Diff Report
Run #534ad8dec7444: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #534ad972c8c0d: XHProf Run (Namespace=drupal-perf-drupalcon)
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Regression/Improvement summary for Drupal\Core\Field\FieldItemBase::onChange

Drupal\Core\Field\FieldItemBase::onChangeRun #534ad8dec7444Run #534ad972c8c0dDiffDiff%
Number of Function Calls23 23 0 0.0%
Incl. Wall Time (microsec)707 633 -74 -10.5%
Incl. Wall Time (microsec) per call 31 28 -3 -10.5%
Excl. Wall Time (microsec)140 126 -14 -10.0%
Incl. CPU (microsecs)737 658 -79 -10.7%
Incl. CPU (microsecs) per call 32 29 -3 -10.7%
Excl. CPU (microsec)142 125 -17 -12.0%
Incl. MemUse (bytes)5,004 5,004 0 0.0%
Incl. MemUse (bytes) per call 218 218 0 0.0%
Excl. MemUse (bytes)1,792 1,792 0 0.0%
Incl. PeakMemUse (bytes)5,344 5,344 0 0.0%
Incl. PeakMemUse (bytes) per call 232 232 0 0.0%
Excl. PeakMemUse (bytes)1,640 1,640 0 0.0%

Parent/Child Regression/Improvement report for Drupal\Core\Field\FieldItemBase::onChange [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\Core\Field\FieldItemBase::onChange0 N/A% -74 -5.1% -79 -13.5% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function-14 -18.9% -17 -21.5% 0 N/A% 0 N/A%
Parent functions
Drupal\Core\Field\Plugin\Field\FieldType\LanguageItem::onChange0 N/A% -36 -48.6% -38 -48.1% 0 N/A% 0 N/A%
Drupal\Core\Field\Plugin\Field\FieldType\EntityReferenceItem::onChange0 N/A% -19 -25.7% -24 -30.4% 0 N/A% 0 N/A%
Drupal\Core\Field\FieldItemBase::set0 N/A% -19 -25.7% -17 -21.5% 0 N/A% 0 N/A%
Child function
Drupal\Core\TypedData\Plugin\DataType\ItemList::onChange0 N/A% -60 -81.1% -62 -78.5% 0 N/A% 0 N/A%