Diff Report
Run #518ef09a47b3b: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #518eee9367b5d: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for Drupal\Core\Database\Statement::fetchCol

Drupal\Core\Database\Statement::fetchColRun #518ef09a47b3bRun #518eee9367b5dDiffDiff%
Number of Function Calls1 1 0 0.0%
Incl. Wall Time (microsec)23 27 4 17.4%
Incl. Wall Time (microsec) per call 23 27 4 17.4%
Excl. Wall Time (microsec)14 9 -5 -35.7%
Incl. CPU (microsecs)23 28 5 21.7%
Incl. CPU (microsecs) per call 23 28 5 21.7%
Excl. CPU (microsec)13 8 -5 -38.5%
Incl. MemUse (bytes)3,912 3,912 0 0.0%
Incl. MemUse (bytes) per call 3,912 3,912 0 0.0%
Excl. MemUse (bytes)1,192 1,192 0 0.0%
Incl. PeakMemUse (bytes)2,000 2,000 0 0.0%
Incl. PeakMemUse (bytes) per call 2,000 2,000 0 0.0%
Excl. PeakMemUse (bytes)880 880 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% 4 2.2% 5 1.0% 0 0.0% 0 0.0%
Exclusive Metrics Diff for Current Function-5 -125.0% -5 -100.0% 0 N/A% 0 N/A%
Parent function
menu_tree_check_access0 N/A% 4 100.0% 5 100.0% 0 N/A% 0 N/A%
Child function
PDOStatement::fetchAll0 N/A% 9 225.0% 10 200.0% 0 N/A% 0 N/A%