Diff Report
Run #51e221c38f48f: XHProf Run (Namespace=drupal-perf-joelpittet)
vs.
Run #51e2215579f70: XHProf Run (Namespace=drupal-perf-joelpittet)
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Regression/Improvement summary for Drupal\Core\Database\Connection::prepareQuery

Drupal\Core\Database\Connection::prepareQueryRun #51e221c38f48fRun #51e2215579f70DiffDiff%
Number of Function Calls122 122 0 0.0%
Incl. Wall Time (microsec)2,536 2,476 -60 -2.4%
Incl. Wall Time (microsec) per call 21 20 -0 -2.4%
Excl. Wall Time (microsec)614 603 -11 -1.8%
Incl. CPU (microsecs)2,625 2,572 -53 -2.0%
Incl. CPU (microsecs) per call 22 21 -0 -2.0%
Excl. CPU (microsec)509 498 -11 -2.2%
Incl. MemUse (bytes)125,632 125,632 0 0.0%
Incl. MemUse (bytes) per call 1,030 1,030 0 0.0%
Excl. MemUse (bytes)-19,128 -19,128 0 0.0%
Incl. PeakMemUse (bytes)33,664 34,112 448 1.3%
Incl. PeakMemUse (bytes) per call 276 280 4 1.3%
Excl. PeakMemUse (bytes)2,288 2,432 144 6.3%

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% -60 -39.2% -53 -5.2% 0 0.0% 448 1.7%
Exclusive Metrics Diff for Current Function-11 -18.3% -11 -20.8% 0 N/A% 144 32.1%
Parent function
Drupal\Core\Database\Connection::query0 N/A% -60 -100.0% -53 -100.0% 0 N/A% 448 100.0%
Child functions
Drupal\Core\Database\Connection::prefixTables0 N/A% -42 -70.0% -27 -50.9% 0 N/A% 304 67.9%
PDO::prepare0 N/A% -7 -11.7% -15 -28.3% 0 N/A% 0 0.0%