Diff Report
Run #52f5c5484cf48: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #52f5c520502f0: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for drupal_session_initialize

drupal_session_initializeRun #52f5c5484cf48Run #52f5c520502f0DiffDiff%
Number of Function Calls2 2 0 0.0%
Incl. Wall Time (microsec)1,120 1,124 4 0.4%
Incl. Wall Time (microsec) per call 560 562 2 0.4%
Excl. Wall Time (microsec)75 74 -1 -1.3%
Incl. CPU (microsecs)973 973 0 0.0%
Incl. CPU (microsecs) per call 487 487 0 0.0%
Excl. CPU (microsec)56 51 -5 -8.9%
Incl. MemUse (bytes)75,664 75,664 0 0.0%
Incl. MemUse (bytes) per call 37,832 37,832 0 0.0%
Excl. MemUse (bytes)4,688 4,688 0 0.0%
Incl. PeakMemUse (bytes)189,576 189,576 0 0.0%
Incl. PeakMemUse (bytes) per call 94,788 94,788 0 0.0%
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% 4 0.6% 0 0.0% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function-1 -25.0% -5 N/A% 0 N/A% 0 N/A%
Parent function
Drupal\Core\Authentication\Provider\Cookie::authenticate0 N/A% 4 100.0% 0 N/A% 0 N/A% 0 N/A%
Child functions
Symfony\Component\HttpFoundation\Request::isSecure0 N/A% 3 75.0% 2 N/A% 0 N/A% 0 N/A%
drupal_anonymous_user0 N/A% 3 75.0% 2 N/A% 0 N/A% 0 N/A%
Drupal\Component\Utility\Crypt::hashBase640 N/A% 2 50.0% 2 N/A% 0 N/A% 0 N/A%
drupal_get_user_timezone0 N/A% -2 -50.0% -5 N/A% 0 N/A% 0 N/A%
Symfony\Component\ClassLoader\ApcClassLoader::loadClass0 N/A% -1 -25.0% 1 N/A% 0 N/A% 0 N/A%
session_id0 N/A% 0 0.0% 2 N/A% 0 N/A% 0 N/A%
Drupal::request0 N/A% 0 0.0% -2 N/A% 0 N/A% 0 N/A%
date_default_timezone_set0 N/A% 0 0.0% 0 N/A% 0 N/A% 0 N/A%
session_name0 N/A% 0 0.0% 0 N/A% 0 N/A% 0 N/A%
uniqid0 N/A% 0 0.0% 1 N/A% 0 N/A% 0 N/A%
session_set_save_handler0 N/A% 0 0.0% 1 N/A% 0 N/A% 0 N/A%
mt_rand0 N/A% 0 0.0% 1 N/A% 0 N/A% 0 N/A%
Symfony\Component\HttpFoundation\ParameterBag::has0 N/A% 0 0.0% 0 N/A% 0 N/A% 0 N/A%