Diff Report
Run #518ef09a47b3b: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #518eee9367b5d: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for drupal_session_initialize

drupal_session_initializeRun #518ef09a47b3bRun #518eee9367b5dDiffDiff%
Number of Function Calls1 1 0 0.0%
Incl. Wall Time (microsec)1,499 1,542 43 2.9%
Incl. Wall Time (microsec) per call 1,499 1,542 43 2.9%
Excl. Wall Time (microsec)42 45 3 7.1%
Incl. CPU (microsecs)1,280 1,286 6 0.5%
Incl. CPU (microsecs) per call 1,280 1,286 6 0.5%
Excl. CPU (microsec)25 31 6 24.0%
Incl. MemUse (bytes)290,480 290,456 -24 -0.0%
Incl. MemUse (bytes) per call 290,480 290,456 -24 -0.0%
Excl. MemUse (bytes)4,128 4,128 0 0.0%
Incl. PeakMemUse (bytes)300,120 300,168 48 0.0%
Incl. PeakMemUse (bytes) per call 300,120 300,168 48 0.0%
Excl. PeakMemUse (bytes)3,512 3,512 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% 43 23.1% 6 1.2% -24 -0.1% 48 0.1%
Exclusive Metrics Diff for Current Function3 7.0% 6 100.0% 0 0.0% 0 0.0%
Parent function
drupal_bootstrap0 N/A% 43 100.0% 6 100.0% -24 -100.0% 48 100.0%
Child functions
drupal_get_user_timezone0 N/A% 42 97.7% 5 83.3% 0 0.0% 72 150.0%
drupal_anonymous_user0 N/A% -2 -4.7% -2 -33.3% 0 0.0% 0 0.0%
Drupal\Component\Utility\Crypt::hashBase640 N/A% -1 -2.3% -1 -16.7% 0 0.0% 0 0.0%
session_name0 N/A% -1 -2.3% -1 -16.7% 0 0.0% 0 0.0%
date_default_timezone_set0 N/A% 1 2.3% 2 33.3% 0 0.0% 0 0.0%
Drupal::request0 N/A% 1 2.3% 0 0.0% -24 -100.0% -24 -50.0%
session_id0 N/A% 0 0.0% 1 16.7% 0 0.0% 0 0.0%
mt_rand0 N/A% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
Symfony\Component\HttpFoundation\Request::isSecure0 N/A% 0 0.0% -2 -33.3% 0 0.0% 0 0.0%
session_set_save_handler0 N/A% 0 0.0% -1 -16.7% 0 0.0% 0 0.0%
uniqid0 N/A% 0 0.0% -1 -16.7% 0 0.0% 0 0.0%