Diff Report
Run #565918537d922: XHProf Run (Namespace=drupal-perf-joelpittet)
vs.
Run #5659186b7d6e0: XHProf Run (Namespace=drupal-perf-joelpittet)
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Regression/Improvement summary for Drupal\Core\Session\SessionManager::start

Drupal\Core\Session\SessionManager::startRun #565918537d922Run #5659186b7d6e0DiffDiff%
Number of Function Calls100 100 0 0.0%
Incl. Wall Time (microsec)29,459 29,387 -72 -0.2%
Incl. Wall Time (microsec) per call 295 294 -1 -0.2%
Excl. Wall Time (microsec)2,463 2,420 -43 -1.7%
Incl. MemUse (bytes)3,825,600 3,825,600 0 0.0%
Incl. MemUse (bytes) per call 38,256 38,256 0 0.0%
Excl. MemUse (bytes)211,200 211,200 0 0.0%
Incl. PeakMemUse (bytes)3,381,608 3,382,400 792 0.0%
Incl. PeakMemUse (bytes) per call 33,816 33,824 8 0.0%
Excl. PeakMemUse (bytes)214,400 214,400 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% -72 -0.0% 0 0.0% 792 0.1%
Exclusive Metrics Diff for Current Function-43 -59.7% 0 N/A% 0 0.0%
Parent function
Symfony\Component\HttpFoundation\Session\Session::start0 N/A% -72 -100.0% 0 N/A% 792 100.0%
Child functions
Drupal\Core\Session\SessionConfiguration::hasSession0 N/A% -56 -77.8% 0 N/A% 0 0.0%
Drupal\Core\Session\SessionConfiguration::getOptions0 N/A% 21 29.2% 0 N/A% -4,752 -600.0%
Drupal\Component\Utility\Crypt::randomBytesBase640 N/A% 7 9.7% 0 N/A% 5,544 700.0%
Symfony\Component\HttpFoundation\Session\Storage\NativeSessionStorage::setId0 N/A% 6 8.3% 0 N/A% 0 0.0%
Symfony\Component\HttpFoundation\Session\Storage\NativeSessionStorage::loadSession0 N/A% -4 -5.6% 0 N/A% 0 0.0%
Symfony\Component\HttpFoundation\RequestStack::getCurrentRequest0 N/A% -4 -5.6% 0 N/A% 0 0.0%
Symfony\Component\HttpFoundation\Session\Storage\NativeSessionStorage::setOptions0 N/A% 1 1.4% 0 N/A% 0 0.0%