Diff Report
Run #539201f8938f4: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #539203c57074d: XHProf Run (Namespace=drupal-perf-drupalcon)
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Regression/Improvement summary for Drupal\Core\Database\Statement::fetchCol

Drupal\Core\Database\Statement::fetchColRun #539201f8938f4Run #539203c57074dDiffDiff%
Number of Function Calls4 4 0 0.0%
Incl. Wall Time (microsec)51 58 7 13.7%
Incl. Wall Time (microsec) per call 13 15 2 13.7%
Excl. Wall Time (microsec)28 26 -2 -7.1%
Incl. CPU (microsecs)57 61 4 7.0%
Incl. CPU (microsecs) per call 14 15 1 7.0%
Excl. CPU (microsec)30 21 -9 -30.0%
Incl. MemUse (bytes)3,400 3,400 0 0.0%
Incl. MemUse (bytes) per call 850 850 0 0.0%
Excl. MemUse (bytes)764 764 0 0.0%
Incl. PeakMemUse (bytes)1,236 1,236 0 0.0%
Incl. PeakMemUse (bytes) per call 309 309 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% 7 2.8% 4 0.8% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function-2 -28.6% -9 -225.0% 0 N/A% 0 N/A%
Parent function
Drupal\Core\Config\DatabaseStorage::listAll0 N/A% 7 100.0% 4 100.0% 0 N/A% 0 N/A%
Child function
PDOStatement::fetchAll0 N/A% 9 128.6% 13 325.0% 0 N/A% 0 N/A%