Diff Report
Run #517c76da9b0d3: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #517c75d3de7c7: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for drupal_register_shutdown_function

drupal_register_shutdown_functionRun #517c76da9b0d3Run #517c75d3de7c7DiffDiff%
Number of Function Calls2 3 1 50.0%
Incl. Wall Time (microsec)29 41 12 41.4%
Incl. Wall Time (microsec) per call 15 14 -1 -5.7%
Excl. Wall Time (microsec)19 33 14 73.7%
Incl. CPU (microsecs)32 45 13 40.6%
Incl. CPU (microsecs) per call 16 15 -1 -6.2%
Excl. CPU (microsec)18 25 7 38.9%
Incl. MemUse (bytes)6,784 8,280 1,496 22.1%
Incl. MemUse (bytes) per call 3,392 2,760 -632 -18.6%
Excl. MemUse (bytes)3,408 4,736 1,328 39.0%
Incl. PeakMemUse (bytes)5,856 6,432 576 9.8%
Incl. PeakMemUse (bytes) per call 2,928 2,144 -784 -26.8%
Excl. PeakMemUse (bytes)2,736 3,264 528 19.3%

Parent/Child Regression/Improvement report for drupal_register_shutdown_function [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_register_shutdown_function1 33.3% 12 0.0% 13 0.0% 1,496 0.6% 576 0.2%
Exclusive Metrics Diff for Current Function14 116.7% 7 53.8% 1,328 88.8% 528 91.7%
Parent functions
_drupal_session_read1 100.0% 9 75.0% 11 84.6% 1,496 100.0% 576 100.0%
Drupal\devel\EventSubscriber\DevelEventSubscriber::onRequest0 0.0% 3 25.0% 2 15.4% 0 0.0% 0 0.0%
Drupal\Core\Lock\DatabaseLockBackend::__construct0 0.0% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
Child functions
func_get_args1 50.0% -2 -16.7% 1 7.7% 304 20.3% 48 8.3%
array_shift1 50.0% 1 8.3% 3 23.1% -136 -9.1% 0 0.0%
register_shutdown_function0 0.0% -1 -8.3% 2 15.4% 0 0.0% 0 0.0%