Diff Report
Run #530ad1a439784: XHProf Run (Namespace=drupal-perf-joelpittet)
vs.
Run #530ad1ecad192: XHProf Run (Namespace=drupal-perf-joelpittet)
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Regression/Improvement summary for Drupal\Core\Database\Connection::prepareQuery

Drupal\Core\Database\Connection::prepareQueryRun #530ad1a439784Run #530ad1ecad192DiffDiff%
Number of Function Calls174 174 0 0.0%
Incl. Wall Time (microsec)3,480 3,494 14 0.4%
Incl. Wall Time (microsec) per call 20 20 0 0.4%
Excl. Wall Time (microsec)863 843 -20 -2.3%
Incl. CPU (microsecs)3,635 3,645 10 0.3%
Incl. CPU (microsecs) per call 21 21 0 0.3%
Excl. CPU (microsec)745 731 -14 -1.9%
Incl. MemUse (bytes)173,672 173,672 0 0.0%
Incl. MemUse (bytes) per call 998 998 0 0.0%
Excl. MemUse (bytes)-25,976 -25,976 0 0.0%
Incl. PeakMemUse (bytes)53,064 53,064 0 0.0%
Incl. PeakMemUse (bytes) per call 305 305 0 0.0%
Excl. PeakMemUse (bytes)2,224 2,224 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% 14 0.8% 10 0.7% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function-20 -142.9% -14 -140.0% 0 N/A% 0 N/A%
Parent function
Drupal\Core\Database\Connection::query0 N/A% 14 100.0% 10 100.0% 0 N/A% 0 N/A%
Child functions
Drupal\Core\Database\Connection::prefixTables0 N/A% 26 185.7% 30 300.0% 0 N/A% 0 N/A%
PDO::prepare0 N/A% 8 57.1% -6 -60.0% 0 N/A% 0 N/A%