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

Drupal\Core\Database\Connection::prepareQueryRun #51774cdfb1214Run #51774c26bf054DiffDiff%
Number of Function Calls139 139 0 0.0%
Incl. Wall Time (microsec)2,810 2,828 18 0.6%
Incl. Wall Time (microsec) per call 20 20 0 0.6%
Excl. Wall Time (microsec)687 708 21 3.1%
Incl. CPU (microsecs)2,930 2,950 20 0.7%
Incl. CPU (microsecs) per call 21 21 0 0.7%
Excl. CPU (microsec)579 583 4 0.7%
Incl. MemUse (bytes)147,440 147,488 48 0.0%
Incl. MemUse (bytes) per call 1,061 1,061 0 0.0%
Excl. MemUse (bytes)-24,640 -24,664 -24 -0.1%
Incl. PeakMemUse (bytes)46,792 46,896 104 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 Function21 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%