Diff Report
Run #536ffcbacf96d: XHProf Run (Namespace=drupal-perf-joelpittet)
vs.
Run #536ffbe232db1: XHProf Run (Namespace=drupal-perf-joelpittet)
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Regression/Improvement summary for Drupal\Core\Database\Connection::prepareQuery

Drupal\Core\Database\Connection::prepareQueryRun #536ffcbacf96dRun #536ffbe232db1DiffDiff%
Number of Function Calls220 220 0 0.0%
Incl. Wall Time (microsec)4,394 4,366 -28 -0.6%
Incl. Wall Time (microsec) per call 20 20 -0 -0.6%
Excl. Wall Time (microsec)1,092 1,090 -2 -0.2%
Incl. CPU (microsecs)4,600 4,556 -44 -1.0%
Incl. CPU (microsecs) per call 21 21 -0 -1.0%
Excl. CPU (microsec)937 940 3 0.3%
Incl. MemUse (bytes)208,744 208,744 0 0.0%
Incl. MemUse (bytes) per call 949 949 0 0.0%
Excl. MemUse (bytes)-28,536 -28,536 0 0.0%
Incl. PeakMemUse (bytes)60,880 60,504 -376 -0.6%
Incl. PeakMemUse (bytes) per call 277 275 -2 -0.6%
Excl. PeakMemUse (bytes)1,888 1,816 -72 -3.8%

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% -28 -1.8% -44 -2.4% 0 0.0% -376 -1.1%
Exclusive Metrics Diff for Current Function-2 -7.1% 3 6.8% 0 N/A% -72 -19.1%
Parent function
Drupal\Core\Database\Connection::query0 N/A% -28 -100.0% -44 -100.0% 0 N/A% -376 -100.0%
Child functions
PDO::prepare0 N/A% -18 -64.3% -29 -65.9% 0 N/A% -320 -85.1%
Drupal\Core\Database\Connection::prefixTables0 N/A% -8 -28.6% -18 -40.9% 0 N/A% 16 4.3%