Diff Report
Run #538e3ac0de109: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #538e3b37c1a66: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for Drupal\Core\Session\SessionManager::initialize

Drupal\Core\Session\SessionManager::initializeRun #538e3ac0de109Run #538e3b37c1a66DiffDiff%
Number of Function Calls1 1 0 0.0%
Incl. Wall Time (microsec)1,769 1,635 -134 -7.6%
Incl. Wall Time (microsec) per call 1,769 1,635 -134 -7.6%
Excl. Wall Time (microsec)74 73 -1 -1.4%
Incl. CPU (microsecs)1,663 1,528 -135 -8.1%
Incl. CPU (microsecs) per call 1,663 1,528 -135 -8.1%
Excl. CPU (microsec)52 52 0 0.0%
Incl. MemUse (bytes)175,520 175,520 0 0.0%
Incl. MemUse (bytes) per call 175,520 175,520 0 0.0%
Excl. MemUse (bytes)4,456 4,456 0 0.0%
Incl. PeakMemUse (bytes)224,544 224,424 -120 -0.1%
Incl. PeakMemUse (bytes) per call 224,544 224,424 -120 -0.1%
Excl. PeakMemUse (bytes)3,696 3,696 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% -134 -3.1% -135 -3.6% 0 0.0% -120 -0.1%
Exclusive Metrics Diff for Current Function-1 -0.7% 0 0.0% 0 N/A% 0 0.0%
Parent function
Drupal\Core\Authentication\Provider\Cookie::authenticate0 N/A% -134 -100.0% -135 -100.0% 0 N/A% -120 -100.0%
Child functions
Composer\Autoload\ClassLoader::loadClass0 N/A% -95 -70.9% -95 -70.4% 0 N/A% -120 -100.0%
drupal_get_user_timezone0 N/A% -35 -26.1% -35 -25.9% 0 N/A% 0 0.0%
Drupal\Component\Utility\Crypt::randomBytesBase640 N/A% -1 -0.7% -2 -1.5% 0 N/A% 0 0.0%
Drupal\Core\Session\SessionManager::getInsecureName0 N/A% -1 -0.7% 0 0.0% 0 N/A% 0 0.0%
Symfony\Component\HttpFoundation\Session\Storage\NativeSessionStorage::setSaveHandler0 N/A% -1 -0.7% -2 -1.5% 0 N/A% 0 0.0%
Symfony\Component\HttpFoundation\Session\Storage\NativeSessionStorage::setId0 N/A% 0 0.0% 3 2.2% 0 N/A% 0 0.0%
Drupal\Core\Session\SessionHandler::__construct0 N/A% 0 0.0% -2 -1.5% 0 N/A% 0 0.0%
Symfony\Component\HttpFoundation\Session\Storage\Handler\WriteCheckSessionHandler::__construct0 N/A% 0 0.0% -1 -0.7% 0 N/A% 0 0.0%
date_default_timezone_set0 N/A% 0 0.0% 1 0.7% 0 N/A% 0 0.0%
Symfony\Component\HttpFoundation\ParameterBag::has0 N/A% 0 0.0% -3 -2.2% 0 N/A% 0 0.0%
Symfony\Component\HttpFoundation\Request::isSecure0 N/A% 0 0.0% 0 0.0% 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\RequestStack::getCurrentRequest0 N/A% 0 0.0% 3 2.2% 0 N/A% 0 0.0%
Drupal\Core\Session\AnonymousUserSession::__construct0 N/A% 0 0.0% -2 -1.5% 0 N/A% 0 0.0%