Diff Report
Run #51f5bb078e5a7: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #51f5bb45dd257: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for drupal_session_initialize

drupal_session_initializeRun #51f5bb078e5a7Run #51f5bb45dd257DiffDiff%
Number of Function Calls1 1 0 0.0%
Incl. Wall Time (microsec)1,174 1,137 -37 -3.2%
Incl. Wall Time (microsec) per call 1,174 1,137 -37 -3.2%
Excl. Wall Time (microsec)46 47 1 2.2%
Incl. CPU (microsecs)901 866 -35 -3.9%
Incl. CPU (microsecs) per call 901 866 -35 -3.9%
Excl. CPU (microsec)30 32 2 6.7%
Incl. MemUse (bytes)70,320 70,320 0 0.0%
Incl. MemUse (bytes) per call 70,320 70,320 0 0.0%
Excl. MemUse (bytes)4,168 4,168 0 0.0%
Incl. PeakMemUse (bytes)115,256 115,256 0 0.0%
Incl. PeakMemUse (bytes) per call 115,256 115,256 0 0.0%
Excl. PeakMemUse (bytes)2,984 2,984 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% -37 -4.9% -35 -29.9% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function1 2.7% 2 5.7% 0 N/A% 0 N/A%
Parent function
Drupal\Core\Authentication\Provider\Cookie::authenticate0 N/A% -37 -100.0% -35 -100.0% 0 N/A% 0 N/A%
Child functions
Drupal\Component\Utility\Crypt::hashBase640 N/A% -26 -70.3% -24 -68.6% 0 N/A% 0 N/A%
drupal_get_user_timezone0 N/A% -10 -27.0% -9 -25.7% 0 N/A% 0 N/A%
session_set_save_handler0 N/A% -1 -2.7% 0 0.0% 0 N/A% 0 N/A%
Symfony\Component\HttpFoundation\Request::isSecure0 N/A% -1 -2.7% -1 -2.9% 0 N/A% 0 N/A%
date_default_timezone_set0 N/A% 0 0.0% 0 0.0% 0 N/A% 0 N/A%
session_id0 N/A% 0 0.0% -1 -2.9% 0 N/A% 0 N/A%
mt_rand0 N/A% 0 0.0% 0 0.0% 0 N/A% 0 N/A%
Drupal::request0 N/A% 0 0.0% 0 0.0% 0 N/A% 0 N/A%
session_name0 N/A% 0 0.0% -2 -5.7% 0 N/A% 0 N/A%
drupal_anonymous_user0 N/A% 0 0.0% -1 -2.9% 0 N/A% 0 N/A%
uniqid0 N/A% 0 0.0% 1 2.9% 0 N/A% 0 N/A%