Diff Report
Run #5589b6f75b296: XHProf Run (Namespace=drupal-perf-stefanr)
vs.
Run #5589b704ad974: XHProf Run (Namespace=drupal-perf-stefanr)
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Regression/Improvement summary for Drupal\Core\Session\SessionManager::save

Drupal\Core\Session\SessionManager::saveRun #5589b6f75b296Run #5589b704ad974DiffDiff%
Number of Function Calls100 100 0 0.0%
Incl. Wall Time (microsec)9,513 8,672 -841 -8.8%
Incl. Wall Time (microsec) per call 95 87 -8 -8.8%
Excl. Wall Time (microsec)2,367 1,900 -467 -19.7%
Incl. MemUse (bytes)1,293,600 1,293,600 0 0.0%
Incl. MemUse (bytes) per call 12,936 12,936 0 0.0%
Excl. MemUse (bytes)193,600 193,600 0 0.0%
Incl. PeakMemUse (bytes)876,800 881,600 4,800 0.5%
Incl. PeakMemUse (bytes) per call 8,768 8,816 48 0.5%
Excl. PeakMemUse (bytes)172,000 172,000 0 0.0%

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.
MemUse
Diff
(bytes)		IMemUse
Diff%		Incl.
PeakMemUse
Diff
(bytes)		IPeakMemUse
Diff%
Current Function
Drupal\Core\Session\SessionManager::save0 N/A% -841 -0.0% 0 0.0% 4,800 0.1%
Exclusive Metrics Diff for Current Function-467 -55.5% 0 N/A% 0 0.0%
Parent function
Symfony\Component\HttpFoundation\Session\Session::save0 N/A% -841 -100.0% 0 N/A% 4,800 100.0%
Child functions
Drupal\Core\Session\SessionManager::isSessionObsolete0 N/A% -291 -34.6% 0 N/A% 4,800 100.0%
Symfony\Component\HttpFoundation\Session\Storage\Proxy\AbstractProxy::isActive0 N/A% -55 -6.5% 0 N/A% 0 0.0%
Symfony\Component\HttpFoundation\Session\Storage\NativeSessionStorage::getSaveHandler0 N/A% -24 -2.9% 0 N/A% 0 0.0%
Drupal\Core\Session\SessionManager::isCli0 N/A% -4 -0.5% 0 N/A% 0 0.0%