Diff Report
Run #534ad8dec7444: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #534ad9c94e95b: XHProf Run (Namespace=drupal-perf-drupalcon)
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Regression/Improvement summary for Drupal\Core\Session\SessionManager::initialize

Drupal\Core\Session\SessionManager::initializeRun #534ad8dec7444Run #534ad9c94e95bDiffDiff%
Number of Function Calls1 1 0 0.0%
Incl. Wall Time (microsec)1,459 1,207 -252 -17.3%
Incl. Wall Time (microsec) per call 1,459 1,207 -252 -17.3%
Excl. Wall Time (microsec)113 89 -24 -21.2%
Incl. CPU (microsecs)1,205 1,018 -187 -15.5%
Incl. CPU (microsecs) per call 1,205 1,018 -187 -15.5%
Excl. CPU (microsec)77 61 -16 -20.8%
Incl. MemUse (bytes)42,320 42,320 0 0.0%
Incl. MemUse (bytes) per call 42,320 42,320 0 0.0%
Excl. MemUse (bytes)2,152 2,152 0 0.0%
Incl. PeakMemUse (bytes)44,492 44,492 0 0.0%
Incl. PeakMemUse (bytes) per call 44,492 44,492 0 0.0%
Excl. PeakMemUse (bytes)2,148 2,148 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% -252 -15.3% -187 -37.5% 0 0.0% 0 0.0%
Exclusive Metrics Diff for Current Function-24 -9.5% -16 -8.6% 0 N/A% 0 N/A%
Parent function
Drupal\Core\Authentication\Provider\Cookie::authenticate0 N/A% -252 -100.0% -187 -100.0% 0 N/A% 0 N/A%
Child functions
drupal_get_user_timezone0 N/A% -113 -44.8% -49 -26.2% 0 N/A% 0 N/A%
Symfony\Component\ClassLoader\ApcClassLoader::loadClass0 N/A% -52 -20.6% -53 -28.3% 0 N/A% 0 N/A%
Drupal\Core\Session\AnonymousUserSession::__construct0 N/A% -24 -9.5% -25 -13.4% 0 N/A% 0 N/A%
Drupal\Component\Utility\Crypt::randomBytesBase640 N/A% -20 -7.9% -20 -10.7% 0 N/A% 0 N/A%
Symfony\Component\HttpFoundation\Request::isSecure0 N/A% -9 -3.6% -10 -5.3% 0 N/A% 0 N/A%
Symfony\Component\HttpFoundation\RequestStack::getCurrentRequest0 N/A% -5 -2.0% -6 -3.2% 0 N/A% 0 N/A%
session_set_save_handler0 N/A% -2 -0.8% -4 -2.1% 0 N/A% 0 N/A%
Symfony\Component\HttpFoundation\ParameterBag::has0 N/A% -2 -0.8% -1 -0.5% 0 N/A% 0 N/A%
session_name0 N/A% -1 -0.4% -1 -0.5% 0 N/A% 0 N/A%
date_default_timezone_set0 N/A% 0 0.0% 1 0.5% 0 N/A% 0 N/A%
Drupal\Core\Session\SessionHandler::__construct0 N/A% 0 0.0% -5 -2.7% 0 N/A% 0 N/A%
session_id0 N/A% 0 0.0% 2 1.1% 0 N/A% 0 N/A%