Diff Report
Run #512a1f7f217a6: XHProf Run (Namespace=drupal-perf)
vs.
Run #512a20b11c1ab: XHProf Run (Namespace=drupal-perf)
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Regression/Improvement summary for PDO::prepare

PDO::prepareRun #512a1f7f217a6Run #512a20b11c1abDiffDiff%
Number of Function Calls88 107 19 21.6%
Incl. Wall Time (microsec)742 902 160 21.6%
Incl. Wall Time (microsec) per call 8 8 -0 -0.0%
Excl. Wall Time (microsec)378 454 76 20.1%
Incl. CPU (microsecs)0 0 0 N/A%
Incl. CPU (microsecs) per call 0 0 0 N/A%
Excl. CPU (microsec)0 0 0 N/A%
Incl. MemUse (bytes)143,992 173,232 29,240 20.3%
Incl. MemUse (bytes) per call 1,636 1,619 -17 -1.1%
Excl. MemUse (bytes)141,328 170,568 29,240 20.7%
Incl. PeakMemUse (bytes)12,208 14,328 2,120 17.4%
Incl. PeakMemUse (bytes) per call 139 134 -5 -3.5%
Excl. PeakMemUse (bytes)9,128 11,392 2,264 24.8%

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::prepare19 50.0% 160 0.5% 0 0.0% 29,240 0.9% 2,120 0.1%
Exclusive Metrics Diff for Current Function76 47.5% 0 N/A% 29,240 100.0% 2,264 106.8%
Parent function
Drupal\Core\Database\Connection::prepareQuery19 100.0% 160 100.0% 0 N/A% 29,240 100.0% 2,120 100.0%
Child function
Drupal\Core\Database\Statement::__construct19 100.0% 84 52.5% 0 N/A% 0 0.0% -144 -6.8%