Diff Report
Run #52e436ce9c71d: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #52e4374042ace: XHProf Run (Namespace=drupal-perf-drupalcon)
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Regression/Improvement summary for Drupal\Core\Field\FieldItemList::__isset

Drupal\Core\Field\FieldItemList::__issetRun #52e436ce9c71dRun #52e4374042aceDiffDiff%
Number of Function Calls20 20 0 0.0%
Incl. Wall Time (microsec)419 490 71 16.9%
Incl. Wall Time (microsec) per call 21 25 4 16.9%
Excl. Wall Time (microsec)96 107 11 11.5%
Incl. CPU (microsecs)448 506 58 12.9%
Incl. CPU (microsecs) per call 22 25 3 12.9%
Excl. CPU (microsec)101 88 -13 -12.9%
Incl. MemUse (bytes)16,048 17,216 1,168 7.3%
Incl. MemUse (bytes) per call 802 861 58 7.3%
Excl. MemUse (bytes)3,376 3,376 0 0.0%
Incl. PeakMemUse (bytes)12,720 13,888 1,168 9.2%
Incl. PeakMemUse (bytes) per call 636 694 58 9.2%
Excl. PeakMemUse (bytes)1,600 1,544 -56 -3.5%

Parent/Child Regression/Improvement report for Drupal\Core\Field\FieldItemList::__isset [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::__isset0 N/A% 71 6.1% 58 5.7% 1,168 1.4% 1,168 1.5%
Exclusive Metrics Diff for Current Function11 15.5% -13 -22.4% 0 0.0% -56 -4.8%
Parent functions
Drupal\Core\Entity\ContentEntityBase::setDefaultLangcode0 N/A% 64 90.1% 56 96.6% 1,168 100.0% 1,168 100.0%
Drupal\comment\CommentFormController::form0 N/A% 4 5.6% 4 6.9% 0 0.0% 0 0.0%
comment_entity_view0 N/A% 3 4.2% -2 -3.4% 0 0.0% 0 0.0%
Child functions
Drupal\Core\TypedData\Plugin\DataType\ItemList::first20 N/A% 107 150.7% 120 206.9% 3,200 274.0% 3,232 276.7%
Drupal\Core\TypedData\Plugin\DataType\ItemList::offsetGet-20 N/A% -61 -85.9% -71 -122.4% -2,032 -174.0% -2,064 -176.7%
Drupal\Core\Field\FieldItemBase::__isset0 N/A% 15 21.1% 20 34.5% 0 0.0% 56 4.8%
Drupal\Core\Field\Plugin\Field\FieldType\EntityReferenceItem::__isset0 N/A% -1 -1.4% 2 3.4% 0 0.0% 0 0.0%