Diff Report
Run #51a9457328375: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #51a944519b58c: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for Drupal\Core\Database\Connection::prepareQuery

Drupal\Core\Database\Connection::prepareQueryRun #51a9457328375Run #51a944519b58cDiffDiff%
Number of Function Calls119 119 0 0.0%
Incl. Wall Time (microsec)2,558 2,505 -53 -2.1%
Incl. Wall Time (microsec) per call 21 21 -0 -2.1%
Excl. Wall Time (microsec)626 619 -7 -1.1%
Incl. CPU (microsecs)2,663 2,615 -48 -1.8%
Incl. CPU (microsecs) per call 22 22 -0 -1.8%
Excl. CPU (microsec)528 521 -7 -1.3%
Incl. MemUse (bytes)123,928 123,928 0 0.0%
Incl. MemUse (bytes) per call 1,041 1,041 0 0.0%
Excl. MemUse (bytes)-19,312 -19,312 0 0.0%
Incl. PeakMemUse (bytes)40,424 40,424 0 0.0%
Incl. PeakMemUse (bytes) per call 340 340 0 0.0%
Excl. PeakMemUse (bytes)576 576 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% -53 -6.2% -48 -5.5% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function-7 -13.2% -7 -14.6% 0 N/A% 0 N/A%
Parent function
Drupal\Core\Database\Connection::query0 N/A% -53 -100.0% -48 -100.0% 0 N/A% 0 N/A%
Child functions
PDO::prepare0 N/A% -25 -47.2% -27 -56.2% 0 N/A% 0 N/A%
Drupal\Core\Database\Connection::prefixTables0 N/A% -21 -39.6% -14 -29.2% 0 N/A% 0 N/A%