Diff Report
Run #519f02001a77a: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #519f012418c24: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for drupal_session_initialize

drupal_session_initializeRun #519f02001a77aRun #519f012418c24DiffDiff%
Number of Function Calls1 1 0 0.0%
Incl. Wall Time (microsec)1,535 1,550 15 1.0%
Incl. Wall Time (microsec) per call 1,535 1,550 15 1.0%
Excl. Wall Time (microsec)44 42 -2 -4.5%
Incl. CPU (microsecs)1,284 1,327 43 3.3%
Incl. CPU (microsecs) per call 1,284 1,327 43 3.3%
Excl. CPU (microsec)30 26 -4 -13.3%
Incl. MemUse (bytes)290,480 290,480 0 0.0%
Incl. MemUse (bytes) per call 290,480 290,480 0 0.0%
Excl. MemUse (bytes)4,128 4,128 0 0.0%
Incl. PeakMemUse (bytes)346,048 346,048 0 0.0%
Incl. PeakMemUse (bytes) per call 346,048 346,048 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% 15 4.6% 43 3.0% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function-2 -13.3% -4 -9.3% 0 N/A% 0 N/A%
Parent function
drupal_bootstrap0 N/A% 15 100.0% 43 100.0% 0 N/A% 0 N/A%
Child functions
Drupal::request0 N/A% 21 140.0% 21 48.8% 0 N/A% 0 N/A%
drupal_get_user_timezone0 N/A% -9 -60.0% 17 39.5% 0 N/A% 0 N/A%
drupal_anonymous_user0 N/A% 4 26.7% 4 9.3% 0 N/A% 0 N/A%
session_name0 N/A% 1 6.7% -1 -2.3% 0 N/A% 0 N/A%
session_id0 N/A% 0 0.0% 0 0.0% 0 N/A% 0 N/A%
date_default_timezone_set0 N/A% 0 0.0% -1 -2.3% 0 N/A% 0 N/A%
Drupal\Component\Utility\Crypt::hashBase640 N/A% 0 0.0% 2 4.7% 0 N/A% 0 N/A%
mt_rand0 N/A% 0 0.0% 2 4.7% 0 N/A% 0 N/A%
Symfony\Component\HttpFoundation\Request::isSecure0 N/A% 0 0.0% 1 2.3% 0 N/A% 0 N/A%
session_set_save_handler0 N/A% 0 0.0% 0 0.0% 0 N/A% 0 N/A%
uniqid0 N/A% 0 0.0% 2 4.7% 0 N/A% 0 N/A%