Diff Report
Run #51774c26bf054: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #51774cdfb1214: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for drupal_validate_utf8

drupal_validate_utf8Run #51774c26bf054Run #51774cdfb1214DiffDiff%
Number of Function Calls80 80 0 0.0%
Incl. Wall Time (microsec)533 530 -3 -0.6%
Incl. Wall Time (microsec) per call 7 7 -0 -0.6%
Excl. Wall Time (microsec)361 367 6 1.7%
Incl. CPU (microsecs)586 583 -3 -0.5%
Incl. CPU (microsecs) per call 7 7 -0 -0.5%
Excl. CPU (microsec)261 277 16 6.1%
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)2,088 2,776 688 33.0%
Incl. PeakMemUse (bytes) per call 26 35 9 33.0%
Excl. PeakMemUse (bytes)1,064 1,496 432 40.6%

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 -0.0% -3 -0.0% 0 0.0% 688 5.8%
Exclusive Metrics Diff for Current Function6 200.0% 16 533.3% 0 N/A% 432 62.8%
Parent function
filter_xss0 N/A% -3 -100.0% -3 -100.0% 0 N/A% 688 100.0%
Child functions
strlen0 N/A% -15 -500.0% -17 -566.7% 0 N/A% 192 27.9%
preg_match0 N/A% 6 200.0% -2 -66.7% 0 N/A% 64 9.3%