Diff Report
Run #538e3ac0de109: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #538e3af7e977d: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for substr

substrRun #538e3ac0de109Run #538e3af7e977dDiffDiff%
Number of Function Calls1,259 1,259 0 0.0%
Incl. Wall Time (microsec)60 63 3 5.0%
Incl. Wall Time (microsec) per call 0 0 0 5.0%
Excl. Wall Time (microsec)60 63 3 5.0%
Incl. CPU (microsecs)1,396 1,384 -12 -0.9%
Incl. CPU (microsecs) per call 1 1 -0 -0.9%
Excl. CPU (microsec)1,396 1,384 -12 -0.9%
Incl. MemUse (bytes)82,664 82,664 0 0.0%
Incl. MemUse (bytes) per call 66 66 0 0.0%
Excl. MemUse (bytes)82,664 82,664 0 0.0%
Incl. PeakMemUse (bytes)13,632 13,632 0 0.0%
Incl. PeakMemUse (bytes) per call 11 11 0 0.0%
Excl. PeakMemUse (bytes)13,632 13,632 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% 3 0.4% -12 -1.6% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function3 100.0% -12 -100.0% 0 N/A% 0 N/A%
Parent functions
Composer\Autoload\ClassLoader::findFile0 N/A% 4 133.3% -16 -133.3% 0 N/A% 0 N/A%
Symfony\Component\Routing\Generator\UrlGenerator::doGenerate0 N/A% -2 -66.7% 5 41.7% 0 N/A% 0 N/A%
Drupal\Core\Entity\Query\Sql\Tables::addField0 N/A% 1 33.3% -2 -16.7% 0 N/A% 0 N/A%
twig_render_template0 N/A% 1 33.3% 2 16.7% 0 N/A% 0 N/A%
_theme@20 N/A% -1 -33.3% 4 33.3% 0 N/A% 0 N/A%
_theme@10 N/A% 1 33.3% -1 -8.3% 0 N/A% 0 N/A%
Symfony\Component\Routing\RouteCompiler::compilePattern0 N/A% -1 -33.3% -3 -25.0% 0 N/A% 0 N/A%
Drupal\Component\Utility\UrlHelper::stripDangerousProtocols0 N/A% 0 0.0% 1 8.3% 0 N/A% 0 N/A%
Drupal\image\Entity\ImageStyle::getPathToken0 N/A% 0 0.0% 0 0.0% 0 N/A% 0 N/A%
file_uri_scheme0 N/A% 0 0.0% 0 0.0% 0 N/A% 0 N/A%
Drupal\Component\Utility\Xss::split0 N/A% 0 0.0% 4 33.3% 0 N/A% 0 N/A%
twig_render_template@20 N/A% 0 0.0% 0 0.0% 0 N/A% 0 N/A%
_theme0 N/A% 0 0.0% 0 0.0% 0 N/A% 0 N/A%
Drupal\Component\Utility\Xss::attributes0 N/A% 0 0.0% -1 -8.3% 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%
Drupal\system\Controller\SystemController::setLinkActiveClass0 N/A% 0 0.0% 1 8.3% 0 N/A% 0 N/A%
twig_render_template@10 N/A% 0 0.0% -1 -8.3% 0 N/A% 0 N/A%
Drupal\Core\Routing\UrlGenerator::processPath0 N/A% 0 0.0% -1 -8.3% 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%
Symfony\Component\HttpFoundation\Request::preparePathInfo0 N/A% 0 0.0% 1 8.3% 0 N/A% 0 N/A%
Drupal\Component\Utility\Crypt::randomBytes0 N/A% 0 0.0% 1 8.3% 0 N/A% 0 N/A%
Symfony\Component\HttpFoundation\ServerBag::getHeaders0 N/A% 0 0.0% 4 33.3% 0 N/A% 0 N/A%
Drupal\Component\PhpStorage\MTimeProtectedFastFileStorage::getContainingDirectoryFullPath0 N/A% 0 0.0% 7 58.3% 0 N/A% 0 N/A%
Drupal\Core\Session\SessionManager::getInsecureName0 N/A% 0 0.0% 1 8.3% 0 N/A% 0 N/A%
Symfony\Component\HttpFoundation\AcceptHeaderItem::fromString0 N/A% 0 0.0% 0 0.0% 0 N/A% 0 N/A%
Twig_Environment::getCacheFilename0 N/A% 0 0.0% -12 -100.0% 0 N/A% 0 N/A%
request_path0 N/A% 0 0.0% -1 -8.3% 0 N/A% 0 N/A%
Drupal\Core\Config\Entity\Query\Query::loadRecords0 N/A% 0 0.0% 1 8.3% 0 N/A% 0 N/A%
Drupal\Core\Entity\Query\QueryBase::getNamespaces0 N/A% 0 0.0% -2 -16.7% 0 N/A% 0 N/A%
Drupal\Core\ParamConverter\EntityConverter::convert0 N/A% 0 0.0% -4 -33.3% 0 N/A% 0 N/A%
_drupal_request_initialize0 N/A% 0 0.0% 0 0.0% 0 N/A% 0 N/A%