Diff Report
Run #519be9a13e594: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #519bea2c59e7a: XHProf Run (Namespace=drupal-perf-drupalcon)
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Regression/Improvement summary for drupal_session_initialize

drupal_session_initializeRun #519be9a13e594Run #519bea2c59e7aDiffDiff%
Number of Function Calls1 1 0 0.0%
Incl. Wall Time (microsec)3,816 3,861 45 1.2%
Incl. Wall Time (microsec) per call 3,816 3,861 45 1.2%
Excl. Wall Time (microsec)64 62 -2 -3.1%
Incl. CPU (microsecs)3,398 3,403 5 0.1%
Incl. CPU (microsecs) per call 3,398 3,403 5 0.1%
Excl. CPU (microsec)46 43 -3 -6.5%
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)191,752 191,752 0 0.0%
Incl. PeakMemUse (bytes) per call 191,752 191,752 0 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% 45 3.7% 5 11.9% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function-2 -4.4% -3 -60.0% 0 N/A% 0 N/A%
Parent function
drupal_bootstrap0 N/A% 45 100.0% 5 100.0% 0 N/A% 0 N/A%
Child functions
drupal_get_user_timezone0 N/A% 54 120.0% 14 280.0% 0 N/A% 0 N/A%
Drupal::request0 N/A% -7 -15.6% -6 -120.0% 0 N/A% 0 N/A%
date_default_timezone_set0 N/A% -1 -2.2% -1 -20.0% 0 N/A% 0 N/A%
Symfony\Component\HttpFoundation\Request::isSecure0 N/A% 1 2.2% 2 40.0% 0 N/A% 0 N/A%
session_id0 N/A% 0 0.0% 1 20.0% 0 N/A% 0 N/A%
Drupal\Component\Utility\Crypt::hashBase640 N/A% 0 0.0% -1 -20.0% 0 N/A% 0 N/A%
mt_rand0 N/A% 0 0.0% -1 -20.0% 0 N/A% 0 N/A%
session_name0 N/A% 0 0.0% 0 0.0% 0 N/A% 0 N/A%
drupal_anonymous_user0 N/A% 0 0.0% 0 0.0% 0 N/A% 0 N/A%
session_set_save_handler0 N/A% 0 0.0% 1 20.0% 0 N/A% 0 N/A%
uniqid0 N/A% 0 0.0% -1 -20.0% 0 N/A% 0 N/A%