Diff Report
Run #55f235cac18ad: XHProf Run (Namespace=drupal-perf-joelpittet)
vs.
Run #55f2365d0c6b8: XHProf Run (Namespace=drupal-perf-joelpittet)
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Regression/Improvement summary for Drupal\Core\Session\SessionManager::start

Drupal\Core\Session\SessionManager::startRun #55f235cac18adRun #55f2365d0c6b8DiffDiff%
Number of Function Calls1 1 0 0.0%
Incl. Wall Time (microsec)430 314 -116 -27.0%
Incl. Wall Time (microsec) per call 430 314 -116 -27.0%
Excl. Wall Time (microsec)36 22 -14 -38.9%
Incl. MemUse (bytes)38,560 38,560 0 0.0%
Incl. MemUse (bytes) per call 38,560 38,560 0 0.0%
Excl. MemUse (bytes)2,040 2,040 0 0.0%
Incl. PeakMemUse (bytes)34,024 34,024 0 0.0%
Incl. PeakMemUse (bytes) per call 34,024 34,024 0 0.0%
Excl. PeakMemUse (bytes)2,000 2,000 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% -116 -7.9% 0 0.0% 0 0.0%
Exclusive Metrics Diff for Current Function-14 -12.1% 0 N/A% 0 N/A%
Parent function
Symfony\Component\HttpFoundation\Session\Session::start0 N/A% -116 -100.0% 0 N/A% 0 N/A%
Child functions
Drupal\Core\Session\SessionConfiguration::getOptions0 N/A% -40 -34.5% 0 N/A% 0 N/A%
Symfony\Component\HttpFoundation\Session\Storage\NativeSessionStorage::loadSession0 N/A% -17 -14.7% 0 N/A% 0 N/A%
Drupal\Core\Session\SessionConfiguration::hasSession0 N/A% -15 -12.9% 0 N/A% 0 N/A%
Symfony\Component\HttpFoundation\Session\Storage\NativeSessionStorage::setOptions0 N/A% -15 -12.9% 0 N/A% 0 N/A%
Drupal\Component\Utility\Crypt::randomBytesBase640 N/A% -9 -7.8% 0 N/A% 0 N/A%
Symfony\Component\HttpFoundation\Session\Storage\NativeSessionStorage::setId0 N/A% -5 -4.3% 0 N/A% 0 N/A%
Symfony\Component\HttpFoundation\RequestStack::getCurrentRequest0 N/A% -1 -0.9% 0 N/A% 0 N/A%