Diff Report
Run #5391fc871e91d: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #5391fd5a43e70: XHProf Run (Namespace=drupal-perf-drupalcon)
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Regression/Improvement summary for Drupal\Core\Database\Statement::fetchCol

Drupal\Core\Database\Statement::fetchColRun #5391fc871e91dRun #5391fd5a43e70DiffDiff%
Number of Function Calls6 6 0 0.0%
Incl. Wall Time (microsec)67 69 2 3.0%
Incl. Wall Time (microsec) per call 11 12 0 3.0%
Excl. Wall Time (microsec)34 35 1 2.9%
Incl. CPU (microsecs)78 79 1 1.3%
Incl. CPU (microsecs) per call 13 13 0 1.3%
Excl. CPU (microsec)36 39 3 8.3%
Incl. MemUse (bytes)4,368 4,368 0 0.0%
Incl. MemUse (bytes) per call 728 728 0 0.0%
Excl. MemUse (bytes)820 820 0 0.0%
Incl. PeakMemUse (bytes)1,148 1,148 0 0.0%
Incl. PeakMemUse (bytes) per call 191 191 0 0.0%
Excl. PeakMemUse (bytes)532 532 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% 2 0.1% 1 0.2% 0 0.0% 0 0.0%
Exclusive Metrics Diff for Current Function1 50.0% 3 300.0% 0 N/A% 0 N/A%
Parent function
Drupal\Core\Config\DatabaseStorage::listAll0 N/A% 2 100.0% 1 100.0% 0 N/A% 0 N/A%
Child function
PDOStatement::fetchAll0 N/A% 1 50.0% -2 -200.0% 0 N/A% 0 N/A%