Diff Report
Run #53195a48b6f09: XHProf Run (Namespace=drupal-perf-joelpittet)
vs.
Run #53195b6957e56: XHProf Run (Namespace=drupal-perf-joelpittet)
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Regression/Improvement summary for PDO::prepare

PDO::prepareRun #53195a48b6f09Run #53195b6957e56DiffDiff%
Number of Function Calls127 127 0 0.0%
Incl. Wall Time (microsec)1,227 1,172 -55 -4.5%
Incl. Wall Time (microsec) per call 10 9 -0 -4.5%
Excl. Wall Time (microsec)615 592 -23 -3.7%
Incl. CPU (microsecs)1,316 1,269 -47 -3.6%
Incl. CPU (microsecs) per call 10 10 -0 -3.6%
Excl. CPU (microsec)595 570 -25 -4.2%
Incl. MemUse (bytes)129,248 129,248 0 0.0%
Incl. MemUse (bytes) per call 1,018 1,018 0 0.0%
Excl. MemUse (bytes)121,248 121,248 0 0.0%
Incl. PeakMemUse (bytes)8,752 8,752 0 0.0%
Incl. PeakMemUse (bytes) per call 69 69 0 0.0%
Excl. PeakMemUse (bytes)7,056 7,056 0 0.0%

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% -55 -2.4% -47 -2.0% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function-23 -41.8% -25 -53.2% 0 N/A% 0 N/A%
Parent function
Drupal\Core\Database\Connection::prepareQuery0 N/A% -55 -100.0% -47 -100.0% 0 N/A% 0 N/A%
Child function
Drupal\Core\Database\Statement::__construct0 N/A% -32 -58.2% -22 -46.8% 0 N/A% 0 N/A%