Diff Report
Run #51a944519b58c: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #51a9459592df6: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for Drupal\Core\Database\Connection::prepareQuery

Drupal\Core\Database\Connection::prepareQueryRun #51a944519b58cRun #51a9459592df6DiffDiff%
Number of Function Calls119 119 0 0.0%
Incl. Wall Time (microsec)2,505 2,522 17 0.7%
Incl. Wall Time (microsec) per call 21 21 0 0.7%
Excl. Wall Time (microsec)619 616 -3 -0.5%
Incl. CPU (microsecs)2,615 2,642 27 1.0%
Incl. CPU (microsecs) per call 22 22 0 1.0%
Excl. CPU (microsec)521 524 3 0.6%
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 40,840 416 1.0%
Incl. PeakMemUse (bytes) per call 340 343 3 1.0%
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% 17 0.2% 27 0.2% 0 0.0% 416 0.3%
Exclusive Metrics Diff for Current Function-3 -17.6% 3 11.1% 0 N/A% 0 0.0%
Parent function
Drupal\Core\Database\Connection::query0 N/A% 17 100.0% 27 100.0% 0 N/A% 416 100.0%
Child functions
PDO::prepare0 N/A% 18 105.9% 12 44.4% 0 N/A% 240 57.7%
Drupal\Core\Database\Connection::prefixTables0 N/A% 2 11.8% 12 44.4% 0 N/A% 176 42.3%