Diff Report
Run #517c1836bbd84: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #517c1770a3264: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for drupal_validate_utf8

drupal_validate_utf8Run #517c1836bbd84Run #517c1770a3264DiffDiff%
Number of Function Calls4 4 0 0.0%
Incl. Wall Time (microsec)31 36 5 16.1%
Incl. Wall Time (microsec) per call 8 9 1 16.1%
Excl. Wall Time (microsec)20 26 6 30.0%
Incl. CPU (microsecs)37 39 2 5.4%
Incl. CPU (microsecs) per call 9 10 1 5.4%
Excl. CPU (microsec)21 19 -2 -9.5%
Incl. MemUse (bytes)3,120 3,120 0 0.0%
Incl. MemUse (bytes) per call 780 780 0 0.0%
Excl. MemUse (bytes)1,576 1,576 0 0.0%
Incl. PeakMemUse (bytes)2,648 2,648 0 0.0%
Incl. PeakMemUse (bytes) per call 662 662 0 0.0%
Excl. PeakMemUse (bytes)1,512 1,512 0 0.0%

Parent/Child Regression/Improvement report for drupal_validate_utf8 [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
drupal_validate_utf80 N/A% 5 0.3% 2 0.1% 0 0.0% 0 0.0%
Exclusive Metrics Diff for Current Function6 120.0% -2 -100.0% 0 N/A% 0 N/A%
Parent function
filter_xss0 N/A% 5 100.0% 2 100.0% 0 N/A% 0 N/A%
Child functions
strlen0 N/A% -1 -20.0% 2 100.0% 0 N/A% 0 N/A%
preg_match0 N/A% 0 0.0% 2 100.0% 0 N/A% 0 N/A%