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Run #560d7dac0c098: XHProf Run (Namespace=drupal-perf-cottser)
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Parent/Child report for Drupal\Core\Session\SessionManager::start [View Callgraph ]


Function NameCallsCalls%Incl. Wall Time
(microsec)
IWall%Incl.
MemUse
(bytes)
IMemUse%Incl.
PeakMemUse
(bytes)
IPeakMemUse%
Current Function
Drupal\Core\Session\SessionManager::start1 8.3% 250 0.0% 38,536 0.1% 33,656 0.1%
Exclusive Metrics for Current Function20 8.0% 2,064 5.4% 2,096 6.2%
Parent function
Symfony\Component\HttpFoundation\Session\Session::start1 100.0% 250 100.0% 38,536 100.0% 33,656 100.0%
Child functions
Drupal\Core\Session\SessionConfiguration::getOptions1 14.3% 93 37.2% 9,704 25.2% 5,720 17.0%
Symfony\Component\HttpFoundation\Session\Storage\NativeSessionStorage::loadSession1 14.3% 36 14.4% 12,824 33.3% 10,392 30.9%
Drupal\Core\Session\SessionConfiguration::hasSession1 14.3% 30 12.0% 744 1.9% 624 1.9%
Drupal\Component\Utility\Crypt::randomBytesBase641 14.3% 29 11.6% 3,672 9.5% 2,320 6.9%
Symfony\Component\HttpFoundation\Session\Storage\NativeSessionStorage::setOptions1 14.3% 28 11.2% 2,848 7.4% 9,280 27.6%
Symfony\Component\HttpFoundation\Session\Storage\NativeSessionStorage::setId1 14.3% 11 4.4% 4,976 12.9% 3,024 9.0%
Symfony\Component\HttpFoundation\RequestStack::getCurrentRequest1 14.3% 3 1.2% 1,704 4.4% 200 0.6%