Diff Report
Run #5204421e7a2a2: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #5204417bc7ab7: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for substr

substrRun #5204421e7a2a2Run #5204417bc7ab7DiffDiff%
Number of Function Calls357 357 0 0.0%
Incl. Wall Time (microsec)124 107 -17 -13.7%
Incl. Wall Time (microsec) per call 0 0 -0 -13.7%
Excl. Wall Time (microsec)124 107 -17 -13.7%
Incl. CPU (microsecs)440 443 3 0.7%
Incl. CPU (microsecs) per call 1 1 0 0.7%
Excl. CPU (microsec)440 443 3 0.7%
Incl. MemUse (bytes)36,248 36,248 0 0.0%
Incl. MemUse (bytes) per call 102 102 0 0.0%
Excl. MemUse (bytes)36,248 36,248 0 0.0%
Incl. PeakMemUse (bytes)12,824 12,824 0 0.0%
Incl. PeakMemUse (bytes) per call 36 36 0 0.0%
Excl. PeakMemUse (bytes)12,824 12,824 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% -17 -2.0% 3 0.2% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function-17 -100.0% 3 100.0% 0 N/A% 0 N/A%
Parent functions
Symfony\Component\HttpFoundation\AcceptHeaderItem::fromString0 N/A% -12 -70.6% -10 -333.3% 0 N/A% 0 N/A%
Symfony\Component\HttpFoundation\ServerBag::getHeaders0 N/A% -3 -17.6% 3 100.0% 0 N/A% 0 N/A%
Doctrine\Common\Annotations\DocLexer::getType0 N/A% -2 -11.8% 3 100.0% 0 N/A% 0 N/A%
theme@40 N/A% -1 -5.9% -6 -200.0% 0 N/A% 0 N/A%
Drupal\Core\Authentication\AuthenticationManager::addProvider0 N/A% 1 5.9% -1 -33.3% 0 N/A% 0 N/A%
Drupal\Component\Utility\Url::stripDangerousProtocols0 N/A% -1 -5.9% -1 -33.3% 0 N/A% 0 N/A%
Drupal\Core\Routing\UrlGenerator::generateFromPath0 N/A% 1 5.9% -1 -33.3% 0 N/A% 0 N/A%
Symfony\Component\HttpFoundation\Request::preparePathInfo0 N/A% -1 -5.9% 3 100.0% 0 N/A% 0 N/A%
drupal_settings_initialize0 N/A% 1 5.9% 0 0.0% 0 N/A% 0 N/A%
Drupal\system\Plugin\Block\SystemMenuBlock::build0 N/A% 0 0.0% 1 33.3% 0 N/A% 0 N/A%
Twig_Environment::getCacheFilename0 N/A% 0 0.0% 7 233.3% 0 N/A% 0 N/A%
theme@10 N/A% 0 0.0% 1 33.3% 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%
theme@20 N/A% 0 0.0% -2 -66.7% 0 N/A% 0 N/A%
Doctrine\Common\Annotations\DocParser::parse0 N/A% 0 0.0% 3 100.0% 0 N/A% 0 N/A%
request_path0 N/A% 0 0.0% 0 0.0% 0 N/A% 0 N/A%
Drupal\views\Plugin\views\query\Sql::addField0 N/A% 0 0.0% -3 -100.0% 0 N/A% 0 N/A%
Drupal\Component\Uuid\Php::generate0 N/A% 0 0.0% 0 0.0% 0 N/A% 0 N/A%
Doctrine\Common\Reflection\StaticReflectionParser::__construct0 N/A% 0 0.0% 1 33.3% 0 N/A% 0 N/A%
Symfony\Component\Routing\RouteCompiler::compilePattern0 N/A% 0 0.0% 4 133.3% 0 N/A% 0 N/A%
Drupal\Component\Utility\Crypt::randomBytes0 N/A% 0 0.0% 1 33.3% 0 N/A% 0 N/A%