Diff Report
Run #539201f8938f4: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #5392041970f3f: XHProf Run (Namespace=drupal-perf-drupalcon)
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Regression/Improvement summary for Drupal\Core\Field\FieldItemList::__construct

Drupal\Core\Field\FieldItemList::__constructRun #539201f8938f4Run #5392041970f3fDiffDiff%
Number of Function Calls46 46 0 0.0%
Incl. Wall Time (microsec)23,188 23,135 -53 -0.2%
Incl. Wall Time (microsec) per call 504 503 -1 -0.2%
Excl. Wall Time (microsec)500 497 -3 -0.6%
Incl. CPU (microsecs)23,243 23,186 -57 -0.2%
Incl. CPU (microsecs) per call 505 504 -1 -0.2%
Excl. CPU (microsec)454 450 -4 -0.9%
Incl. MemUse (bytes)422,404 389,648 -32,756 -7.8%
Incl. MemUse (bytes) per call 9,183 8,471 -712 -7.8%
Excl. MemUse (bytes)9,468 9,468 0 0.0%
Incl. PeakMemUse (bytes)401,132 337,568 -63,564 -15.8%
Incl. PeakMemUse (bytes) per call 8,720 7,338 -1,382 -15.8%
Excl. PeakMemUse (bytes)1,100 1,100 0 0.0%

Parent/Child Regression/Improvement report for Drupal\Core\Field\FieldItemList::__construct [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\FieldItemList::__construct0 N/A% -53 -3.6% -57 -2.1% -32,756 -56.2% -63,564 -107.0%
Exclusive Metrics Diff for Current Function-3 -5.7% -4 -7.0% 0 0.0% 0 0.0%
Parent function
Drupal\Core\TypedData\TypedDataManager::createInstance0 N/A% -53 -100.0% -57 -100.0% -32,756 -100.0% -63,564 -100.0%
Child functions
Drupal\Core\TypedData\Plugin\DataType\ItemList::createItem0 N/A% -46 -86.8% -55 -96.5% -32,756 -100.0% -63,564 -100.0%
Drupal\Core\TypedData\TypedData::__construct0 N/A% -4 -7.5% 2 3.5% 0 0.0% 0 0.0%