Diff Report
Run #51774cdfb1214: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #51774c26bf054: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for drupal_session_initialize

drupal_session_initializeRun #51774cdfb1214Run #51774c26bf054DiffDiff%
Number of Function Calls1 1 0 0.0%
Incl. Wall Time (microsec)1,758 1,618 -140 -8.0%
Incl. Wall Time (microsec) per call 1,758 1,618 -140 -8.0%
Excl. Wall Time (microsec)38 38 0 0.0%
Incl. CPU (microsecs)1,472 1,435 -37 -2.5%
Incl. CPU (microsecs) per call 1,472 1,435 -37 -2.5%
Excl. CPU (microsec)26 27 1 3.8%
Incl. MemUse (bytes)261,544 261,536 -8 -0.0%
Incl. MemUse (bytes) per call 261,544 261,536 -8 -0.0%
Excl. MemUse (bytes)3,552 3,552 0 0.0%
Incl. PeakMemUse (bytes)270,328 270,320 -8 -0.0%
Incl. PeakMemUse (bytes) per call 270,328 270,320 -8 -0.0%
Excl. PeakMemUse (bytes)2,792 2,792 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% -140 -0.6% -37 -0.2% -8 -0.1% -8 -0.1%
Exclusive Metrics Diff for Current Function0 0.0% 1 2.7% 0 0.0% 0 0.0%
Parent function
drupal_bootstrap0 N/A% -140 -100.0% -37 -100.0% -8 -100.0% -8 -100.0%
Child functions
drupal_get_user_timezone0 N/A% -88 -62.9% 14 37.8% 0 0.0% 0 0.0%
drupal_anonymous_user0 N/A% -49 -35.0% -49 -132.4% -8 -100.0% -8 -100.0%
date_default_timezone_set0 N/A% 2 1.4% 3 8.1% 0 0.0% 0 0.0%
drupal_hash_base640 N/A% -2 -1.4% -1 -2.7% 0 0.0% 0 0.0%
uniqid0 N/A% -1 -0.7% -3 -8.1% 0 0.0% 0 0.0%
mt_rand0 N/A% -1 -0.7% 0 0.0% 0 0.0% 0 0.0%
session_set_save_handler0 N/A% -1 -0.7% -1 -2.7% 0 0.0% 0 0.0%
session_name0 N/A% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
session_id0 N/A% 0 0.0% -1 -2.7% 0 0.0% 0 0.0%