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

Drupal\Core\Field\FieldItemBase::onChangeRun #53923d861ff11Run #53923e49d2b58DiffDiff%
Number of Function Calls15 15 0 0.0%
Incl. Wall Time (microsec)1,255 1,237 -18 -1.4%
Incl. Wall Time (microsec) per call 84 82 -1 -1.4%
Excl. Wall Time (microsec)74 75 1 1.4%
Incl. CPU (microsecs)1,278 1,257 -21 -1.6%
Incl. CPU (microsecs) per call 85 84 -1 -1.6%
Excl. CPU (microsec)84 80 -4 -4.8%
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)6,420 6,300 -120 -1.9%
Incl. PeakMemUse (bytes) per call 428 420 -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 Function1 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%