Diff Report
Run #52c96dcbc5e6a: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #52c96d7c36f9e: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for drupal_clean_css_identifier

drupal_clean_css_identifierRun #52c96dcbc5e6aRun #52c96d7c36f9eDiffDiff%
Number of Function Calls28 27 -1 -3.6%
Incl. Wall Time (microsec)961 884 -77 -8.0%
Incl. Wall Time (microsec) per call 34 33 -2 -4.6%
Excl. Wall Time (microsec)219 210 -9 -4.1%
Incl. CPU (microsecs)986 905 -81 -8.2%
Incl. CPU (microsecs) per call 35 34 -2 -4.8%
Excl. CPU (microsec)178 179 1 0.6%
Incl. MemUse (bytes)5,592 5,496 -96 -1.7%
Incl. MemUse (bytes) per call 200 204 4 1.9%
Excl. MemUse (bytes)-5,808 -5,552 256 4.4%
Incl. PeakMemUse (bytes)729,136 677,432 -51,704 -7.1%
Incl. PeakMemUse (bytes) per call 26,041 25,090 -950 -3.7%
Excl. PeakMemUse (bytes)5,336 4,096 -1,240 -23.2%

Parent/Child Regression/Improvement report for drupal_clean_css_identifier [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_clean_css_identifier-1 -25.0% -77 -10.2% -81 -5.3% -96 -0.1% -51,704 -46.2%
Exclusive Metrics Diff for Current Function-9 -11.7% 1 1.2% 256 266.7% -1,240 -2.4%
Parent function
drupal_html_class-1 -100.0% -77 -100.0% -81 -100.0% -96 -100.0% -51,704 -100.0%
Child functions
strtr-1 -33.3% -56 -72.7% -66 -81.5% -96 -100.0% -50,464 -97.6%
preg_replace-2 -66.7% -12 -15.6% -16 -19.8% -256 -266.7% 0 0.0%