Diff Report
Run #52f2e60305388: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #52f2e62cef49a: 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 #52f2e60305388Run #52f2e62cef49aDiffDiff%
Number of Function Calls16 16 0 0.0%
Incl. Wall Time (microsec)83 80 -3 -3.6%
Incl. Wall Time (microsec) per call 5 5 -0 -3.6%
Excl. Wall Time (microsec)36 34 -2 -5.6%
Incl. CPU (microsecs)125 95 -30 -24.0%
Incl. CPU (microsecs) per call 8 6 -2 -24.0%
Excl. CPU (microsec)68 34 -34 -50.0%
Incl. MemUse (bytes)4,872 4,872 0 0.0%
Incl. MemUse (bytes) per call 305 305 0 0.0%
Excl. MemUse (bytes)2,832 2,832 0 0.0%
Incl. PeakMemUse (bytes)5,408 5,408 0 0.0%
Incl. PeakMemUse (bytes) per call 338 338 0 0.0%
Excl. PeakMemUse (bytes)3,032 3,032 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% -3 -0.1% -30 -1.5% 0 0.0% 0 0.0%
Exclusive Metrics Diff for Current Function-2 -66.7% -34 -113.3% 0 N/A% 0 N/A%
Parent functions
Drupal\Core\Field\FieldItemList::__get0 N/A% -3 -100.0% -31 -103.3% 0 N/A% 0 N/A%
Drupal\Core\Field\FieldItemList::__get@10 N/A% -1 -33.3% 0 0.0% 0 N/A% 0 N/A%
Drupal\Core\Field\FieldItemList::__isset0 N/A% 1 33.3% 1 3.3% 0 N/A% 0 N/A%
Child function
Drupal\Core\TypedData\Plugin\DataType\ItemList::get0 N/A% -1 -33.3% 4 13.3% 0 N/A% 0 N/A%