Diff Report
Run #51f5bb45dd257: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #51f5bb078e5a7: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for Drupal\Core\Database\Connection::prepareQuery

Drupal\Core\Database\Connection::prepareQueryRun #51f5bb45dd257Run #51f5bb078e5a7DiffDiff%
Number of Function Calls148 148 0 0.0%
Incl. Wall Time (microsec)2,911 3,008 97 3.3%
Incl. Wall Time (microsec) per call 20 20 1 3.3%
Excl. Wall Time (microsec)720 748 28 3.9%
Incl. CPU (microsecs)3,042 3,130 88 2.9%
Incl. CPU (microsecs) per call 21 21 1 2.9%
Excl. CPU (microsec)604 621 17 2.8%
Incl. MemUse (bytes)147,536 147,536 0 0.0%
Incl. MemUse (bytes) per call 997 997 0 0.0%
Excl. MemUse (bytes)-21,800 -21,800 0 0.0%
Incl. PeakMemUse (bytes)48,240 48,240 0 0.0%
Incl. PeakMemUse (bytes) per call 326 326 0 0.0%
Excl. PeakMemUse (bytes)3,032 3,032 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% 97 12.9% 88 75.2% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function28 28.9% 17 19.3% 0 N/A% 0 N/A%
Parent function
Drupal\Core\Database\Connection::query0 N/A% 97 100.0% 88 100.0% 0 N/A% 0 N/A%
Child functions
PDO::prepare0 N/A% 42 43.3% 37 42.0% 0 N/A% 0 N/A%
Drupal\Core\Database\Connection::prefixTables0 N/A% 27 27.8% 34 38.6% 0 N/A% 0 N/A%