Diff Report
Run #51ec5ca916d7d: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #51ec5cfb002ea: XHProf Run (Namespace=drupal-perf-drupalcon)
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Regression/Improvement summary for PDOStatement::fetchColumn

PDOStatement::fetchColumnRun #51ec5ca916d7dRun #51ec5cfb002eaDiffDiff%
Number of Function Calls3 3 0 0.0%
Incl. Wall Time (microsec)13 6 -7 -53.8%
Incl. Wall Time (microsec) per call 4 2 -2 -53.8%
Excl. Wall Time (microsec)13 6 -7 -53.8%
Incl. CPU (microsecs)17 10 -7 -41.2%
Incl. CPU (microsecs) per call 6 3 -2 -41.2%
Excl. CPU (microsec)17 10 -7 -41.2%
Incl. MemUse (bytes)872 872 0 0.0%
Incl. MemUse (bytes) per call 291 291 0 0.0%
Excl. MemUse (bytes)872 872 0 0.0%
Incl. PeakMemUse (bytes)208 208 0 0.0%
Incl. PeakMemUse (bytes) per call 69 69 0 0.0%
Excl. PeakMemUse (bytes)208 208 0 0.0%

Parent/Child Regression/Improvement report for PDOStatement::fetchColumn [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
PDOStatement::fetchColumn0 N/A% -7 -0.4% -7 -7.1% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function-7 -100.0% -7 -100.0% 0 N/A% 0 N/A%
Parent function
Drupal\Core\Database\Statement::fetchField0 N/A% -7 -100.0% -7 -100.0% 0 N/A% 0 N/A%