Diff Report
Run #51ca5414b31d9: XHProf Run (Namespace=drupal-perf-joelpittet)
vs.
Run #51ca54a312a65: XHProf Run (Namespace=drupal-perf-joelpittet)
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Regression/Improvement summary for PDO::prepare

PDO::prepareRun #51ca5414b31d9Run #51ca54a312a65DiffDiff%
Number of Function Calls114 114 0 0.0%
Incl. Wall Time (microsec)1,541 1,543 2 0.1%
Incl. Wall Time (microsec) per call 14 14 0 0.1%
Excl. Wall Time (microsec)666 665 -1 -0.2%
Incl. CPU (microsecs)1,624 1,645 21 1.3%
Incl. CPU (microsecs) per call 14 14 0 1.3%
Excl. CPU (microsec)663 684 21 3.2%
Incl. MemUse (bytes)106,944 106,960 16 0.0%
Incl. MemUse (bytes) per call 938 938 0 0.0%
Excl. MemUse (bytes)99,504 99,520 16 0.0%
Incl. PeakMemUse (bytes)8,560 8,520 -40 -0.5%
Incl. PeakMemUse (bytes) per call 75 75 -0 -0.5%
Excl. PeakMemUse (bytes)6,520 6,536 16 0.2%

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% 2 0.2% 21 9.7% 16 0.0% -40 -0.0%
Exclusive Metrics Diff for Current Function-1 -50.0% 21 100.0% 16 100.0% 16 40.0%
Parent function
Drupal\Core\Database\Connection::prepareQuery0 N/A% 2 100.0% 21 100.0% 16 100.0% -40 -100.0%
Child function
Drupal\Core\Database\Statement::__construct0 N/A% 3 150.0% 0 0.0% 0 0.0% -56 -140.0%