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

drupal_validate_utf8Run #519d44ffb3845Run #519d45fd795a4DiffDiff%
Number of Function Calls34 54 20 58.8%
Incl. Wall Time (microsec)379 611 232 61.2%
Incl. Wall Time (microsec) per call 11 11 0 1.5%
Excl. Wall Time (microsec)242 387 145 59.9%
Incl. CPU (microsecs)410 652 242 59.0%
Incl. CPU (microsecs) per call 12 12 0 0.1%
Excl. CPU (microsec)205 330 125 61.0%
Incl. MemUse (bytes)2,524 3,084 560 22.2%
Incl. MemUse (bytes) per call 74 57 -17 -23.1%
Excl. MemUse (bytes)1,680 2,240 560 33.3%
Incl. PeakMemUse (bytes)668 408 -260 -38.9%
Incl. PeakMemUse (bytes) per call 20 8 -12 -61.5%
Excl. PeakMemUse (bytes)452 276 -176 -38.9%

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_utf820 33.3% 232 0.4% 242 0.4% 560 0.6% -260 -0.1%
Exclusive Metrics Diff for Current Function145 62.5% 125 51.7% 560 100.0% -176 -67.7%
Parent function
filter_xss20 100.0% 232 100.0% 242 100.0% 560 100.0% -260 -100.0%
Child functions
preg_match20 50.0% 67 28.9% 86 35.5% 0 0.0% -84 -32.3%
strlen20 50.0% 20 8.6% 31 12.8% 0 0.0% 0 0.0%