Diff Report
Run #52f5cb0964fa0: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #52f5cbc19a0d8: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for Drupal\file\Plugin\Field\FieldType\FileItem::isEmpty

Drupal\file\Plugin\Field\FieldType\FileItem::isEmptyRun #52f5cb0964fa0Run #52f5cbc19a0d8DiffDiff%
Number of Function Calls2 2 0 0.0%
Incl. Wall Time (microsec)42 20 -22 -52.4%
Incl. Wall Time (microsec) per call 21 10 -11 -52.4%
Excl. Wall Time (microsec)31 8 -23 -74.2%
Incl. CPU (microsecs)45 24 -21 -46.7%
Incl. CPU (microsecs) per call 23 12 -11 -46.7%
Excl. CPU (microsec)9 11 2 22.2%
Incl. MemUse (bytes)4,008 4,008 0 0.0%
Incl. MemUse (bytes) per call 2,004 2,004 0 0.0%
Excl. MemUse (bytes)1,784 1,784 0 0.0%
Incl. PeakMemUse (bytes)2,544 2,544 0 0.0%
Incl. PeakMemUse (bytes) per call 1,272 1,272 0 0.0%
Excl. PeakMemUse (bytes)1,208 1,208 0 0.0%

Parent/Child Regression/Improvement report for Drupal\file\Plugin\Field\FieldType\FileItem::isEmpty [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\file\Plugin\Field\FieldType\FileItem::isEmpty0 N/A% -22 -23.7% -21 -10.8% 0 0.0% 0 0.0%
Exclusive Metrics Diff for Current Function-23 -104.5% 2 9.5% 0 N/A% 0 N/A%
Parent function
Drupal\Core\Field\FieldItemList::Drupal\Core\Field\{closure}0 N/A% -22 -100.0% -21 -100.0% 0 N/A% 0 N/A%
Child function
Drupal\Core\Field\Plugin\Field\FieldType\EntityReferenceItem::__isset0 N/A% 1 4.5% -23 -109.5% 0 N/A% 0 N/A%