Diff Report
Run #519a6f8ea14bd: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #519a6b3fa9c9c: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for PDO::prepare

PDO::prepareRun #519a6f8ea14bdRun #519a6b3fa9c9cDiffDiff%
Number of Function Calls105 105 0 0.0%
Incl. Wall Time (microsec)1,038 1,065 27 2.6%
Incl. Wall Time (microsec) per call 10 10 0 2.6%
Excl. Wall Time (microsec)484 497 13 2.7%
Incl. CPU (microsecs)1,129 1,180 51 4.5%
Incl. CPU (microsecs) per call 11 11 0 4.5%
Excl. CPU (microsec)502 538 36 7.2%
Incl. MemUse (bytes)101,176 101,176 0 0.0%
Incl. MemUse (bytes) per call 964 964 0 0.0%
Excl. MemUse (bytes)94,168 94,168 0 0.0%
Incl. PeakMemUse (bytes)5,240 5,152 -88 -1.7%
Incl. PeakMemUse (bytes) per call 50 49 -1 -1.7%
Excl. PeakMemUse (bytes)5,240 5,152 -88 -1.7%

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% 27 2.3% 51 4.4% 0 0.0% -88 -0.3%
Exclusive Metrics Diff for Current Function13 48.1% 36 70.6% 0 N/A% -88 -100.0%
Parent function
Drupal\Core\Database\Connection::prepareQuery0 N/A% 27 100.0% 51 100.0% 0 N/A% -88 -100.0%
Child function
Drupal\Core\Database\Statement::__construct0 N/A% 14 51.9% 15 29.4% 0 N/A% 0 0.0%