::stripDangerousProtocols0 0.0% 0 0.0% -1 -16.7% -16 -5.1% 0 0.0%
theme@30 0.0% 0 0.0% -5 -83.3% 0 0.0% 0 0.0%
Doctrine\Common\Reflection\StaticReflectionParser::__construct0 0.0% 0 0.0% -1 -16.7% 0 0.0% 0 0.0%
theme@10 0.0% 0 0.0% 1 16.7% 0 0.0% 0 0.0%
Drupal\Core\Entity\Query\Sql\Tables::addField0 0.0% 0 0.0% -1 -16.7% 0 0.0% 0 0.0%
Symfony\Component\HttpFoundation\Request::preparePathInfo0 0.0% 0 0.0% 3 50.0% 0 0.0% 0 0.0%
Drupal\Component\Utility\Crypt::randomBytes0 0.0% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
drupal_settings_initialize0 0.0% 0 0.0% -3 -50.0% 0 0.0% 0 0.0%
Drupal\Core\Authentication\AuthenticationManager::addProvider0 0.0% 0 0.0% -1 -16.7% 0 0.0% 0 0.0%
Symfony\Component\Routing\RouteCompiler::compilePattern0 0.0% 0 0.0% -5 -83.3% 0 0.0% 0 0.0%
theme0 0.0% 0 0.0% -1 -16.7% 0 0.0% 0 0.0%
request_path0 0.0% 0 0.0% 1 16.7% 0 0.0% 0 0.0%
Drupal\system\Plugin\Block\SystemMenuBlock::build0 0.0% 0 0.0% 2 33.3% 0 0.0% 0 0.0%