Diff Report
Run #53195a48b6f09: XHProf Run (Namespace=drupal-perf-joelpittet)
vs.
Run #53195bb0cc668: XHProf Run (Namespace=drupal-perf-joelpittet)
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Regression/Improvement summary for PDO::prepare

PDO::prepareRun #53195a48b6f09Run #53195bb0cc668DiffDiff%
Number of Function Calls127 127 0 0.0%
Incl. Wall Time (microsec)1,227 1,206 -21 -1.7%
Incl. Wall Time (microsec) per call 10 9 -0 -1.7%
Excl. Wall Time (microsec)615 599 -16 -2.6%
Incl. CPU (microsecs)1,316 1,301 -15 -1.1%
Incl. CPU (microsecs) per call 10 10 -0 -1.1%
Excl. CPU (microsec)595 579 -16 -2.7%
Incl. MemUse (bytes)129,248 129,264 16 0.0%
Incl. MemUse (bytes) per call 1,018 1,018 0 0.0%
Excl. MemUse (bytes)121,248 121,264 16 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% -21 -0.6% -15 -0.4% 16 0.0% 0 0.0%
Exclusive Metrics Diff for Current Function-16 -76.2% -16 -106.7% 16 100.0% 0 N/A%
Parent function
Drupal\Core\Database\Connection::prepareQuery0 N/A% -21 -100.0% -15 -100.0% 16 100.0% 0 N/A%
Child function
Drupal\Core\Database\Statement::__construct0 N/A% -5 -23.8% 1 6.7% 0 0.0% 0 N/A%