Diff Report
Run #54e141c217b7e: XHProf Run (Namespace=drupal-perf-joelpittet)
vs.
Run #54e146d617a96: XHProf Run (Namespace=drupal-perf-joelpittet)
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Regression/Improvement summary for Drupal\Core\Session\SessionManager::start

Drupal\Core\Session\SessionManager::startRun #54e141c217b7eRun #54e146d617a96DiffDiff%
Number of Function Calls1 1 0 0.0%
Incl. Wall Time (microsec)762 743 -19 -2.5%
Incl. Wall Time (microsec) per call 762 743 -19 -2.5%
Excl. Wall Time (microsec)44 41 -3 -6.8%
Incl. MemUse (bytes)95,456 95,456 0 0.0%
Incl. MemUse (bytes) per call 95,456 95,456 0 0.0%
Excl. MemUse (bytes)4,280 4,280 0 0.0%
Incl. PeakMemUse (bytes)135,496 135,560 64 0.0%
Incl. PeakMemUse (bytes) per call 135,496 135,560 64 0.0%
Excl. PeakMemUse (bytes)2,384 2,384 0 0.0%

Parent/Child Regression/Improvement report for Drupal\Core\Session\SessionManager::start [View Callgraph Diff]


Function NameCalls DiffCalls
Diff%		Incl. Wall
Diff
(microsec)		IWall
Diff%		Incl.
MemUse
Diff
(bytes)		IMemUse
Diff%		Incl.
PeakMemUse
Diff
(bytes)		IPeakMemUse
Diff%
Current Function
Drupal\Core\Session\SessionManager::start0 N/A% -19 -0.0% 0 0.0% 64 0.0%
Exclusive Metrics Diff for Current Function-3 -15.8% 0 N/A% 0 0.0%
Parent function
Symfony\Component\HttpFoundation\Session\Session::start0 N/A% -19 -100.0% 0 N/A% 64 100.0%
Child functions
Drupal\Component\Utility\Crypt::randomBytesBase640 N/A% -10 -52.6% 0 N/A% 0 0.0%
Drupal\Core\Session\SessionConfiguration::getOptions0 N/A% -4 -21.1% 0 N/A% 0 0.0%
Symfony\Component\HttpFoundation\Session\Storage\NativeSessionStorage::loadSession0 N/A% 1 5.3% 0 N/A% 0 0.0%
drupal_get_user_timezone0 N/A% -1 -5.3% 0 N/A% 0 0.0%
Drupal\Core\Session\AnonymousUserSession::__construct0 N/A% -1 -5.3% 0 N/A% 0 0.0%
Drupal\Core\Session\SessionConfiguration::hasSession0 N/A% -1 -5.3% 0 N/A% 0 0.0%
Symfony\Component\HttpFoundation\Session\Storage\NativeSessionStorage::setOptions0 N/A% 0 0.0% 0 N/A% 0 0.0%
date_default_timezone_set0 N/A% 0 0.0% 0 N/A% 0 0.0%
Symfony\Component\HttpFoundation\Session\Storage\NativeSessionStorage::setId0 N/A% 0 0.0% 0 N/A% 0 0.0%
spl_autoload_call0 N/A% 0 0.0% 0 N/A% 64 100.0%
Symfony\Component\HttpFoundation\RequestStack::getCurrentRequest0 N/A% 0 0.0% 0 N/A% 0 0.0%