Diff Report
Run #539fd0a78f1b7: XHProf Run (Namespace=drupal-perf-joelpittet)
vs.
Run #539fd2b68bc13: XHProf Run (Namespace=drupal-perf-joelpittet)
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Regression/Improvement summary for PDO::prepare

PDO::prepareRun #539fd0a78f1b7Run #539fd2b68bc13DiffDiff%
Number of Function Calls211 211 0 0.0%
Incl. Wall Time (microsec)3,012 2,923 -89 -3.0%
Incl. Wall Time (microsec) per call 14 14 -0 -3.0%
Excl. Wall Time (microsec)1,467 1,413 -54 -3.7%
Incl. CPU (microsecs)3,193 3,114 -79 -2.5%
Incl. CPU (microsecs) per call 15 15 -0 -2.5%
Excl. CPU (microsec)1,447 1,394 -53 -3.7%
Incl. MemUse (bytes)215,928 215,936 8 0.0%
Incl. MemUse (bytes) per call 1,023 1,023 0 0.0%
Excl. MemUse (bytes)330,784 199,808 -130,976 -39.6%
Incl. PeakMemUse (bytes)23,760 24,384 624 2.6%
Incl. PeakMemUse (bytes) per call 113 116 3 2.6%
Excl. PeakMemUse (bytes)15,184 15,808 624 4.1%

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% -89 -0.2% -79 -0.2% 8 0.0% 624 0.0%
Exclusive Metrics Diff for Current Function-54 -60.7% -53 -67.1% -130,976 -1637200.0% 624 100.0%
Parent function
Drupal\Core\Database\Connection::prepareQuery0 N/A% -89 -100.0% -79 -100.0% 8 100.0% 624 100.0%
Child function
Drupal\Core\Database\Statement::__construct0 N/A% -35 -39.3% -26 -32.9% 130,984 1637300.0% 0 0.0%