Diff Report
Run #539201f8938f4: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #5392041970f3f: 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 #5392041970f3fDiffDiff%
Number of Function Calls1 1 0 0.0%
Incl. Wall Time (microsec)1,359 1,313 -46 -3.4%
Incl. Wall Time (microsec) per call 1,359 1,313 -46 -3.4%
Excl. Wall Time (microsec)114 116 2 1.8%
Incl. CPU (microsecs)1,166 1,099 -67 -5.7%
Incl. CPU (microsecs) per call 1,166 1,099 -67 -5.7%
Excl. CPU (microsec)80 74 -6 -7.5%
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 55,092 -20 -0.0%
Incl. PeakMemUse (bytes) per call 55,112 55,092 -20 -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% -46 -3.1% -67 -2.5% 0 0.0% -20 -0.0%
Exclusive Metrics Diff for Current Function2 4.3% -6 -9.0% 0 N/A% 0 0.0%
Parent function
Drupal\Core\Authentication\Provider\Cookie::authenticate0 N/A% -46 -100.0% -67 -100.0% 0 N/A% -20 -100.0%
Child functions
drupal_get_user_timezone0 N/A% -36 -78.3% -58 -86.6% 0 N/A% 0 0.0%
Drupal\Core\Session\AnonymousUserSession::__construct0 N/A% -13 -28.3% -13 -19.4% 0 N/A% -20 -100.0%
Symfony\Component\ClassLoader\ApcClassLoader::loadClass0 N/A% 2 4.3% 1 1.5% 0 N/A% 0 0.0%
Drupal\Component\Utility\Crypt::randomBytesBase640 N/A% 1 2.2% 2 3.0% 0 N/A% 0 0.0%
Symfony\Component\HttpFoundation\Request::isSecure0 N/A% -1 -2.2% -2 -3.0% 0 N/A% 0 0.0%
Drupal\Core\Session\SessionManager::getInsecureName0 N/A% 1 2.2% 0 0.0% 0 N/A% 0 0.0%
Symfony\Component\HttpFoundation\RequestStack::getCurrentRequest0 N/A% -1 -2.2% -1 -1.5% 0 N/A% 0 0.0%
Symfony\Component\HttpFoundation\Session\Storage\NativeSessionStorage::setSaveHandler0 N/A% -1 -2.2% 0 0.0% 0 N/A% 0 0.0%
Drupal\Core\Session\SessionHandler::__construct0 N/A% 0 0.0% 2 3.0% 0 N/A% 0 0.0%
date_default_timezone_set0 N/A% 0 0.0% -1 -1.5% 0 N/A% 0 0.0%
Symfony\Component\HttpFoundation\Session\Storage\NativeSessionStorage::setId0 N/A% 0 0.0% -1 -1.5% 0 N/A% 0 0.0%
Symfony\Component\HttpFoundation\Session\Storage\Handler\WriteCheckSessionHandler::__construct0 N/A% 0 0.0% 1 1.5% 0 N/A% 0 0.0%
Symfony\Component\HttpFoundation\Session\Storage\NativeSessionStorage::getName0 N/A% 0 0.0% 0 0.0% 0 N/A% 0 0.0%
Symfony\Component\HttpFoundation\ParameterBag::has0 N/A% 0 0.0% 9 13.4% 0 N/A% 0 0.0%