Diff Report
Run #53923d861ff11: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #53923e49d2b58: XHProf Run (Namespace=drupal-perf-drupalcon)
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Regression/Improvement summary for Drupal\Core\Session\SessionManager::initialize

Drupal\Core\Session\SessionManager::initializeRun #53923d861ff11Run #53923e49d2b58DiffDiff%
Number of Function Calls1 1 0 0.0%
Incl. Wall Time (microsec)1,351 1,407 56 4.1%
Incl. Wall Time (microsec) per call 1,351 1,407 56 4.1%
Excl. Wall Time (microsec)119 112 -7 -5.9%
Incl. CPU (microsecs)1,186 1,102 -84 -7.1%
Incl. CPU (microsecs) per call 1,186 1,102 -84 -7.1%
Excl. CPU (microsec)74 75 1 1.4%
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)55,092 55,112 20 0.0%
Incl. PeakMemUse (bytes) per call 55,092 55,112 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% 56 3.6% -84 -7.7% 0 0.0% 20 2.9%
Exclusive Metrics Diff for Current Function-7 -12.5% 1 1.2% 0 N/A% 0 0.0%
Parent function
Drupal\Core\Authentication\Provider\Cookie::authenticate0 N/A% 56 100.0% -84 -100.0% 0 N/A% 20 100.0%
Child functions
drupal_get_user_timezone0 N/A% 105 187.5% -35 -41.7% 0 N/A% 0 0.0%
Symfony\Component\ClassLoader\ApcClassLoader::loadClass0 N/A% -34 -60.7% -32 -38.1% 0 N/A% 0 0.0%
Drupal\Core\Session\AnonymousUserSession::__construct0 N/A% -9 -16.1% -8 -9.5% 0 N/A% 20 100.0%
Drupal\Component\Utility\Crypt::randomBytesBase640 N/A% -4 -7.1% -4 -4.8% 0 N/A% 0 0.0%
Symfony\Component\HttpFoundation\Session\Storage\NativeSessionStorage::setSaveHandler0 N/A% 3 5.4% -5 -6.0% 0 N/A% 0 0.0%
Symfony\Component\HttpFoundation\Session\Storage\NativeSessionStorage::setId0 N/A% 2 3.6% 4 4.8% 0 N/A% 0 0.0%
Symfony\Component\HttpFoundation\ParameterBag::has0 N/A% 1 1.8% 0 0.0% 0 N/A% 0 0.0%
Symfony\Component\HttpFoundation\RequestStack::getCurrentRequest0 N/A% -1 -1.8% -4 -4.8% 0 N/A% 0 0.0%
date_default_timezone_set0 N/A% 0 0.0% -2 -2.4% 0 N/A% 0 0.0%
Drupal\Core\Session\SessionManager::getInsecureName0 N/A% 0 0.0% -2 -2.4% 0 N/A% 0 0.0%
Drupal\Core\Session\SessionHandler::__construct0 N/A% 0 0.0% 1 1.2% 0 N/A% 0 0.0%
Symfony\Component\HttpFoundation\Session\Storage\Handler\WriteCheckSessionHandler::__construct0 N/A% 0 0.0% 0 0.0% 0 N/A% 0 0.0%
Symfony\Component\HttpFoundation\Request::isSecure0 N/A% 0 0.0% 2 2.4% 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%