Diff Report
Run #52e97b490de91: XHProf Run (Namespace=drupal-perf-joelpittet)
vs.
Run #52e97bda33da9: XHProf Run (Namespace=drupal-perf-joelpittet)
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Regression/Improvement summary for substr

substrRun #52e97b490de91Run #52e97bda33da9DiffDiff%
Number of Function Calls277 277 0 0.0%
Incl. Wall Time (microsec)366 355 -11 -3.0%
Incl. Wall Time (microsec) per call 1 1 -0 -3.0%
Excl. Wall Time (microsec)366 355 -11 -3.0%
Incl. CPU (microsecs)670 645 -25 -3.7%
Incl. CPU (microsecs) per call 2 2 -0 -3.7%
Excl. CPU (microsec)670 645 -25 -3.7%
Incl. MemUse (bytes)43,864 43,864 0 0.0%
Incl. MemUse (bytes) per call 158 158 0 0.0%
Excl. MemUse (bytes)43,864 43,864 0 0.0%
Incl. PeakMemUse (bytes)12,632 12,632 0 0.0%
Incl. PeakMemUse (bytes) per call 46 46 0 0.0%
Excl. PeakMemUse (bytes)12,632 12,632 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% -11 -2.8% -25 -1.7% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function-11 -100.0% -25 -100.0% 0 N/A% 0 N/A%
Parent functions
Symfony\Component\Routing\Generator\UrlGenerator::doGenerate0 N/A% 5 45.5% 4 16.0% 0 N/A% 0 N/A%
Symfony\Component\Routing\RouteCompiler::compilePattern0 N/A% -5 -45.5% -13 -52.0% 0 N/A% 0 N/A%
Symfony\Component\HttpFoundation\AcceptHeaderItem::fromString0 N/A% -4 -36.4% -4 -16.0% 0 N/A% 0 N/A%
theme@20 N/A% -4 -36.4% -6 -24.0% 0 N/A% 0 N/A%
Drupal\Core\ParamConverter\EntityConverter::convert0 N/A% -2 -18.2% 0 0.0% 0 N/A% 0 N/A%
Drupal\Component\Utility\Url::stripDangerousProtocols0 N/A% 1 9.1% 0 0.0% 0 N/A% 0 N/A%
Drupal\Core\Database\Connection::query0 N/A% -1 -9.1% -1 -4.0% 0 N/A% 0 N/A%
theme@10 N/A% -1 -9.1% -3 -12.0% 0 N/A% 0 N/A%
Drupal\Core\Entity\Query\QueryBase::getNamespaces0 N/A% 1 9.1% 1 4.0% 0 N/A% 0 N/A%
Drupal\Component\Uuid\Php::generate0 N/A% -1 -9.1% 1 4.0% 0 N/A% 0 N/A%
twig_escape_filter0 N/A% 0 0.0% 0 0.0% 0 N/A% 0 N/A%
Symfony\Component\HttpFoundation\ServerBag::getHeaders0 N/A% 0 0.0% 2 8.0% 0 N/A% 0 N/A%
Drupal\Core\Config\Entity\Query\Query::execute0 N/A% 0 0.0% -5 -20.0% 0 N/A% 0 N/A%
drupal_settings_initialize0 N/A% 0 0.0% -1 -4.0% 0 N/A% 0 N/A%
Composer\Autoload\ClassLoader::findFile0 N/A% 0 0.0% 0 0.0% 0 N/A% 0 N/A%
Symfony\Component\HttpFoundation\Request::preparePathInfo0 N/A% 0 0.0% 1 4.0% 0 N/A% 0 N/A%
Twig_Environment::getCacheFilename0 N/A% 0 0.0% 0 0.0% 0 N/A% 0 N/A%
Drupal\Component\Utility\Crypt::randomBytes0 N/A% 0 0.0% 0 0.0% 0 N/A% 0 N/A%
Drupal\Core\Entity\Query\Sql\Tables::addField0 N/A% 0 0.0% 0 0.0% 0 N/A% 0 N/A%
Drupal\Core\Authentication\AuthenticationManager::addProvider0 N/A% 0 0.0% 0 0.0% 0 N/A% 0 N/A%
theme0 N/A% 0 0.0% 1 4.0% 0 N/A% 0 N/A%
request_path0 N/A% 0 0.0% -2 -8.0% 0 N/A% 0 N/A%