Diff Report
Run #51fdbdbb58abc: 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 #51fdbdbb58abcRun #51fdbca2b5409DiffDiff%
Number of Function Calls3 3 0 0.0%
Incl. Wall Time (microsec)36 29 -7 -19.4%
Incl. Wall Time (microsec) per call 12 10 -2 -19.4%
Excl. Wall Time (microsec)27 23 -4 -14.8%
Incl. CPU (microsecs)41 45 4 9.8%
Incl. CPU (microsecs) per call 14 15 1 9.8%
Excl. CPU (microsec)27 33 6 22.2%
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% -7 -0.7% 4 5.6% 0 0.0% 0 0.0%
Exclusive Metrics Diff for Current Function-4 -57.1% 6 150.0% 0 N/A% 0 N/A%
Parent functions
Drupal\Core\Database\Query\PagerSelectExtender::execute0 N/A% -7 -100.0% -2 -50.0% 0 N/A% 0 N/A%
Drupal\Core\Database\Query\Merge::execute0 N/A% 0 0.0% 1 25.0% 0 N/A% 0 N/A%
Drupal\Core\Path\AliasManager::lookupPathSource0 N/A% 0 0.0% 5 125.0% 0 N/A% 0 N/A%
Child function
PDOStatement::fetchColumn0 N/A% -3 -42.9% -2 -50.0% 0 N/A% 0 N/A%