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\TypedData\Plugin\DataType\ItemList::first

Drupal\Core\TypedData\Plugin\DataType\ItemList::firstRun #52e4374042aceRun #52e436ce9c71dDiffDiff%
Number of Function Calls312 -312 -100.0%
Incl. Wall Time (microsec)1,470 -1,470 -100.0%
Incl. Wall Time (microsec) per call 5 N/A -5 -100.0%
Excl. Wall Time (microsec)680 -680 -100.0%
Incl. CPU (microsecs)1,754 -1,754 -100.0%
Incl. CPU (microsecs) per call 6 N/A -6 -100.0%
Excl. CPU (microsec)700 -700 -100.0%
Incl. MemUse (bytes)8,032 -8,032 -100.0%
Incl. MemUse (bytes) per call 26 N/A -26 -100.0%
Excl. MemUse (bytes)5,512 -5,512 -100.0%
Incl. PeakMemUse (bytes)11,224 -11,224 -100.0%
Incl. PeakMemUse (bytes) per call 36 N/A -36 -100.0%
Excl. PeakMemUse (bytes)6,808 -6,808 -100.0%

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::first-312 -50.0% -1,470 -126.2% -1,754 -173.1% -8,032 -9.9% -11,224 -14.0%
Exclusive Metrics Diff for Current Function-680 -46.3% -700 -39.9% -5,512 -68.6% -6,808 -60.7%
Parent functions
Drupal\Core\Field\FieldItemList::applyDefaultValue-153 -49.0% -674 -45.9% -810 -46.2% -1,104 -13.7% -1,296 -11.5%
Drupal\Core\Field\FieldItemList::__get-124 -39.7% -617 -42.0% -733 -41.8% -1,088 -13.5% -5,160 -46.0%
Drupal\Core\Field\FieldItemList::__isset-20 -6.4% -107 -7.3% -120 -6.8% -3,200 -39.8% -3,232 -28.8%
Drupal\Core\Field\FieldItemList::__set-6 -1.9% -34 -2.3% -41 -2.3% -960 -12.0% -608 -5.4%
Drupal\comment\CommentFormController::form-7 -2.2% -28 -1.9% -37 -2.1% -840 -10.5% -144 -1.3%
Drupal\Core\Field\FieldItemList::__get@1-2 -0.6% -10 -0.7% -13 -0.7% -840 -10.5% -784 -7.0%
Child function
Drupal\Core\TypedData\Plugin\DataType\ItemList::get-312 -100.0% -790 -53.7% -1,054 -60.1% -2,520 -31.4% -4,416 -39.3%