Diff Report
Run #526a239923027: XHProf Run (Namespace=drupal-perf-joelpittet)
vs.
Run #526a240c73a50: XHProf Run (Namespace=drupal-perf-joelpittet)
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Regression/Improvement summary for PDO::prepare

PDO::prepareRun #526a239923027Run #526a240c73a50DiffDiff%
Number of Function Calls110 110 0 0.0%
Incl. Wall Time (microsec)1,109 1,058 -51 -4.6%
Incl. Wall Time (microsec) per call 10 10 -0 -4.6%
Excl. Wall Time (microsec)514 492 -22 -4.3%
Incl. CPU (microsecs)1,184 1,140 -44 -3.7%
Incl. CPU (microsecs) per call 11 10 -0 -3.7%
Excl. CPU (microsec)510 510 0 0.0%
Incl. MemUse (bytes)111,264 111,264 0 0.0%
Incl. MemUse (bytes) per call 1,011 1,011 0 0.0%
Excl. MemUse (bytes)104,016 104,016 0 0.0%
Incl. PeakMemUse (bytes)12,104 12,480 376 3.1%
Incl. PeakMemUse (bytes) per call 110 113 3 3.1%
Excl. PeakMemUse (bytes)10,016 10,392 376 3.8%

Parent/Child Regression/Improvement report for PDO::prepare [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
PDO::prepare0 N/A% -51 -150.0% -44 -26.7% 0 0.0% 376 0.2%
Exclusive Metrics Diff for Current Function-22 -43.1% 0 0.0% 0 N/A% 376 100.0%
Parent function
Drupal\Core\Database\Connection::prepareQuery0 N/A% -51 -100.0% -44 -100.0% 0 N/A% 376 100.0%
Child function
Drupal\Core\Database\Statement::__construct0 N/A% -29 -56.9% -44 -100.0% 0 N/A% 0 0.0%