Diff Report
Run #534ad8dec7444: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #534ad9c94e95b: XHProf Run (Namespace=drupal-perf-drupalcon)
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Regression/Improvement summary for Drupal\Core\Field\FieldItemBase::__construct

Drupal\Core\Field\FieldItemBase::__constructRun #534ad8dec7444Run #534ad9c94e95bDiffDiff%
Number of Function Calls57 57 0 0.0%
Incl. Wall Time (microsec)19,666 19,760 94 0.5%
Incl. Wall Time (microsec) per call 345 347 2 0.5%
Excl. Wall Time (microsec)1,100 1,099 -1 -0.1%
Incl. CPU (microsecs)19,731 19,798 67 0.3%
Incl. CPU (microsecs) per call 346 347 1 0.3%
Excl. CPU (microsec)901 896 -5 -0.6%
Incl. MemUse (bytes)391,088 391,096 8 0.0%
Incl. MemUse (bytes) per call 6,861 6,861 0 0.0%
Excl. MemUse (bytes)2,692 2,692 0 0.0%
Incl. PeakMemUse (bytes)360,560 360,568 8 0.0%
Incl. PeakMemUse (bytes) per call 6,326 6,326 0 0.0%
Excl. PeakMemUse (bytes)3,900 3,900 0 0.0%

Parent/Child Regression/Improvement report for Drupal\Core\Field\FieldItemBase::__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\FieldItemBase::__construct0 N/A% 94 5.7% 67 13.4% 8 0.0% 8 0.0%
Exclusive Metrics Diff for Current Function-1 -1.1% -5 -7.5% 0 0.0% 0 0.0%
Parent function
Drupal\Core\TypedData\TypedDataManager::createInstance@10 N/A% 94 100.0% 67 100.0% 8 100.0% 8 100.0%
Child functions
Drupal\Core\TypedData\TypedDataManager::getPropertyInstance@20 N/A% 166 176.6% 140 209.0% 8 100.0% 8 100.0%
Drupal\Core\Field\TypedData\FieldItemDataDefinition::getPropertyDefinitions0 N/A% -57 -60.6% -54 -80.6% 0 0.0% 0 0.0%
Drupal\Core\TypedData\DataDefinition::isComputed0 N/A% -6 -6.4% -5 -7.5% 0 0.0% 0 0.0%
Drupal::typedDataManager0 N/A% -5 -5.3% -4 -6.0% 0 0.0% 0 0.0%
Drupal\Core\TypedData\TypedData::__construct0 N/A% -3 -3.2% -5 -7.5% 0 0.0% 0 0.0%