Diff Report
Run #51981beb768ad: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #51981e001fd46: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for Drupal\Core\Database\Connection::prepareQuery

Drupal\Core\Database\Connection::prepareQueryRun #51981beb768adRun #51981e001fd46DiffDiff%
Number of Function Calls124 124 0 0.0%
Incl. Wall Time (microsec)2,418 2,447 29 1.2%
Incl. Wall Time (microsec) per call 20 20 0 1.2%
Excl. Wall Time (microsec)597 603 6 1.0%
Incl. CPU (microsecs)2,528 2,549 21 0.8%
Incl. CPU (microsecs) per call 20 21 0 0.8%
Excl. CPU (microsec)490 506 16 3.3%
Incl. MemUse (bytes)128,664 128,664 0 0.0%
Incl. MemUse (bytes) per call 1,038 1,038 0 0.0%
Excl. MemUse (bytes)-20,096 -20,096 0 0.0%
Incl. PeakMemUse (bytes)37,704 37,704 0 0.0%
Incl. PeakMemUse (bytes) per call 304 304 0 0.0%
Excl. PeakMemUse (bytes)720 720 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% 29 20.3% 21 6.9% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function6 20.7% 16 76.2% 0 N/A% 0 N/A%
Parent function
Drupal\Core\Database\Connection::query0 N/A% 29 100.0% 21 100.0% 0 N/A% 0 N/A%
Child functions
Drupal\Core\Database\Connection::prefixTables0 N/A% 16 55.2% 11 52.4% 0 N/A% 0 N/A%
PDO::prepare0 N/A% 7 24.1% -6 -28.6% 0 N/A% 0 N/A%