Diff Report
Run #52e4374042ace: 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 #52e4374042aceRun #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)59 49 -10 -16.9%
Incl. CPU (microsecs)262 251 -11 -4.2%
Incl. CPU (microsecs) per call 16 16 -1 -4.2%
Excl. CPU (microsec)65 50 -15 -23.1%
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)2,680 2,760 80 3.0%
Incl. PeakMemUse (bytes) per call 168 173 5 3.0%
Excl. PeakMemUse (bytes)1,088 1,168 80 7.4%

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 -1.0% -11 -1.1% 0 0.0% 80 0.1%
Exclusive Metrics Diff for Current Function-10 -83.3% -15 -136.4% 0 N/A% 80 100.0%
Parent functions
Drupal\Core\Field\FieldItemBase::set0 N/A% -9 -75.0% -5 -45.5% 0 N/A% 80 100.0%
Drupal\Core\Field\Plugin\Field\FieldType\EntityReferenceItem::onChange0 N/A% -2 -16.7% -4 -36.4% 0 N/A% 0 0.0%
Drupal\Core\Field\Plugin\Field\FieldType\LanguageItem::onChange0 N/A% -1 -8.3% -2 -18.2% 0 N/A% 0 0.0%
Child function
Drupal\Core\TypedData\Plugin\DataType\ItemList::onChange0 N/A% -2 -16.7% 4 36.4% 0 N/A% 0 0.0%