Diff Report
Run #53923e49d2b58: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #53923d861ff11: XHProf Run (Namespace=drupal-perf-drupalcon)
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Regression/Improvement summary for Drupal\Core\Field\FieldItemBase::onChange

Drupal\Core\Field\FieldItemBase::onChangeRun #53923e49d2b58Run #53923d861ff11DiffDiff%
Number of Function Calls15 15 0 0.0%
Incl. Wall Time (microsec)1,237 1,255 18 1.5%
Incl. Wall Time (microsec) per call 82 84 1 1.5%
Excl. Wall Time (microsec)75 74 -1 -1.3%
Incl. CPU (microsecs)1,257 1,278 21 1.7%
Incl. CPU (microsecs) per call 84 85 1 1.7%
Excl. CPU (microsec)80 84 4 5.0%
Incl. MemUse (bytes)4,872 4,872 0 0.0%
Incl. MemUse (bytes) per call 325 325 0 0.0%
Excl. MemUse (bytes)1,792 1,792 0 0.0%
Incl. PeakMemUse (bytes)6,300 6,420 120 1.9%
Incl. PeakMemUse (bytes) per call 420 428 8 1.9%
Excl. PeakMemUse (bytes)992 992 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% 18 1.1% 21 1.9% 0 0.0% 120 17.2%
Exclusive Metrics Diff for Current Function-1 -5.6% 4 19.0% 0 N/A% 0 0.0%
Parent functions
Drupal\Core\Field\Plugin\Field\FieldType\LanguageItem::onChange0 N/A% 12 66.7% 12 57.1% 0 N/A% 0 0.0%
Drupal\Core\Field\FieldItemBase::set0 N/A% 8 44.4% 9 42.9% 0 N/A% 0 0.0%
Drupal\Core\Field\Plugin\Field\FieldType\EntityReferenceItem::onChange0 N/A% -2 -11.1% 0 0.0% 0 N/A% 120 100.0%
Child function
Drupal\Core\TypedData\Plugin\DataType\ItemList::onChange0 N/A% 19 105.6% 17 81.0% 0 N/A% 120 100.0%