Diff Report
Run #539201f8938f4: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #539203c57074d: XHProf Run (Namespace=drupal-perf-drupalcon)
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Regression/Improvement summary for Drupal\Core\TypedData\Plugin\DataType\ItemList::first

Drupal\Core\TypedData\Plugin\DataType\ItemList::firstRun #539201f8938f4Run #539203c57074dDiffDiff%
Number of Function Calls49 49 0 0.0%
Incl. Wall Time (microsec)417 419 2 0.5%
Incl. Wall Time (microsec) per call 9 9 0 0.5%
Excl. Wall Time (microsec)189 185 -4 -2.1%
Incl. CPU (microsecs)468 475 7 1.5%
Incl. CPU (microsecs) per call 10 10 0 1.5%
Excl. CPU (microsec)185 194 9 4.9%
Incl. MemUse (bytes)3,896 3,896 0 0.0%
Incl. MemUse (bytes) per call 80 80 0 0.0%
Excl. MemUse (bytes)2,648 2,648 0 0.0%
Incl. PeakMemUse (bytes)3,520 3,520 0 0.0%
Incl. PeakMemUse (bytes) per call 72 72 0 0.0%
Excl. PeakMemUse (bytes)1,804 1,804 0 0.0%

Parent/Child Regression/Improvement report for Drupal\Core\TypedData\Plugin\DataType\ItemList::first [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\TypedData\Plugin\DataType\ItemList::first0 N/A% 2 0.8% 7 1.4% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function-4 -200.0% 9 128.6% 0 N/A% 0 N/A%
Parent functions
Drupal\Core\Field\FieldItemList::__isset0 N/A% -2 -100.0% 0 0.0% 0 N/A% 0 N/A%
Drupal\Core\Field\FieldItemList::applyDefaultValue0 N/A% 2 100.0% 0 0.0% 0 N/A% 0 N/A%
Drupal\Core\Field\FieldItemList::__get0 N/A% 2 100.0% 5 71.4% 0 N/A% 0 N/A%
Drupal\shortcut\Entity\Shortcut::getRouteParams0 N/A% 0 0.0% 1 14.3% 0 N/A% 0 N/A%
Drupal\Core\Field\FieldItemList::__get@10 N/A% 0 0.0% 1 14.3% 0 N/A% 0 N/A%
Child function
Drupal\Core\TypedData\Plugin\DataType\ItemList::get0 N/A% 6 300.0% -2 -28.6% 0 N/A% 0 N/A%