Diff Report
Run #531ccb2cb8e3d: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #531ccba053790: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for Drupal\Core\Database\Connection::prepareQuery

Drupal\Core\Database\Connection::prepareQueryRun #531ccb2cb8e3dRun #531ccba053790DiffDiff%
Number of Function Calls161 161 0 0.0%
Incl. Wall Time (microsec)2,591 2,653 62 2.4%
Incl. Wall Time (microsec) per call 16 16 0 2.4%
Excl. Wall Time (microsec)676 684 8 1.2%
Incl. CPU (microsecs)2,743 2,790 47 1.7%
Incl. CPU (microsecs) per call 17 17 0 1.7%
Excl. CPU (microsec)589 580 -9 -1.5%
Incl. MemUse (bytes)178,488 178,488 0 0.0%
Incl. MemUse (bytes) per call 1,109 1,109 0 0.0%
Excl. MemUse (bytes)-32,504 -32,504 0 0.0%
Incl. PeakMemUse (bytes)46,680 46,680 0 0.0%
Incl. PeakMemUse (bytes) per call 290 290 0 0.0%
Excl. PeakMemUse (bytes)1,736 1,736 0 0.0%

Parent/Child Regression/Improvement report for Drupal\Core\Database\Connection::prepareQuery [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\Connection::prepareQuery0 N/A% 62 106.9% 47 79.7% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function8 12.9% -9 -19.1% 0 N/A% 0 N/A%
Parent function
Drupal\Core\Database\Connection::query0 N/A% 62 100.0% 47 100.0% 0 N/A% 0 N/A%
Child functions
Drupal\Core\Database\Connection::prefixTables0 N/A% 60 96.8% 56 119.1% 0 N/A% 0 N/A%
PDO::prepare0 N/A% -6 -9.7% 0 0.0% 0 N/A% 0 N/A%