Diff Report
Run #51fdbd76c2eed: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #51fdbca2b5409: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for Drupal\Core\Database\Statement::fetchField

Drupal\Core\Database\Statement::fetchFieldRun #51fdbd76c2eedRun #51fdbca2b5409DiffDiff%
Number of Function Calls3 3 0 0.0%
Incl. Wall Time (microsec)33 29 -4 -12.1%
Incl. Wall Time (microsec) per call 11 10 -1 -12.1%
Excl. Wall Time (microsec)23 23 0 0.0%
Incl. CPU (microsecs)49 45 -4 -8.2%
Incl. CPU (microsecs) per call 16 15 -1 -8.2%
Excl. CPU (microsec)31 33 2 6.5%
Incl. MemUse (bytes)3,848 3,848 0 0.0%
Incl. MemUse (bytes) per call 1,283 1,283 0 0.0%
Excl. MemUse (bytes)2,960 2,960 0 0.0%
Incl. PeakMemUse (bytes)1,672 1,672 0 0.0%
Incl. PeakMemUse (bytes) per call 557 557 0 0.0%
Excl. PeakMemUse (bytes)1,528 1,528 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% -4 -0.6% -4 -0.3% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function0 0.0% 2 50.0% 0 N/A% 0 N/A%
Parent functions
Drupal\Core\Database\Query\PagerSelectExtender::execute0 N/A% -5 -125.0% -6 -150.0% 0 N/A% 0 N/A%
Drupal\Core\Path\AliasManager::lookupPathSource0 N/A% 1 25.0% 2 50.0% 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% -4 -100.0% -6 -150.0% 0 N/A% 0 N/A%