Diff Report
Run #519d45fd795a4: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #519d44ffb3845: XHProf Run (Namespace=drupal-perf-drupalcon)
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Regression/Improvement summary for drupal_validate_utf8

drupal_validate_utf8Run #519d45fd795a4Run #519d44ffb3845DiffDiff%
Number of Function Calls54 34 -20 -37.0%
Incl. Wall Time (microsec)611 379 -232 -38.0%
Incl. Wall Time (microsec) per call 11 11 -0 -1.5%
Excl. Wall Time (microsec)387 242 -145 -37.5%
Incl. CPU (microsecs)652 410 -242 -37.1%
Incl. CPU (microsecs) per call 12 12 -0 -0.1%
Excl. CPU (microsec)330 205 -125 -37.9%
Incl. MemUse (bytes)3,084 2,524 -560 -18.2%
Incl. MemUse (bytes) per call 57 74 17 30.0%
Excl. MemUse (bytes)2,240 1,680 -560 -25.0%
Incl. PeakMemUse (bytes)408 668 260 63.7%
Incl. PeakMemUse (bytes) per call 8 20 12 160.0%
Excl. PeakMemUse (bytes)276 452 176 63.8%

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_utf8-20 -33.3% -232 -0.4% -242 -0.4% -560 -0.6% 260 0.1%
Exclusive Metrics Diff for Current Function-145 -62.5% -125 -51.7% -560 -100.0% 176 67.7%
Parent function
filter_xss-20 -100.0% -232 -100.0% -242 -100.0% -560 -100.0% 260 100.0%
Child functions
preg_match-20 -50.0% -67 -28.9% -86 -35.5% 0 0.0% 84 32.3%
strlen-20 -50.0% -20 -8.6% -31 -12.8% 0 0.0% 0 0.0%