Diff Report
Run #51a944519b58c: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #51a9459592df6: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for Drupal\Core\Database\Statement::fetchField

Drupal\Core\Database\Statement::fetchFieldRun #51a944519b58cRun #51a9459592df6DiffDiff%
Number of Function Calls2 2 0 0.0%
Incl. Wall Time (microsec)27 16 -11 -40.7%
Incl. Wall Time (microsec) per call 14 8 -6 -40.7%
Excl. Wall Time (microsec)17 12 -5 -29.4%
Incl. CPU (microsecs)32 21 -11 -34.4%
Incl. CPU (microsecs) per call 16 11 -6 -34.4%
Excl. CPU (microsec)18 13 -5 -27.8%
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)2,088 2,088 0 0.0%
Incl. PeakMemUse (bytes)112 112 0 0.0%
Incl. PeakMemUse (bytes) per call 56 56 0 0.0%
Excl. PeakMemUse (bytes)112 112 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% -11 -0.1% -11 -0.1% 0 0.0% 0 0.0%
Exclusive Metrics Diff for Current Function-5 -45.5% -5 -45.5% 0 N/A% 0 N/A%
Parent functions
Drupal\Core\Path\AliasManager::lookupPathSource0 N/A% -11 -100.0% -11 -100.0% 0 N/A% 0 N/A%
Drupal\Core\Database\Query\PagerSelectExtender::execute0 N/A% 0 0.0% 0 0.0% 0 N/A% 0 N/A%
Child function
PDOStatement::fetchColumn0 N/A% -6 -54.5% -6 -54.5% 0 N/A% 0 N/A%