Diff Report
Run #539fd0a78f1b7: XHProf Run (Namespace=drupal-perf-joelpittet)
vs.
Run #539fd2b68bc13: XHProf Run (Namespace=drupal-perf-joelpittet)
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Regression/Improvement summary for Drupal\Core\Session\SessionManager::initialize

Drupal\Core\Session\SessionManager::initializeRun #539fd0a78f1b7Run #539fd2b68bc13DiffDiff%
Number of Function Calls1 1 0 0.0%
Incl. Wall Time (microsec)3,170 2,756 -414 -13.1%
Incl. Wall Time (microsec) per call 3,170 2,756 -414 -13.1%
Excl. Wall Time (microsec)105 105 0 0.0%
Incl. CPU (microsecs)2,946 2,719 -227 -7.7%
Incl. CPU (microsecs) per call 2,946 2,719 -227 -7.7%
Excl. CPU (microsec)83 82 -1 -1.2%
Incl. MemUse (bytes)174,496 174,480 -16 -0.0%
Incl. MemUse (bytes) per call 174,496 174,480 -16 -0.0%
Excl. MemUse (bytes)5,616 5,616 0 0.0%
Incl. PeakMemUse (bytes)223,128 223,176 48 0.0%
Incl. PeakMemUse (bytes) per call 223,128 223,176 48 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% -414 -1.0% -227 -0.6% -16 -0.0% 48 0.0%
Exclusive Metrics Diff for Current Function0 0.0% -1 -0.4% 0 0.0% 0 0.0%
Parent function
Drupal\Core\Authentication\Provider\Cookie::authenticate0 N/A% -414 -100.0% -227 -100.0% -16 -100.0% 48 100.0%
Child functions
drupal_get_user_timezone0 N/A% -192 -46.4% -151 -66.5% 0 0.0% 0 0.0%
spl_autoload_call0 N/A% -170 -41.1% -67 -29.5% -16 -100.0% 0 0.0%
Drupal\Core\Session\AnonymousUserSession::__construct0 N/A% -76 -18.4% -33 -14.5% 0 0.0% 0 0.0%
Symfony\Component\HttpFoundation\Session\Storage\NativeSessionStorage::setId0 N/A% -42 -10.1% -42 -18.5% 0 0.0% 0 0.0%
Drupal\Component\Utility\Crypt::randomBytesBase640 N/A% 28 6.8% 28 12.3% 0 0.0% 0 0.0%
Symfony\Component\HttpFoundation\Session\Storage\NativeSessionStorage::setSaveHandler0 N/A% 13 3.1% 15 6.6% 0 0.0% 0 0.0%
Drupal\Core\Session\SessionManager::getInsecureName0 N/A% 10 2.4% 10 4.4% 0 0.0% 0 0.0%
Symfony\Component\HttpFoundation\Request::isSecure0 N/A% 9 2.2% 9 4.0% 0 0.0% 0 0.0%
Drupal\Core\Session\SessionHandler::__construct0 N/A% -4 -1.0% -5 -2.2% 0 0.0% 48 100.0%
Symfony\Component\HttpFoundation\Session\Storage\NativeSessionStorage::getName0 N/A% 4 1.0% 3 1.3% 0 0.0% 0 0.0%
Symfony\Component\HttpFoundation\RequestStack::getCurrentRequest0 N/A% 4 1.0% 4 1.8% 0 0.0% 0 0.0%
Symfony\Component\HttpFoundation\ParameterBag::has0 N/A% 3 0.7% 4 1.8% 0 0.0% 0 0.0%
date_default_timezone_set0 N/A% -2 -0.5% -2 -0.9% 0 0.0% 0 0.0%
Symfony\Component\HttpFoundation\Session\Storage\Handler\WriteCheckSessionHandler::__construct0 N/A% 1 0.2% 1 0.4% 0 0.0% 0 0.0%