Diff Report
Run #54df8d322535a: XHProf Run (Namespace=drupal-perf-davidhernandez)
vs.
Run #54df8f50b2e01: XHProf Run (Namespace=drupal-perf-davidhernandez)
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Regression/Improvement summary for Drupal\Core\Session\SessionManager::start

Drupal\Core\Session\SessionManager::startRun #54df8d322535aRun #54df8f50b2e01DiffDiff%
Number of Function Calls1 1 0 0.0%
Incl. Wall Time (microsec)1,419 1,413 -6 -0.4%
Incl. Wall Time (microsec) per call 1,419 1,413 -6 -0.4%
Excl. Wall Time (microsec)52 55 3 5.8%
Incl. MemUse (bytes)123,104 123,104 0 0.0%
Incl. MemUse (bytes) per call 123,104 123,104 0 0.0%
Excl. MemUse (bytes)3,960 3,960 0 0.0%
Incl. PeakMemUse (bytes)163,600 163,600 0 0.0%
Incl. PeakMemUse (bytes) per call 163,600 163,600 0 0.0%
Excl. PeakMemUse (bytes)2,088 2,088 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% -6 -0.1% 0 0.0% 0 0.0%
Exclusive Metrics Diff for Current Function3 50.0% 0 N/A% 0 N/A%
Parent function
Symfony\Component\HttpFoundation\Session\Session::start0 N/A% -6 -100.0% 0 N/A% 0 N/A%
Child functions
Drupal\Component\Utility\Crypt::randomBytesBase640 N/A% -4 -66.7% 0 N/A% 0 N/A%
Symfony\Component\HttpFoundation\Session\Storage\NativeSessionStorage::setOptions0 N/A% -2 -33.3% 0 N/A% 0 N/A%
Drupal\Core\Session\SessionConfiguration::getOptions0 N/A% -2 -33.3% 0 N/A% 0 N/A%
Symfony\Component\HttpFoundation\RequestStack::getCurrentRequest0 N/A% -1 -16.7% 0 N/A% 0 N/A%
Drupal\Core\Session\SessionConfiguration::hasSession0 N/A% 1 16.7% 0 N/A% 0 N/A%
Symfony\Component\HttpFoundation\Session\Storage\NativeSessionStorage::loadSession0 N/A% -1 -16.7% 0 N/A% 0 N/A%
drupal_get_user_timezone0 N/A% 0 0.0% 0 N/A% 0 N/A%
date_default_timezone_set0 N/A% 0 0.0% 0 N/A% 0 N/A%
Drupal\Core\Session\AnonymousUserSession::__construct0 N/A% 0 0.0% 0 N/A% 0 N/A%
Composer\Autoload\ClassLoader::loadClass0 N/A% 0 0.0% 0 N/A% 0 N/A%
Symfony\Component\HttpFoundation\Session\Storage\NativeSessionStorage::setId0 N/A% 0 0.0% 0 N/A% 0 N/A%