Diff Report
Run #539fd2109980d: XHProf Run (Namespace=drupal-perf-joelpittet)
vs.
Run #539fd0a78f1b7: XHProf Run (Namespace=drupal-perf-joelpittet)
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Regression/Improvement summary for Drupal\Core\Session\SessionManager::initialize

Drupal\Core\Session\SessionManager::initializeRun #539fd2109980dRun #539fd0a78f1b7DiffDiff%
Number of Function Calls1 1 0 0.0%
Incl. Wall Time (microsec)2,276 3,170 894 39.3%
Incl. Wall Time (microsec) per call 2,276 3,170 894 39.3%
Excl. Wall Time (microsec)81 105 24 29.6%
Incl. CPU (microsecs)2,223 2,946 723 32.5%
Incl. CPU (microsecs) per call 2,223 2,946 723 32.5%
Excl. CPU (microsec)69 83 14 20.3%
Incl. MemUse (bytes)174,496 174,496 0 0.0%
Incl. MemUse (bytes) per call 174,496 174,496 0 0.0%
Excl. MemUse (bytes)5,616 5,616 0 0.0%
Incl. PeakMemUse (bytes)223,128 223,128 0 0.0%
Incl. PeakMemUse (bytes) per call 223,128 223,128 0 0.0%
Excl. PeakMemUse (bytes)2,936 2,936 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% 894 13.2% 723 11.6% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function24 2.7% 14 1.9% 0 N/A% 0 N/A%
Parent function
Drupal\Core\Authentication\Provider\Cookie::authenticate0 N/A% 894 100.0% 723 100.0% 0 N/A% 0 N/A%
Child functions
spl_autoload_call0 N/A% 374 41.8% 272 37.6% 0 N/A% 0 N/A%
drupal_get_user_timezone0 N/A% 294 32.9% 269 37.2% 0 N/A% 0 N/A%
Drupal\Core\Session\AnonymousUserSession::__construct0 N/A% 124 13.9% 83 11.5% 0 N/A% 0 N/A%
Symfony\Component\HttpFoundation\Session\Storage\NativeSessionStorage::setId0 N/A% 52 5.8% 53 7.3% 0 N/A% 0 N/A%
Drupal\Component\Utility\Crypt::randomBytesBase640 N/A% 14 1.6% 14 1.9% 0 N/A% 0 N/A%
Drupal\Core\Session\SessionHandler::__construct0 N/A% 4 0.4% 4 0.6% 0 N/A% 0 N/A%
Symfony\Component\HttpFoundation\Session\Storage\NativeSessionStorage::setSaveHandler0 N/A% 3 0.3% 3 0.4% 0 N/A% 0 N/A%
Symfony\Component\HttpFoundation\Request::isSecure0 N/A% 3 0.3% 3 0.4% 0 N/A% 0 N/A%
Symfony\Component\HttpFoundation\RequestStack::getCurrentRequest0 N/A% 2 0.2% 2 0.3% 0 N/A% 0 N/A%
date_default_timezone_set0 N/A% 2 0.2% 3 0.4% 0 N/A% 0 N/A%
Drupal\Core\Session\SessionManager::getInsecureName0 N/A% -1 -0.1% 0 0.0% 0 N/A% 0 N/A%
Symfony\Component\HttpFoundation\Session\Storage\NativeSessionStorage::getName0 N/A% -1 -0.1% 2 0.3% 0 N/A% 0 N/A%
Symfony\Component\HttpFoundation\Session\Storage\Handler\WriteCheckSessionHandler::__construct0 N/A% 0 0.0% 1 0.1% 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%