Diff Report
Run #51ad06a537e44: XHProf Run (Namespace=drupal-perf-joelpittet)
vs.
Run #51ad0610ca11a: XHProf Run (Namespace=drupal-perf-joelpittet)
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Regression/Improvement summary for substr

substrRun #51ad06a537e44Run #51ad0610ca11aDiffDiff%
Number of Function Calls1,172 1,172 0 0.0%
Incl. Wall Time (microsec)585 576 -9 -1.5%
Incl. Wall Time (microsec) per call 0 0 -0 -1.5%
Excl. Wall Time (microsec)585 576 -9 -1.5%
Incl. CPU (microsecs)1,555 1,574 19 1.2%
Incl. CPU (microsecs) per call 1 1 0 1.2%
Excl. CPU (microsec)1,555 1,574 19 1.2%
Incl. MemUse (bytes)86,224 86,224 0 0.0%
Incl. MemUse (bytes) per call 74 74 0 0.0%
Excl. MemUse (bytes)86,224 86,224 0 0.0%
Incl. PeakMemUse (bytes)15,624 15,624 0 0.0%
Incl. PeakMemUse (bytes) per call 13 13 0 0.0%
Excl. PeakMemUse (bytes)15,624 15,624 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% -9 -1.0% 19 1.8% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function-9 -100.0% 19 100.0% 0 N/A% 0 N/A%
Parent functions
Symfony\Component\ClassLoader\ClassLoader::findFile0 N/A% -12 -133.3% 4 21.1% 0 N/A% 0 N/A%
Symfony\Component\HttpFoundation\ServerBag::getHeaders0 N/A% -3 -33.3% 4 21.1% 0 N/A% 0 N/A%
theme@40 N/A% 3 33.3% -2 -10.5% 0 N/A% 0 N/A%
Drupal\Component\Uuid\Php::generate0 N/A% 2 22.2% 5 26.3% 0 N/A% 0 N/A%
Twig_Environment::getCacheFilename0 N/A% 2 22.2% 3 15.8% 0 N/A% 0 N/A%
Drupal\Component\Utility\Crypt::randomBytes0 N/A% -1 -11.1% 1 5.3% 0 N/A% 0 N/A%
Symfony\Component\HttpFoundation\AcceptHeaderItem::fromString0 N/A% 1 11.1% -3 -15.8% 0 N/A% 0 N/A%
Doctrine\Common\Annotations\DocLexer::getType0 N/A% -1 -11.1% 4 21.1% 0 N/A% 0 N/A%
Symfony\Component\HttpFoundation\Request::preparePathInfo0 N/A% -1 -11.1% 0 0.0% 0 N/A% 0 N/A%
theme@20 N/A% 1 11.1% -3 -15.8% 0 N/A% 0 N/A%
Doctrine\Common\Annotations\DocParser::parse@10 N/A% 0 0.0% -2 -10.5% 0 N/A% 0 N/A%
text_summary0 N/A% 0 0.0% 1 5.3% 0 N/A% 0 N/A%
Drupal\field_sql_storage\Entity\Tables::addField0 N/A% 0 0.0% 0 0.0% 0 N/A% 0 N/A%
Doctrine\Common\Annotations\DocParser::parse0 N/A% 0 0.0% 6 31.6% 0 N/A% 0 N/A%
theme@10 N/A% 0 0.0% 1 5.3% 0 N/A% 0 N/A%
Drupal\system\Plugin\Block\SystemMenuBlock::blockBuild0 N/A% 0 0.0% -2 -10.5% 0 N/A% 0 N/A%
Drupal\views\Plugin\views\query\Sql::add_field0 N/A% 0 0.0% 1 5.3% 0 N/A% 0 N/A%
editor_custom_theme0 N/A% 0 0.0% 0 0.0% 0 N/A% 0 N/A%
edit_custom_theme0 N/A% 0 0.0% -1 -5.3% 0 N/A% 0 N/A%
contextual_custom_theme0 N/A% 0 0.0% 0 0.0% 0 N/A% 0 N/A%
drupal_settings_initialize0 N/A% 0 0.0% 0 0.0% 0 N/A% 0 N/A%
Symfony\Component\Routing\RouteCompiler::compilePattern0 N/A% 0 0.0% -2 -10.5% 0 N/A% 0 N/A%
devel_silent0 N/A% 0 0.0% 1 5.3% 0 N/A% 0 N/A%
Drupal\Component\Utility\UrlValidator::stripDangerousProtocols0 N/A% 0 0.0% 1 5.3% 0 N/A% 0 N/A%
url0 N/A% 0 0.0% 2 10.5% 0 N/A% 0 N/A%
request_path0 N/A% 0 0.0% 0 0.0% 0 N/A% 0 N/A%
Doctrine\Common\Reflection\StaticReflectionParser::__construct0 N/A% 0 0.0% 0 0.0% 0 N/A% 0 N/A%