Diff Report
Run #5391fc871e91d: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #5391fd5a43e70: 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 #5391fc871e91dRun #5391fd5a43e70DiffDiff%
Number of Function Calls43 43 0 0.0%
Incl. Wall Time (microsec)363 368 5 1.4%
Incl. Wall Time (microsec) per call 8 9 0 1.4%
Excl. Wall Time (microsec)163 160 -3 -1.8%
Incl. CPU (microsecs)416 421 5 1.2%
Incl. CPU (microsecs) per call 10 10 0 1.2%
Excl. CPU (microsec)166 174 8 4.8%
Incl. MemUse (bytes)3,960 3,960 0 0.0%
Incl. MemUse (bytes) per call 92 92 0 0.0%
Excl. MemUse (bytes)2,664 2,664 0 0.0%
Incl. PeakMemUse (bytes)3,744 3,688 -56 -1.5%
Incl. PeakMemUse (bytes) per call 87 86 -1 -1.5%
Excl. PeakMemUse (bytes)1,888 1,860 -28 -1.5%

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% 5 0.3% 5 1.2% 0 0.0% -56 -0.2%
Exclusive Metrics Diff for Current Function-3 -60.0% 8 160.0% 0 N/A% -28 -50.0%
Parent functions
Drupal\Core\Field\FieldItemList::applyDefaultValue0 N/A% 4 80.0% 6 120.0% 0 N/A% 0 0.0%
Drupal\Core\Field\FieldItemList::__isset0 N/A% 2 40.0% 0 0.0% 0 N/A% 0 0.0%
Drupal\Core\Field\FieldItemList::__get0 N/A% -1 -20.0% -1 -20.0% 0 N/A% -56 -100.0%
Drupal\shortcut\Entity\Shortcut::getRouteParams0 N/A% 0 0.0% -1 -20.0% 0 N/A% 0 0.0%
Drupal\Core\Field\FieldItemList::__get@10 N/A% 0 0.0% 1 20.0% 0 N/A% 0 0.0%
Child function
Drupal\Core\TypedData\Plugin\DataType\ItemList::get0 N/A% 8 160.0% -3 -60.0% 0 N/A% -28 -50.0%