Diff Report
Run #517c76da9b0d3: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #517c75d3de7c7: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for drupal_clean_css_identifier

drupal_clean_css_identifierRun #517c76da9b0d3Run #517c75d3de7c7DiffDiff%
Number of Function Calls75 25 -50 -66.7%
Incl. Wall Time (microsec)738 288 -450 -61.0%
Incl. Wall Time (microsec) per call 10 12 2 17.1%
Excl. Wall Time (microsec)468 177 -291 -62.2%
Incl. CPU (microsecs)802 305 -497 -62.0%
Incl. CPU (microsecs) per call 11 12 2 14.1%
Excl. CPU (microsec)374 144 -230 -61.5%
Incl. MemUse (bytes)9,152 5,152 -4,000 -43.7%
Incl. MemUse (bytes) per call 122 206 84 68.9%
Excl. MemUse (bytes)-8,216 -1,816 6,400 77.9%
Incl. PeakMemUse (bytes)11,536 10,112 -1,424 -12.3%
Incl. PeakMemUse (bytes) per call 154 404 251 163.0%
Excl. PeakMemUse (bytes)5,784 4,984 -800 -13.8%

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-50 -33.3% -450 -0.2% -497 -0.5% -4,000 -1.6% -1,424 -0.4%
Exclusive Metrics Diff for Current Function-291 -64.7% -230 -46.3% 6,400 160.0% -800 -56.2%
Parent function
drupal_html_class-50 -100.0% -450 -100.0% -497 -100.0% -4,000 -100.0% -1,424 -100.0%
Child functions
preg_replace-50 -50.0% -103 -22.9% -161 -32.4% -5,600 -140.0% -48 -3.4%
strtr-50 -50.0% -56 -12.4% -106 -21.3% -4,800 -120.0% -576 -40.4%