Diff Report
Run #52f5c520502f0: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #52f5c574bebaf: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for drupal_session_initialize

drupal_session_initializeRun #52f5c520502f0Run #52f5c574bebafDiffDiff%
Number of Function Calls2 2 0 0.0%
Incl. Wall Time (microsec)1,124 1,108 -16 -1.4%
Incl. Wall Time (microsec) per call 562 554 -8 -1.4%
Excl. Wall Time (microsec)74 72 -2 -2.7%
Incl. CPU (microsecs)973 961 -12 -1.2%
Incl. CPU (microsecs) per call 487 481 -6 -1.2%
Excl. CPU (microsec)51 43 -8 -15.7%
Incl. MemUse (bytes)75,664 75,680 16 0.0%
Incl. MemUse (bytes) per call 37,832 37,840 8 0.0%
Excl. MemUse (bytes)4,688 4,704 16 0.3%
Incl. PeakMemUse (bytes)189,576 189,720 144 0.1%
Incl. PeakMemUse (bytes) per call 94,788 94,860 72 0.1%
Excl. PeakMemUse (bytes)2,480 2,480 0 0.0%

Parent/Child Regression/Improvement report for drupal_session_initialize [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_session_initialize0 N/A% -16 -69.6% -12 -13.0% 16 0.0% 144 0.3%
Exclusive Metrics Diff for Current Function-2 -12.5% -8 -66.7% 16 100.0% 0 0.0%
Parent function
Drupal\Core\Authentication\Provider\Cookie::authenticate0 N/A% -16 -100.0% -12 -100.0% 16 100.0% 144 100.0%
Child functions
drupal_get_user_timezone0 N/A% -7 -43.8% -4 -33.3% 0 0.0% 0 0.0%
drupal_anonymous_user0 N/A% -6 -37.5% -6 -50.0% 0 0.0% 168 116.7%
Drupal::request0 N/A% 4 25.0% 3 25.0% 0 0.0% 0 0.0%
Drupal\Component\Utility\Crypt::hashBase640 N/A% -3 -18.8% -1 -8.3% 0 0.0% 0 0.0%
Symfony\Component\HttpFoundation\Request::isSecure0 N/A% -2 -12.5% -1 -8.3% 0 0.0% 0 0.0%
date_default_timezone_set0 N/A% -1 -6.2% 1 8.3% 0 0.0% 0 0.0%
Symfony\Component\ClassLoader\ApcClassLoader::loadClass0 N/A% 1 6.2% -1 -8.3% 0 0.0% 0 0.0%
Symfony\Component\HttpFoundation\ParameterBag::has0 N/A% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
session_name0 N/A% 0 0.0% 2 16.7% 0 0.0% -24 -16.7%
session_id0 N/A% 0 0.0% 2 16.7% 0 0.0% 0 0.0%
session_set_save_handler0 N/A% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
uniqid0 N/A% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
mt_rand0 N/A% 0 0.0% 1 8.3% 0 0.0% 0 0.0%