Diff Report
Run #5198b38f0f1d5: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #5198b3cd5c9c1: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for Drupal\Core\Database\Statement::fetchCol

Drupal\Core\Database\Statement::fetchColRun #5198b38f0f1d5Run #5198b3cd5c9c1DiffDiff%
Number of Function Calls1 1 0 0.0%
Incl. Wall Time (microsec)10 11 1 10.0%
Incl. Wall Time (microsec) per call 10 11 1 10.0%
Excl. Wall Time (microsec)6 7 1 16.7%
Incl. CPU (microsecs)12 11 -1 -8.3%
Incl. CPU (microsecs) per call 12 11 -1 -8.3%
Excl. CPU (microsec)8 5 -3 -37.5%
Incl. MemUse (bytes)2,488 2,488 0 0.0%
Incl. MemUse (bytes) per call 2,488 2,488 0 0.0%
Excl. MemUse (bytes)1,176 1,176 0 0.0%
Incl. PeakMemUse (bytes)784 784 0 0.0%
Incl. PeakMemUse (bytes) per call 784 784 0 0.0%
Excl. PeakMemUse (bytes)624 624 0 0.0%

Parent/Child Regression/Improvement report for Drupal\Core\Database\Statement::fetchCol [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::fetchCol0 N/A% 1 0.2% -1 -0.4% 0 0.0% 0 0.0%
Exclusive Metrics Diff for Current Function1 100.0% -3 -300.0% 0 N/A% 0 N/A%
Parent function
user_roles0 N/A% 1 100.0% -1 -100.0% 0 N/A% 0 N/A%
Child function
PDOStatement::fetchAll0 N/A% 0 0.0% 2 200.0% 0 N/A% 0 N/A%