Diff Report
Run #517c7dc1dc4c3: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #517c7d73caad2: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for drupal_validate_utf8

drupal_validate_utf8Run #517c7dc1dc4c3Run #517c7d73caad2DiffDiff%
Number of Function Calls4 4 0 0.0%
Incl. Wall Time (microsec)39 33 -6 -15.4%
Incl. Wall Time (microsec) per call 10 8 -2 -15.4%
Excl. Wall Time (microsec)28 21 -7 -25.0%
Incl. CPU (microsecs)43 35 -8 -18.6%
Incl. CPU (microsecs) per call 11 9 -2 -18.6%
Excl. CPU (microsec)17 16 -1 -5.9%
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)2,904 2,904 0 0.0%
Incl. PeakMemUse (bytes) per call 726 726 0 0.0%
Excl. PeakMemUse (bytes)1,640 1,640 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% -6 -1.7% -8 -0.9% 0 0.0% 0 0.0%
Exclusive Metrics Diff for Current Function-7 -116.7% -1 -12.5% 0 N/A% 0 N/A%
Parent function
filter_xss0 N/A% -6 -100.0% -8 -100.0% 0 N/A% 0 N/A%
Child functions
preg_match0 N/A% 1 16.7% -1 -12.5% 0 N/A% 0 N/A%
strlen0 N/A% 0 0.0% -6 -75.0% 0 N/A% 0 N/A%