Diff Report
Run #51990ceb6ce00: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #51990c6b6ce43: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for PDO::prepare

PDO::prepareRun #51990ceb6ce00Run #51990c6b6ce43DiffDiff%
Number of Function Calls105 105 0 0.0%
Incl. Wall Time (microsec)1,095 1,040 -55 -5.0%
Incl. Wall Time (microsec) per call 10 10 -1 -5.0%
Excl. Wall Time (microsec)515 489 -26 -5.0%
Incl. CPU (microsecs)1,191 1,139 -52 -4.4%
Incl. CPU (microsecs) per call 11 11 -0 -4.4%
Excl. CPU (microsec)545 521 -24 -4.4%
Incl. MemUse (bytes)101,184 101,176 -8 -0.0%
Incl. MemUse (bytes) per call 964 964 -0 -0.0%
Excl. MemUse (bytes)94,176 94,168 -8 -0.0%
Incl. PeakMemUse (bytes)5,448 5,152 -296 -5.4%
Incl. PeakMemUse (bytes) per call 52 49 -3 -5.4%
Excl. PeakMemUse (bytes)5,448 5,152 -296 -5.4%

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 -12.2% -52 -4.2% -8 -0.0% -296 -1.0%
Exclusive Metrics Diff for Current Function-26 -47.3% -24 -46.2% -8 -100.0% -296 -100.0%
Parent function
Drupal\Core\Database\Connection::prepareQuery0 N/A% -55 -100.0% -52 -100.0% -8 -100.0% -296 -100.0%
Child function
Drupal\Core\Database\Statement::__construct0 N/A% -29 -52.7% -28 -53.8% 0 0.0% 0 0.0%