Diff Report
Run #5230a98f3b26c: XHProf Run (Namespace=drupal-perf-joelpittet)
vs.
Run #5230aa47d621c: XHProf Run (Namespace=drupal-perf-joelpittet)
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Regression/Improvement summary for PDO::prepare

PDO::prepareRun #5230a98f3b26cRun #5230aa47d621cDiffDiff%
Number of Function Calls89 89 0 0.0%
Incl. Wall Time (microsec)1,243 1,267 24 1.9%
Incl. Wall Time (microsec) per call 14 14 0 1.9%
Excl. Wall Time (microsec)538 562 24 4.5%
Incl. CPU (microsecs)1,314 1,340 26 2.0%
Incl. CPU (microsecs) per call 15 15 0 2.0%
Excl. CPU (microsec)539 551 12 2.2%
Incl. MemUse (bytes)82,544 82,544 0 0.0%
Incl. MemUse (bytes) per call 927 927 0 0.0%
Excl. MemUse (bytes)76,304 76,304 0 0.0%
Incl. PeakMemUse (bytes)9,480 9,432 -48 -0.5%
Incl. PeakMemUse (bytes) per call 107 106 -1 -0.5%
Excl. PeakMemUse (bytes)7,616 7,568 -48 -0.6%

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% 24 2.8% 26 2.8% 0 0.0% -48 -0.1%
Exclusive Metrics Diff for Current Function24 100.0% 12 46.2% 0 N/A% -48 -100.0%
Parent function
Drupal\Core\Database\Connection::prepareQuery0 N/A% 24 100.0% 26 100.0% 0 N/A% -48 -100.0%
Child function
Drupal\Core\Database\Statement::__construct0 N/A% 0 0.0% 14 53.8% 0 N/A% 0 0.0%