Diff Report
Run #52e4189e0e4fe: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #52e417f8e04a5: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for drupal_session_initialize

drupal_session_initializeRun #52e4189e0e4feRun #52e417f8e04a5DiffDiff%
Number of Function Calls2 2 0 0.0%
Incl. Wall Time (microsec)1,035 1,011 -24 -2.3%
Incl. Wall Time (microsec) per call 518 506 -12 -2.3%
Excl. Wall Time (microsec)71 68 -3 -4.2%
Incl. CPU (microsecs)896 871 -25 -2.8%
Incl. CPU (microsecs) per call 448 436 -13 -2.8%
Excl. CPU (microsec)50 49 -1 -2.0%
Incl. MemUse (bytes)75,552 75,552 0 0.0%
Incl. MemUse (bytes) per call 37,776 37,776 0 0.0%
Excl. MemUse (bytes)4,160 4,160 0 0.0%
Incl. PeakMemUse (bytes)177,224 177,224 0 0.0%
Incl. PeakMemUse (bytes) per call 88,612 88,612 0 0.0%
Excl. PeakMemUse (bytes)1,704 1,704 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% -24 -6.5% -25 -7.1% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function-3 -12.5% -1 -4.0% 0 N/A% 0 N/A%
Parent function
Drupal\Core\Authentication\Provider\Cookie::authenticate0 N/A% -24 -100.0% -25 -100.0% 0 N/A% 0 N/A%
Child functions
Drupal\Component\Utility\Crypt::hashBase640 N/A% -26 -108.3% -26 -104.0% 0 N/A% 0 N/A%
drupal_get_user_timezone0 N/A% 1 4.2% 0 0.0% 0 N/A% 0 N/A%
drupal_anonymous_user0 N/A% 1 4.2% 1 4.0% 0 N/A% 0 N/A%
Composer\Autoload\ClassLoader::loadClass0 N/A% 1 4.2% 1 4.0% 0 N/A% 0 N/A%
Symfony\Component\HttpFoundation\Request::isSecure0 N/A% 1 4.2% 2 8.0% 0 N/A% 0 N/A%
session_name0 N/A% 1 4.2% -1 -4.0% 0 N/A% 0 N/A%
session_id0 N/A% 0 0.0% -2 -8.0% 0 N/A% 0 N/A%
date_default_timezone_set0 N/A% 0 0.0% 2 8.0% 0 N/A% 0 N/A%
Drupal::request0 N/A% 0 0.0% 1 4.0% 0 N/A% 0 N/A%
uniqid0 N/A% 0 0.0% -3 -12.0% 0 N/A% 0 N/A%
session_set_save_handler0 N/A% 0 0.0% 0 0.0% 0 N/A% 0 N/A%
mt_rand0 N/A% 0 0.0% 2 8.0% 0 N/A% 0 N/A%
Symfony\Component\HttpFoundation\ParameterBag::has0 N/A% 0 0.0% -1 -4.0% 0 N/A% 0 N/A%