Diff Report
Run #539201f8938f4: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #539203c57074d: XHProf Run (Namespace=drupal-perf-drupalcon)
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Regression/Improvement summary for Drupal\Core\Session\SessionManager::initialize

Drupal\Core\Session\SessionManager::initializeRun #539201f8938f4Run #539203c57074dDiffDiff%
Number of Function Calls1 1 0 0.0%
Incl. Wall Time (microsec)1,359 1,471 112 8.2%
Incl. Wall Time (microsec) per call 1,359 1,471 112 8.2%
Excl. Wall Time (microsec)114 106 -8 -7.0%
Incl. CPU (microsecs)1,166 1,148 -18 -1.5%
Incl. CPU (microsecs) per call 1,166 1,148 -18 -1.5%
Excl. CPU (microsec)80 75 -5 -6.2%
Incl. MemUse (bytes)54,104 54,104 0 0.0%
Incl. MemUse (bytes) per call 54,104 54,104 0 0.0%
Excl. MemUse (bytes)2,144 2,144 0 0.0%
Incl. PeakMemUse (bytes)55,112 55,112 0 0.0%
Incl. PeakMemUse (bytes) per call 55,112 55,112 0 0.0%
Excl. PeakMemUse (bytes)2,332 2,332 0 0.0%

Parent/Child Regression/Improvement report for Drupal\Core\Session\SessionManager::initialize [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
Drupal\Core\Session\SessionManager::initialize0 N/A% 112 45.3% -18 -3.7% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function-8 -7.1% -5 -27.8% 0 N/A% 0 N/A%
Parent function
Drupal\Core\Authentication\Provider\Cookie::authenticate0 N/A% 112 100.0% -18 -100.0% 0 N/A% 0 N/A%
Child functions
drupal_get_user_timezone0 N/A% 119 106.2% -12 -66.7% 0 N/A% 0 N/A%
Drupal\Core\Session\AnonymousUserSession::__construct0 N/A% -11 -9.8% -12 -66.7% 0 N/A% 0 N/A%
Symfony\Component\HttpFoundation\Session\Storage\NativeSessionStorage::getName0 N/A% 9 8.0% 10 55.6% 0 N/A% 0 N/A%
Symfony\Component\HttpFoundation\Session\Storage\NativeSessionStorage::setSaveHandler0 N/A% 3 2.7% 4 22.2% 0 N/A% 0 N/A%
Symfony\Component\ClassLoader\ApcClassLoader::loadClass0 N/A% 3 2.7% 2 11.1% 0 N/A% 0 N/A%
Symfony\Component\HttpFoundation\Session\Storage\NativeSessionStorage::setId0 N/A% -1 -0.9% -2 -11.1% 0 N/A% 0 N/A%
Symfony\Component\HttpFoundation\RequestStack::getCurrentRequest0 N/A% -1 -0.9% -1 -5.6% 0 N/A% 0 N/A%
Symfony\Component\HttpFoundation\Request::isSecure0 N/A% -1 -0.9% -2 -11.1% 0 N/A% 0 N/A%
date_default_timezone_set0 N/A% 0 0.0% -1 -5.6% 0 N/A% 0 N/A%
Drupal\Component\Utility\Crypt::randomBytesBase640 N/A% 0 0.0% 1 5.6% 0 N/A% 0 N/A%
Drupal\Core\Session\SessionManager::getInsecureName0 N/A% 0 0.0% -2 -11.1% 0 N/A% 0 N/A%
Drupal\Core\Session\SessionHandler::__construct0 N/A% 0 0.0% 1 5.6% 0 N/A% 0 N/A%
Symfony\Component\HttpFoundation\Session\Storage\Handler\WriteCheckSessionHandler::__construct0 N/A% 0 0.0% 1 5.6% 0 N/A% 0 N/A%
Symfony\Component\HttpFoundation\ParameterBag::has0 N/A% 0 0.0% 0 0.0% 0 N/A% 0 N/A%