Diff Report
Run #51774c26bf054: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #51774cdfb1214: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for Drupal\Core\Database\Connection::prepareQuery

Drupal\Core\Database\Connection::prepareQueryRun #51774c26bf054Run #51774cdfb1214DiffDiff%
Number of Function Calls139 139 0 0.0%
Incl. Wall Time (microsec)2,828 2,810 -18 -0.6%
Incl. Wall Time (microsec) per call 20 20 -0 -0.6%
Excl. Wall Time (microsec)708 687 -21 -3.0%
Incl. CPU (microsecs)2,950 2,930 -20 -0.7%
Incl. CPU (microsecs) per call 21 21 -0 -0.7%
Excl. CPU (microsec)583 579 -4 -0.7%
Incl. MemUse (bytes)147,488 147,440 -48 -0.0%
Incl. MemUse (bytes) per call 1,061 1,061 -0 -0.0%
Excl. MemUse (bytes)-24,664 -24,640 24 0.1%
Incl. PeakMemUse (bytes)46,896 46,792 -104 -0.2%
Incl. PeakMemUse (bytes) per call 337 337 -1 -0.2%
Excl. PeakMemUse (bytes)2,848 2,848 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% -18 -0.1% -20 -0.1% -48 -0.5% -104 -0.9%
Exclusive Metrics Diff for Current Function-21 -116.7% -4 -20.0% 24 50.0% 0 0.0%
Parent function
Drupal\Core\Database\Connection::query0 N/A% -18 -100.0% -20 -100.0% -48 -100.0% -104 -100.0%
Child functions
Drupal\Core\Database\Connection::prefixTables0 N/A% 5 27.8% -2 -10.0% -24 -50.0% 288 276.9%
PDO::prepare0 N/A% -2 -11.1% -14 -70.0% -48 -100.0% -392 -376.9%