Diff Report
Run #51ec623000e0c: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #51ec66a5a877d: XHProf Run (Namespace=drupal-perf-drupalcon)
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Regression/Improvement summary for Drupal\Core\Database\Statement::fetchField

Drupal\Core\Database\Statement::fetchFieldRun #51ec623000e0cRun #51ec66a5a877dDiffDiff%
Number of Function Calls2 2 0 0.0%
Incl. Wall Time (microsec)14 13 -1 -7.1%
Incl. Wall Time (microsec) per call 7 7 -1 -7.1%
Excl. Wall Time (microsec)11 10 -1 -9.1%
Incl. CPU (microsecs)16 17 1 6.2%
Incl. CPU (microsecs) per call 8 9 1 6.2%
Excl. CPU (microsec)9 10 1 11.1%
Incl. MemUse (bytes)2,912 2,912 0 0.0%
Incl. MemUse (bytes) per call 1,456 1,456 0 0.0%
Excl. MemUse (bytes)2,072 2,072 0 0.0%
Incl. PeakMemUse (bytes)1,624 1,624 0 0.0%
Incl. PeakMemUse (bytes) per call 812 812 0 0.0%
Excl. PeakMemUse (bytes)1,416 1,416 0 0.0%

Parent/Child Regression/Improvement report for Drupal\Core\Database\Statement::fetchField [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\Database\Statement::fetchField0 N/A% -1 -0.0% 1 0.0% 0 0.0% 0 0.0%
Exclusive Metrics Diff for Current Function-1 -100.0% 1 100.0% 0 N/A% 0 N/A%
Parent functions
Drupal\Core\Path\AliasManager::lookupPathSource0 N/A% -1 -100.0% 1 100.0% 0 N/A% 0 N/A%
Drupal\Core\Database\Query\Merge::execute0 N/A% 0 0.0% 0 0.0% 0 N/A% 0 N/A%
Child function
PDOStatement::fetchColumn0 N/A% 0 0.0% 0 0.0% 0 N/A% 0 N/A%