Diff Report
Run #51774d289642f: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #51774c26bf054: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for drupal_validate_utf8

drupal_validate_utf8Run #51774d289642fRun #51774c26bf054DiffDiff%
Number of Function Calls80 80 0 0.0%
Incl. Wall Time (microsec)537 533 -4 -0.7%
Incl. Wall Time (microsec) per call 7 7 -0 -0.7%
Excl. Wall Time (microsec)379 361 -18 -4.7%
Incl. CPU (microsecs)592 586 -6 -1.0%
Incl. CPU (microsecs) per call 7 7 -0 -1.0%
Excl. CPU (microsec)269 261 -8 -3.0%
Incl. MemUse (bytes)6,768 6,768 0 0.0%
Incl. MemUse (bytes) per call 85 85 0 0.0%
Excl. MemUse (bytes)5,224 5,224 0 0.0%
Incl. PeakMemUse (bytes)2,776 2,088 -688 -24.8%
Incl. PeakMemUse (bytes) per call 35 26 -9 -24.8%
Excl. PeakMemUse (bytes)1,496 1,064 -432 -28.9%

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% -4 -0.0% -6 -0.0% 0 0.0% -688 -3.8%
Exclusive Metrics Diff for Current Function-18 -450.0% -8 -133.3% 0 N/A% -432 -62.8%
Parent function
filter_xss0 N/A% -4 -100.0% -6 -100.0% 0 N/A% -688 -100.0%
Child functions
strlen0 N/A% 18 450.0% 7 116.7% 0 N/A% -192 -27.9%
preg_match0 N/A% -4 -100.0% -5 -83.3% 0 N/A% -64 -9.3%