Diff Report
Run #52c96b69a1c07: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #52c96bbf45f87: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for drupal_session_initialize

drupal_session_initializeRun #52c96b69a1c07Run #52c96bbf45f87DiffDiff%
Number of Function Calls2 2 0 0.0%
Incl. Wall Time (microsec)960 977 17 1.8%
Incl. Wall Time (microsec) per call 480 489 9 1.8%
Excl. Wall Time (microsec)64 63 -1 -1.6%
Incl. CPU (microsecs)833 840 7 0.8%
Incl. CPU (microsecs) per call 417 420 4 0.8%
Excl. CPU (microsec)44 42 -2 -4.5%
Incl. MemUse (bytes)68,280 68,280 0 0.0%
Incl. MemUse (bytes) per call 34,140 34,140 0 0.0%
Excl. MemUse (bytes)4,232 4,232 0 0.0%
Incl. PeakMemUse (bytes)166,600 166,600 0 0.0%
Incl. PeakMemUse (bytes) per call 83,300 83,300 0 0.0%
Excl. PeakMemUse (bytes)1,248 1,248 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% 17 3.0% 7 1.3% 0 0.0% 0 0.0%
Exclusive Metrics Diff for Current Function-1 -5.9% -2 -28.6% 0 N/A% 0 N/A%
Parent function
Drupal\Core\Authentication\Provider\Cookie::authenticate0 N/A% 17 100.0% 7 100.0% 0 N/A% 0 N/A%
Child functions
drupal_get_user_timezone0 N/A% 11 64.7% 4 57.1% 0 N/A% 0 N/A%
Drupal\Component\Utility\Crypt::hashBase640 N/A% 3 17.6% 3 42.9% 0 N/A% 0 N/A%
session_set_save_handler0 N/A% 2 11.8% 1 14.3% 0 N/A% 0 N/A%
session_id0 N/A% 1 5.9% 1 14.3% 0 N/A% 0 N/A%
session_name0 N/A% -1 -5.9% 1 14.3% 0 N/A% 0 N/A%
Drupal::request0 N/A% 1 5.9% -1 -14.3% 0 N/A% 0 N/A%
Symfony\Component\HttpFoundation\Request::isSecure0 N/A% 1 5.9% 3 42.9% 0 N/A% 0 N/A%
date_default_timezone_set0 N/A% 0 0.0% 1 14.3% 0 N/A% 0 N/A%
drupal_anonymous_user0 N/A% 0 0.0% -1 -14.3% 0 N/A% 0 N/A%
Symfony\Component\HttpFoundation\ParameterBag::has0 N/A% 0 0.0% -2 -28.6% 0 N/A% 0 N/A%
mt_rand0 N/A% 0 0.0% -2 -28.6% 0 N/A% 0 N/A%
uniqid0 N/A% 0 0.0% 1 14.3% 0 N/A% 0 N/A%