Diff Report
Run #53920c043e98b: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #53920b950c201: XHProf Run (Namespace=drupal-perf-drupalcon)
Tip
Click a function name below to drill down.

Regression/Improvement summary for Drupal\Core\Database\Statement::fetchCol

Drupal\Core\Database\Statement::fetchColRun #53920c043e98bRun #53920b950c201DiffDiff%
Number of Function Calls4 4 0 0.0%
Incl. Wall Time (microsec)55 59 4 7.3%
Incl. Wall Time (microsec) per call 14 15 1 7.3%
Excl. Wall Time (microsec)33 31 -2 -6.1%
Incl. CPU (microsecs)60 73 13 21.7%
Incl. CPU (microsecs) per call 15 18 3 21.7%
Excl. CPU (microsec)25 37 12 48.0%
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)1,300 1,236 -64 -4.9%
Incl. PeakMemUse (bytes) per call 325 309 -16 -4.9%
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% 4 1.1% 13 7.0% 0 0.0% -64 -0.6%
Exclusive Metrics Diff for Current Function-2 -50.0% 12 92.3% 0 N/A% 0 0.0%
Parent function
Drupal\Core\Config\DatabaseStorage::listAll0 N/A% 4 100.0% 13 100.0% 0 N/A% -64 -100.0%
Child function
PDOStatement::fetchAll0 N/A% 6 150.0% 1 7.7% 0 N/A% -64 -100.0%