Diff Report
Run #52f5cb9d4924f: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #52f5cb0964fa0: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for Drupal\Core\Database\Connection::prepareQuery

Drupal\Core\Database\Connection::prepareQueryRun #52f5cb9d4924fRun #52f5cb0964fa0DiffDiff%
Number of Function Calls109 109 0 0.0%
Incl. Wall Time (microsec)1,839 1,859 20 1.1%
Incl. Wall Time (microsec) per call 17 17 0 1.1%
Excl. Wall Time (microsec)500 493 -7 -1.4%
Incl. CPU (microsecs)1,932 1,957 25 1.3%
Incl. CPU (microsecs) per call 18 18 0 1.3%
Excl. CPU (microsec)409 413 4 1.0%
Incl. MemUse (bytes)109,176 109,176 0 0.0%
Incl. MemUse (bytes) per call 1,002 1,002 0 0.0%
Excl. MemUse (bytes)-14,760 -14,760 0 0.0%
Incl. PeakMemUse (bytes)41,328 41,328 0 0.0%
Incl. PeakMemUse (bytes) per call 379 379 0 0.0%
Excl. PeakMemUse (bytes)2,512 2,512 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% 20 3.8% 25 5.9% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function-7 -35.0% 4 16.0% 0 N/A% 0 N/A%
Parent function
Drupal\Core\Database\Connection::query0 N/A% 20 100.0% 25 100.0% 0 N/A% 0 N/A%
Child functions
Drupal\Core\Database\Connection::prefixTables0 N/A% 15 75.0% 19 76.0% 0 N/A% 0 N/A%
PDO::prepare0 N/A% 12 60.0% 2 8.0% 0 N/A% 0 N/A%