Diff Report
Run #5422297e7f32f: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #542229efabc5e: XHProf Run (Namespace=drupal-perf-cottser)
Tip
Click a function name below to drill down.

Regression/Improvement summary for Drupal\Core\Session\SessionManager::start

Drupal\Core\Session\SessionManager::startRun #5422297e7f32fRun #542229efabc5eDiffDiff%
Number of Function Calls1 1 0 0.0%
Incl. Wall Time (microsec)1,423 1,446 23 1.6%
Incl. Wall Time (microsec) per call 1,423 1,446 23 1.6%
Excl. Wall Time (microsec)57 61 4 7.0%
Incl. CPU (microsecs)1,323 1,346 23 1.7%
Incl. CPU (microsecs) per call 1,323 1,346 23 1.7%
Excl. CPU (microsec)40 44 4 10.0%
Incl. MemUse (bytes)106,632 106,632 0 0.0%
Incl. MemUse (bytes) per call 106,632 106,632 0 0.0%
Excl. MemUse (bytes)4,936 4,936 0 0.0%
Incl. PeakMemUse (bytes)144,544 144,544 0 0.0%
Incl. PeakMemUse (bytes) per call 144,544 144,544 0 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% 23 4.8% 23 6.0% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function4 17.4% 4 17.4% 0 N/A% 0 N/A%
Parent function
Drupal\Core\Authentication\Provider\Cookie::authenticate0 N/A% 23 100.0% 23 100.0% 0 N/A% 0 N/A%
Child functions
Drupal\Component\Utility\Crypt::randomBytesBase640 N/A% 8 34.8% 10 43.5% 0 N/A% 0 N/A%
drupal_get_user_timezone0 N/A% 6 26.1% 5 21.7% 0 N/A% 0 N/A%
Symfony\Component\HttpFoundation\Session\Storage\NativeSessionStorage::loadSession0 N/A% 3 13.0% 2 8.7% 0 N/A% 0 N/A%
Drupal\Core\Session\AnonymousUserSession::__construct0 N/A% -2 -8.7% -1 -4.3% 0 N/A% 0 N/A%
Composer\Autoload\ClassLoader::loadClass0 N/A% 2 8.7% 3 13.0% 0 N/A% 0 N/A%
Symfony\Component\HttpFoundation\Request::isSecure0 N/A% 1 4.3% 2 8.7% 0 N/A% 0 N/A%
Symfony\Component\HttpFoundation\Session\Storage\NativeSessionStorage::setId0 N/A% 1 4.3% 0 0.0% 0 N/A% 0 N/A%
date_default_timezone_set0 N/A% 0 0.0% -1 -4.3% 0 N/A% 0 N/A%
Symfony\Component\HttpFoundation\ParameterBag::has0 N/A% 0 0.0% 0 0.0% 0 N/A% 0 N/A%
Drupal\Core\Session\SessionManager::getInsecureName0 N/A% 0 0.0% 0 0.0% 0 N/A% 0 N/A%
Symfony\Component\HttpFoundation\RequestStack::getCurrentRequest0 N/A% 0 0.0% -1 -4.3% 0 N/A% 0 N/A%
Symfony\Component\HttpFoundation\Session\Storage\NativeSessionStorage::getName0 N/A% 0 0.0% 0 0.0% 0 N/A% 0 N/A%