Diff Report
Run #51b032b631491: XHProf Run (Namespace=drupal-perf-joelpittet)
vs.
Run #51b033ccbc666: XHProf Run (Namespace=drupal-perf-joelpittet)
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Regression/Improvement summary for PDO::prepare

PDO::prepareRun #51b032b631491Run #51b033ccbc666DiffDiff%
Number of Function Calls232 232 0 0.0%
Incl. Wall Time (microsec)2,082 2,191 109 5.2%
Incl. Wall Time (microsec) per call 9 9 0 5.2%
Excl. Wall Time (microsec)1,018 1,056 38 3.7%
Incl. CPU (microsecs)2,262 2,376 114 5.0%
Incl. CPU (microsecs) per call 10 10 0 5.0%
Excl. CPU (microsec)1,002 1,043 41 4.1%
Incl. MemUse (bytes)215,064 215,064 0 0.0%
Incl. MemUse (bytes) per call 927 927 0 0.0%
Excl. MemUse (bytes)201,960 201,960 0 0.0%
Incl. PeakMemUse (bytes)4,624 4,472 -152 -3.3%
Incl. PeakMemUse (bytes) per call 20 19 -1 -3.3%
Excl. PeakMemUse (bytes)4,568 4,416 -152 -3.3%

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% 109 0.6% 114 0.6% 0 0.0% -152 -0.1%
Exclusive Metrics Diff for Current Function38 34.9% 41 36.0% 0 N/A% -152 -100.0%
Parent function
Drupal\Core\Database\Connection::prepareQuery0 N/A% 109 100.0% 114 100.0% 0 N/A% -152 -100.0%
Child function
Drupal\Core\Database\Statement::__construct0 N/A% 71 65.1% 73 64.0% 0 N/A% 0 0.0%