Diff Report
Run #5204417bc7ab7: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #5204425923c81: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for Drupal\Core\Database\Statement::fetchField

Drupal\Core\Database\Statement::fetchFieldRun #5204417bc7ab7Run #5204425923c81DiffDiff%
Number of Function Calls2 2 0 0.0%
Incl. Wall Time (microsec)27 14 -13 -48.1%
Incl. Wall Time (microsec) per call 14 7 -7 -48.1%
Excl. Wall Time (microsec)20 11 -9 -45.0%
Incl. CPU (microsecs)32 17 -15 -46.9%
Incl. CPU (microsecs) per call 16 9 -8 -46.9%
Excl. CPU (microsec)18 10 -8 -44.4%
Incl. MemUse (bytes)2,928 2,928 0 0.0%
Incl. MemUse (bytes) per call 1,464 1,464 0 0.0%
Excl. MemUse (bytes)2,072 2,072 0 0.0%
Incl. PeakMemUse (bytes)1,560 1,560 0 0.0%
Incl. PeakMemUse (bytes) per call 780 780 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% -13 -16.5% -15 -1.9% 0 0.0% 0 0.0%
Exclusive Metrics Diff for Current Function-9 -69.2% -8 -53.3% 0 N/A% 0 N/A%
Parent functions
Drupal\Core\Database\Query\Merge::execute0 N/A% -14 -107.7% -15 -100.0% 0 N/A% 0 N/A%
Drupal\Core\Path\AliasManager::lookupPathSource0 N/A% 1 7.7% 0 0.0% 0 N/A% 0 N/A%
Child function
PDOStatement::fetchColumn0 N/A% -4 -30.8% -7 -46.7% 0 N/A% 0 N/A%