Diff Report
Run #519be9a13e594: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #519bea9000214: XHProf Run (Namespace=drupal-perf-drupalcon)
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Regression/Improvement summary for drupal_session_initialize

drupal_session_initializeRun #519be9a13e594Run #519bea9000214DiffDiff%
Number of Function Calls1 1 0 0.0%
Incl. Wall Time (microsec)3,816 3,799 -17 -0.4%
Incl. Wall Time (microsec) per call 3,816 3,799 -17 -0.4%
Excl. Wall Time (microsec)64 64 0 0.0%
Incl. CPU (microsecs)3,398 3,390 -8 -0.2%
Incl. CPU (microsecs) per call 3,398 3,390 -8 -0.2%
Excl. CPU (microsec)46 44 -2 -4.3%
Incl. MemUse (bytes)187,404 187,404 0 0.0%
Incl. MemUse (bytes) per call 187,404 187,404 0 0.0%
Excl. MemUse (bytes)2,112 2,112 0 0.0%
Incl. PeakMemUse (bytes)191,752 191,720 -32 -0.0%
Incl. PeakMemUse (bytes) per call 191,752 191,720 -32 -0.0%
Excl. PeakMemUse (bytes)1,652 1,652 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 -0.4% -8 -0.3% 0 0.0% -32 -0.1%
Exclusive Metrics Diff for Current Function0 0.0% -2 -25.0% 0 N/A% 0 0.0%
Parent function
drupal_bootstrap0 N/A% -17 -100.0% -8 -100.0% 0 N/A% -32 -100.0%
Child functions
drupal_get_user_timezone0 N/A% -20 -117.6% -9 -112.5% 0 N/A% 0 0.0%
Symfony\Component\HttpFoundation\Request::isSecure0 N/A% 2 11.8% 3 37.5% 0 N/A% 0 0.0%
drupal_anonymous_user0 N/A% 1 5.9% 2 25.0% 0 N/A% 0 0.0%
uniqid0 N/A% 1 5.9% 0 0.0% 0 N/A% 0 0.0%
Drupal::request0 N/A% -1 -5.9% 0 0.0% 0 N/A% 0 0.0%
date_default_timezone_set0 N/A% 0 0.0% 1 12.5% 0 N/A% 0 0.0%
session_id0 N/A% 0 0.0% 0 0.0% 0 N/A% 0 0.0%
mt_rand0 N/A% 0 0.0% -2 -25.0% 0 N/A% 0 0.0%
session_name0 N/A% 0 0.0% -1 -12.5% 0 N/A% 0 0.0%
session_set_save_handler0 N/A% 0 0.0% 0 0.0% 0 N/A% -32 -100.0%
Drupal\Component\Utility\Crypt::hashBase640 N/A% 0 0.0% 0 0.0% 0 N/A% 0 0.0%