Diff Report
Run #52f5cb0964fa0: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #52f5cb9d4924f: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for drupal_session_initialize

drupal_session_initializeRun #52f5cb0964fa0Run #52f5cb9d4924fDiffDiff%
Number of Function Calls2 2 0 0.0%
Incl. Wall Time (microsec)1,123 1,119 -4 -0.4%
Incl. Wall Time (microsec) per call 562 560 -2 -0.4%
Excl. Wall Time (microsec)79 77 -2 -2.5%
Incl. CPU (microsecs)975 973 -2 -0.2%
Incl. CPU (microsecs) per call 488 487 -1 -0.2%
Excl. CPU (microsec)52 61 9 17.3%
Incl. MemUse (bytes)75,672 75,672 0 0.0%
Incl. MemUse (bytes) per call 37,836 37,836 0 0.0%
Excl. MemUse (bytes)4,720 4,720 0 0.0%
Incl. PeakMemUse (bytes)189,784 189,784 0 0.0%
Incl. PeakMemUse (bytes) per call 94,892 94,892 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 -0.8% -2 -0.5% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function-2 -50.0% 9 450.0% 0 N/A% 0 N/A%
Parent function
Drupal\Core\Authentication\Provider\Cookie::authenticate0 N/A% -4 -100.0% -2 -100.0% 0 N/A% 0 N/A%
Child functions
Drupal\Component\Utility\Crypt::hashBase640 N/A% -3 -75.0% -4 -200.0% 0 N/A% 0 N/A%
Symfony\Component\HttpFoundation\ParameterBag::has0 N/A% 2 50.0% 2 100.0% 0 N/A% 0 N/A%
drupal_anonymous_user0 N/A% -1 -25.0% -2 -100.0% 0 N/A% 0 N/A%
drupal_get_user_timezone0 N/A% 1 25.0% 2 100.0% 0 N/A% 0 N/A%
Symfony\Component\ClassLoader\ApcClassLoader::loadClass0 N/A% 1 25.0% -1 -50.0% 0 N/A% 0 N/A%
Drupal::request0 N/A% -1 -25.0% -2 -100.0% 0 N/A% 0 N/A%
Symfony\Component\HttpFoundation\Request::isSecure0 N/A% -1 -25.0% -1 -50.0% 0 N/A% 0 N/A%
session_id0 N/A% 0 0.0% -2 -100.0% 0 N/A% 0 N/A%
date_default_timezone_set0 N/A% 0 0.0% 1 50.0% 0 N/A% 0 N/A%
uniqid0 N/A% 0 0.0% 1 50.0% 0 N/A% 0 N/A%
session_set_save_handler0 N/A% 0 0.0% -1 -50.0% 0 N/A% 0 N/A%
mt_rand0 N/A% 0 0.0% -2 -100.0% 0 N/A% 0 N/A%
session_name0 N/A% 0 0.0% -2 -100.0% 0 N/A% 0 N/A%