Diff Report
Run #519fe6587b366: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #519fe7e2d7c63: XHProf Run (Namespace=drupal-perf-drupalcon)
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Regression/Improvement summary for drupal_session_initialize

drupal_session_initializeRun #519fe6587b366Run #519fe7e2d7c63DiffDiff%
Number of Function Calls1 1 0 0.0%
Incl. Wall Time (microsec)883 897 14 1.6%
Incl. Wall Time (microsec) per call 883 897 14 1.6%
Excl. Wall Time (microsec)30 32 2 6.7%
Incl. CPU (microsecs)0 4,000 4,000 N/A%
Incl. CPU (microsecs) per call 0 4,000 4,000 N/A%
Excl. CPU (microsec)0 0 0 N/A%
Incl. MemUse (bytes)290,016 290,016 0 0.0%
Incl. MemUse (bytes) per call 290,016 290,016 0 0.0%
Excl. MemUse (bytes)4,128 4,128 0 0.0%
Incl. PeakMemUse (bytes)295,256 295,256 0 0.0%
Incl. PeakMemUse (bytes) per call 295,256 295,256 0 0.0%
Excl. PeakMemUse (bytes)2,568 2,568 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% 14 0.5% 4,000 100.0% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function2 14.3% 0 0.0% 0 N/A% 0 N/A%
Parent function
drupal_bootstrap0 N/A% 14 100.0% 4,000 100.0% 0 N/A% 0 N/A%
Child functions
drupal_get_user_timezone0 N/A% 6 42.9% 0 0.0% 0 N/A% 0 N/A%
drupal_anonymous_user0 N/A% 4 28.6% 4,000 100.0% 0 N/A% 0 N/A%
Drupal::request0 N/A% 3 21.4% 0 0.0% 0 N/A% 0 N/A%
Drupal\Component\Utility\Crypt::hashBase640 N/A% -1 -7.1% 0 0.0% 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% 0 0.0% 0 N/A% 0 N/A%
mt_rand0 N/A% 0 0.0% 0 0.0% 0 N/A% 0 N/A%
Symfony\Component\HttpFoundation\Request::isSecure0 N/A% 0 0.0% 0 0.0% 0 N/A% 0 N/A%
session_name0 N/A% 0 0.0% 0 0.0% 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% 0 0.0% 0 N/A% 0 N/A%