Diff Report
Run #52f2e60305388: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #52f2e62091f2c: XHProf Run (Namespace=drupal-perf-drupalcon)
Tip
Click a function name below to drill down.

Regression/Improvement summary for substr

substrRun #52f2e60305388Run #52f2e62091f2cDiffDiff%
Number of Function Calls254 254 0 0.0%
Incl. Wall Time (microsec)88 99 11 12.5%
Incl. Wall Time (microsec) per call 0 0 0 12.5%
Excl. Wall Time (microsec)88 99 11 12.5%
Incl. CPU (microsecs)366 339 -27 -7.4%
Incl. CPU (microsecs) per call 1 1 -0 -7.4%
Excl. CPU (microsec)366 339 -27 -7.4%
Incl. MemUse (bytes)25,336 25,320 -16 -0.1%
Incl. MemUse (bytes) per call 100 100 -0 -0.1%
Excl. MemUse (bytes)25,336 25,320 -16 -0.1%
Incl. PeakMemUse (bytes)8,800 8,800 0 0.0%
Incl. PeakMemUse (bytes) per call 35 35 0 0.0%
Excl. PeakMemUse (bytes)8,800 8,800 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 0.8% -27 -1.0% -16 -7.7% 0 0.0%
Exclusive Metrics Diff for Current Function11 100.0% -27 -100.0% -16 -100.0% 0 N/A%
Parent functions
theme@10 N/A% 11 100.0% 3 11.1% 0 0.0% 0 N/A%
Symfony\Component\Routing\Generator\UrlGenerator::doGenerate0 N/A% -4 -36.4% -12 -44.4% 0 0.0% 0 N/A%
Symfony\Component\HttpFoundation\AcceptHeaderItem::fromString0 N/A% 3 27.3% -1 -3.7% 0 0.0% 0 N/A%
Twig_Environment::getCacheFilename0 N/A% 3 27.3% 1 3.7% 0 0.0% 0 N/A%
Symfony\Component\Routing\RouteCompiler::compilePattern0 N/A% -3 -27.3% -3 -11.1% 0 0.0% 0 N/A%
theme@20 N/A% 1 9.1% 1 3.7% 0 0.0% 0 N/A%
Drupal\Core\Authentication\AuthenticationManager::addProvider0 N/A% 1 9.1% 0 0.0% 0 0.0% 0 N/A%
Drupal\Core\ParamConverter\EntityConverter::convert0 N/A% 1 9.1% 0 0.0% 0 0.0% 0 N/A%
Symfony\Component\HttpFoundation\Request::preparePathInfo0 N/A% -1 -9.1% 2 7.4% 0 0.0% 0 N/A%
Drupal\Core\Entity\Query\Sql\Tables::addField0 N/A% -1 -9.1% -8 -29.6% 0 0.0% 0 N/A%
Drupal\system\Controller\SystemController::setLinkActiveClass0 N/A% 0 0.0% -1 -3.7% -16 -100.0% 0 N/A%
Drupal\Core\Entity\Query\QueryBase::getNamespaces0 N/A% 0 0.0% 0 0.0% 0 0.0% 0 N/A%
Drupal\Core\Config\Entity\Query\Query::execute0 N/A% 0 0.0% -7 -25.9% 0 0.0% 0 N/A%
Drupal\Core\Routing\UrlGenerator::generateFromPath0 N/A% 0 0.0% 0 0.0% 0 0.0% 0 N/A%
drupal_settings_initialize0 N/A% 0 0.0% 1 3.7% 0 0.0% 0 N/A%
Composer\Autoload\ClassLoader::findFile0 N/A% 0 0.0% -1 -3.7% 0 0.0% 0 N/A%
Symfony\Component\HttpFoundation\ServerBag::getHeaders0 N/A% 0 0.0% 1 3.7% 0 0.0% 0 N/A%
Drupal\views\Plugin\views\query\Sql::addField0 N/A% 0 0.0% -2 -7.4% 0 0.0% 0 N/A%
request_path0 N/A% 0 0.0% 0 0.0% 0 0.0% 0 N/A%
Drupal\Component\Utility\Url::stripDangerousProtocols0 N/A% 0 0.0% -1 -3.7% 0 0.0% 0 N/A%