Diff Report
Run #52e43719571bf: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #52e436ce9c71d: XHProf Run (Namespace=drupal-perf-drupalcon)
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Regression/Improvement summary for Drupal\Core\Field\FieldItemBase::onChange

Drupal\Core\Field\FieldItemBase::onChangeRun #52e43719571bfRun #52e436ce9c71dDiffDiff%
Number of Function Calls16 16 0 0.0%
Incl. Wall Time (microsec)246 234 -12 -4.9%
Incl. Wall Time (microsec) per call 15 15 -1 -4.9%
Excl. Wall Time (microsec)61 49 -12 -19.7%
Incl. CPU (microsecs)261 251 -10 -3.8%
Incl. CPU (microsecs) per call 16 16 -1 -3.8%
Excl. CPU (microsec)53 50 -3 -5.7%
Incl. MemUse (bytes)8,616 8,616 0 0.0%
Incl. MemUse (bytes) per call 539 539 0 0.0%
Excl. MemUse (bytes)3,040 3,040 0 0.0%
Incl. PeakMemUse (bytes)2,760 2,760 0 0.0%
Incl. PeakMemUse (bytes) per call 173 173 0 0.0%
Excl. PeakMemUse (bytes)1,168 1,168 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% -12 -1.1% -10 -1.1% 0 0.0% 0 0.0%
Exclusive Metrics Diff for Current Function-12 -100.0% -3 -30.0% 0 N/A% 0 N/A%
Parent functions
Drupal\Core\Field\Plugin\Field\FieldType\EntityReferenceItem::onChange0 N/A% -10 -83.3% -10 -100.0% 0 N/A% 0 N/A%
Drupal\Core\Field\FieldItemBase::set0 N/A% -3 -25.0% -1 -10.0% 0 N/A% 0 N/A%
Drupal\Core\Field\Plugin\Field\FieldType\LanguageItem::onChange0 N/A% 1 8.3% 1 10.0% 0 N/A% 0 N/A%
Child function
Drupal\Core\TypedData\Plugin\DataType\ItemList::onChange0 N/A% 0 0.0% -7 -70.0% 0 N/A% 0 N/A%