Diff Report
Run #51fdbca2b5409: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #51fdbdbb58abc: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for Drupal\Core\Database\Statement::fetchCol

Drupal\Core\Database\Statement::fetchColRun #51fdbca2b5409Run #51fdbdbb58abcDiffDiff%
Number of Function Calls1 1 0 0.0%
Incl. Wall Time (microsec)31 34 3 9.7%
Incl. Wall Time (microsec) per call 31 34 3 9.7%
Excl. Wall Time (microsec)13 9 -4 -30.8%
Incl. CPU (microsecs)33 36 3 9.1%
Incl. CPU (microsecs) per call 33 36 3 9.1%
Excl. CPU (microsec)14 9 -5 -35.7%
Incl. MemUse (bytes)11,008 11,008 0 0.0%
Incl. MemUse (bytes) per call 11,008 11,008 0 0.0%
Excl. MemUse (bytes)1,184 1,184 0 0.0%
Incl. PeakMemUse (bytes)4,976 4,976 0 0.0%
Incl. PeakMemUse (bytes) per call 4,976 4,976 0 0.0%
Excl. PeakMemUse (bytes)960 960 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% 3 0.3% 3 4.2% 0 0.0% 0 0.0%
Exclusive Metrics Diff for Current Function-4 -133.3% -5 -166.7% 0 N/A% 0 N/A%
Parent function
comment_get_thread0 N/A% 3 100.0% 3 100.0% 0 N/A% 0 N/A%
Child function
PDOStatement::fetchAll0 N/A% 7 233.3% 8 266.7% 0 N/A% 0 N/A%