Diff Report
Run #53920c043e98b: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #53920b950c201: 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 #53920c043e98bRun #53920b950c201DiffDiff%
Number of Function Calls16 16 0 0.0%
Incl. Wall Time (microsec)137 133 -4 -2.9%
Incl. Wall Time (microsec) per call 9 8 -0 -2.9%
Excl. Wall Time (microsec)61 60 -1 -1.6%
Incl. CPU (microsecs)163 151 -12 -7.4%
Incl. CPU (microsecs) per call 10 9 -1 -7.4%
Excl. CPU (microsec)69 57 -12 -17.4%
Incl. MemUse (bytes)3,336 3,336 0 0.0%
Incl. MemUse (bytes) per call 209 209 0 0.0%
Excl. MemUse (bytes)2,136 2,136 0 0.0%
Incl. PeakMemUse (bytes)2,928 2,928 0 0.0%
Incl. PeakMemUse (bytes) per call 183 183 0 0.0%
Excl. PeakMemUse (bytes)1,616 1,616 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% -4 -1.1% -12 -6.4% 0 0.0% 0 0.0%
Exclusive Metrics Diff for Current Function-1 -25.0% -12 -100.0% 0 N/A% 0 N/A%
Parent functions
Drupal\Core\Field\FieldItemList::__get0 N/A% -3 -75.0% -4 -33.3% 0 N/A% 0 N/A%
Drupal\shortcut\Entity\Shortcut::getRouteParams0 N/A% -1 -25.0% -2 -16.7% 0 N/A% 0 N/A%
Drupal\Core\Field\FieldItemList::__get@10 N/A% 0 0.0% -3 -25.0% 0 N/A% 0 N/A%
Drupal\Core\Field\FieldItemList::__isset0 N/A% 0 0.0% -3 -25.0% 0 N/A% 0 N/A%
Child function
Drupal\Core\TypedData\Plugin\DataType\ItemList::get0 N/A% -3 -75.0% 0 0.0% 0 N/A% 0 N/A%