Diff Report
Run #51978cc86c728: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #51978d2b1f3d1: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for drupal_validate_utf8

drupal_validate_utf8Run #51978cc86c728Run #51978d2b1f3d1DiffDiff%
Number of Function Calls5 5 0 0.0%
Incl. Wall Time (microsec)46 43 -3 -6.5%
Incl. Wall Time (microsec) per call 9 9 -1 -6.5%
Excl. Wall Time (microsec)32 30 -2 -6.2%
Incl. CPU (microsecs)57 50 -7 -12.3%
Incl. CPU (microsecs) per call 11 10 -1 -12.3%
Excl. CPU (microsec)33 24 -9 -27.3%
Incl. MemUse (bytes)3,168 3,168 0 0.0%
Incl. MemUse (bytes) per call 634 634 0 0.0%
Excl. MemUse (bytes)1,624 1,624 0 0.0%
Incl. PeakMemUse (bytes)2,808 2,808 0 0.0%
Incl. PeakMemUse (bytes) per call 562 562 0 0.0%
Excl. PeakMemUse (bytes)1,704 1,704 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% -3 -0.7% -7 -0.7% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function-2 -66.7% -9 -128.6% 0 N/A% 0 N/A%
Parent function
filter_xss0 N/A% -3 -100.0% -7 -100.0% 0 N/A% 0 N/A%
Child functions
strlen0 N/A% -1 -33.3% 1 14.3% 0 N/A% 0 N/A%
preg_match0 N/A% 0 0.0% 1 14.3% 0 N/A% 0 N/A%