Diff Report
Run #539206aca7ae8: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #539205a48c548: XHProf Run (Namespace=drupal-perf-drupalcon)
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Regression/Improvement summary for Drupal\Core\Session\SessionManager::save

Drupal\Core\Session\SessionManager::saveRun #539206aca7ae8Run #539205a48c548DiffDiff%
Number of Function Calls1 1 0 0.0%
Incl. Wall Time (microsec)94 99 5 5.3%
Incl. Wall Time (microsec) per call 94 99 5 5.3%
Excl. Wall Time (microsec)30 31 1 3.3%
Incl. CPU (microsecs)96 101 5 5.2%
Incl. CPU (microsecs) per call 96 101 5 5.2%
Excl. CPU (microsec)21 21 0 0.0%
Incl. MemUse (bytes)7,800 7,800 0 0.0%
Incl. MemUse (bytes) per call 7,800 7,800 0 0.0%
Excl. MemUse (bytes)1,352 1,352 0 0.0%
Incl. PeakMemUse (bytes)0 1,048 1,048 N/A%
Incl. PeakMemUse (bytes) per call 0 1,048 1,048 N/A%
Excl. PeakMemUse (bytes)0 636 636 N/A%

Parent/Child Regression/Improvement report for Drupal\Core\Session\SessionManager::save [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::save0 N/A% 5 0.1% 5 0.1% 0 0.0% 1,048 1.1%
Exclusive Metrics Diff for Current Function1 20.0% 0 0.0% 0 N/A% 636 60.7%
Parent function
Drupal\Core\Authentication\Provider\Cookie::cleanup0 N/A% 5 100.0% 5 100.0% 0 N/A% 1,048 100.0%
Child functions
Drupal\Core\Session\SessionManager::isSessionObsolete0 N/A% 2 40.0% 3 60.0% 0 N/A% 0 0.0%
Symfony\Component\HttpFoundation\Session\Storage\Proxy\AbstractProxy::isActive0 N/A% 1 20.0% 1 20.0% 0 N/A% 412 39.3%
Drupal\Core\Session\SessionManager::isEnabled0 N/A% 1 20.0% 0 0.0% 0 N/A% 0 0.0%
Drupal\Core\Session\UserSession::isAnonymous0 N/A% 0 0.0% 0 0.0% 0 N/A% 0 0.0%
Symfony\Component\HttpFoundation\Session\Storage\NativeSessionStorage::getSaveHandler0 N/A% 0 0.0% 1 20.0% 0 N/A% 0 0.0%