Diff Report
Run #51904f8640386: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #519050cbdc201: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for drupal_validate_utf8

drupal_validate_utf8Run #51904f8640386Run #519050cbdc201DiffDiff%
Number of Function Calls4 4 0 0.0%
Incl. Wall Time (microsec)39 36 -3 -7.7%
Incl. Wall Time (microsec) per call 10 9 -1 -7.7%
Excl. Wall Time (microsec)27 25 -2 -7.4%
Incl. CPU (microsecs)41 60 19 46.3%
Incl. CPU (microsecs) per call 10 15 5 46.3%
Excl. CPU (microsec)21 36 15 71.4%
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)2,808 2,808 0 0.0%
Incl. PeakMemUse (bytes) per call 702 702 0 0.0%
Excl. PeakMemUse (bytes)1,768 1,768 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 -0.3% 19 1.2% 0 0.0% 0 0.0%
Exclusive Metrics Diff for Current Function-2 -66.7% 15 78.9% 0 N/A% 0 N/A%
Parent function
filter_xss0 N/A% -3 -100.0% 19 100.0% 0 N/A% 0 N/A%
Child functions
strlen0 N/A% -1 -33.3% 4 21.1% 0 N/A% 0 N/A%
preg_match0 N/A% 0 0.0% 0 0.0% 0 N/A% 0 N/A%