Diff Report
Run #541de5cbd937a: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #541de429e5ab1: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for Drupal\Core\Session\SessionManager::start

Drupal\Core\Session\SessionManager::startRun #541de5cbd937aRun #541de429e5ab1DiffDiff%
Number of Function Calls1 1 0 0.0%
Incl. Wall Time (microsec)1,459 1,488 29 2.0%
Incl. Wall Time (microsec) per call 1,459 1,488 29 2.0%
Excl. Wall Time (microsec)55 55 0 0.0%
Incl. CPU (microsecs)1,355 1,387 32 2.4%
Incl. CPU (microsecs) per call 1,355 1,387 32 2.4%
Excl. CPU (microsec)37 45 8 21.6%
Incl. MemUse (bytes)106,640 106,632 -8 -0.0%
Incl. MemUse (bytes) per call 106,640 106,632 -8 -0.0%
Excl. MemUse (bytes)4,936 4,936 0 0.0%
Incl. PeakMemUse (bytes)144,616 144,544 -72 -0.0%
Incl. PeakMemUse (bytes) per call 144,616 144,544 -72 -0.0%
Excl. PeakMemUse (bytes)2,712 2,712 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. CPU Diff
(microsec)		ICpu
Diff%		Incl.
MemUse
Diff
(bytes)		IMemUse
Diff%		Incl.
PeakMemUse
Diff
(bytes)		IPeakMemUse
Diff%
Current Function
Drupal\Core\Session\SessionManager::start0 N/A% 29 0.3% 32 0.4% -8 -0.0% -72 -0.1%
Exclusive Metrics Diff for Current Function0 0.0% 8 25.0% 0 0.0% 0 0.0%
Parent function
Drupal\Core\Authentication\Provider\Cookie::authenticate0 N/A% 29 100.0% 32 100.0% -8 -100.0% -72 -100.0%
Child functions
Composer\Autoload\ClassLoader::loadClass0 N/A% 30 103.4% 29 90.6% -8 -100.0% -72 -100.0%
Drupal\Component\Utility\Crypt::randomBytesBase640 N/A% -7 -24.1% -6 -18.8% 0 0.0% 0 0.0%
Symfony\Component\HttpFoundation\Session\Storage\NativeSessionStorage::loadSession0 N/A% 4 13.8% 3 9.4% 0 0.0% 0 0.0%
Symfony\Component\HttpFoundation\Request::isSecure0 N/A% 1 3.4% -1 -3.1% 0 0.0% 0 0.0%
drupal_get_user_timezone0 N/A% -1 -3.4% 3 9.4% 0 0.0% 0 0.0%
Symfony\Component\HttpFoundation\RequestStack::getCurrentRequest0 N/A% 1 3.4% -4 -12.5% 0 0.0% 0 0.0%
Symfony\Component\HttpFoundation\Session\Storage\NativeSessionStorage::setId0 N/A% 1 3.4% 1 3.1% 0 0.0% 0 0.0%
date_default_timezone_set0 N/A% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
Drupal\Core\Session\AnonymousUserSession::__construct0 N/A% 0 0.0% -1 -3.1% 0 0.0% 0 0.0%
Drupal\Core\Session\SessionManager::getInsecureName0 N/A% 0 0.0% -1 -3.1% 0 0.0% 0 0.0%
Symfony\Component\HttpFoundation\Session\Storage\NativeSessionStorage::getName0 N/A% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
Symfony\Component\HttpFoundation\ParameterBag::has0 N/A% 0 0.0% 1 3.1% 0 0.0% 0 0.0%