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

drupal_clean_css_identifierRun #517c75d3de7c7Run #517c76da9b0d3DiffDiff%
Number of Function Calls25 75 50 200.0%
Incl. Wall Time (microsec)288 738 450 156.2%
Incl. Wall Time (microsec) per call 12 10 -2 -14.6%
Excl. Wall Time (microsec)177 468 291 164.4%
Incl. CPU (microsecs)305 802 497 163.0%
Incl. CPU (microsecs) per call 12 11 -2 -12.3%
Excl. CPU (microsec)144 374 230 159.7%
Incl. MemUse (bytes)5,152 9,152 4,000 77.6%
Incl. MemUse (bytes) per call 206 122 -84 -40.8%
Excl. MemUse (bytes)-1,816 -8,216 -6,400 -352.4%
Incl. PeakMemUse (bytes)10,112 11,536 1,424 14.1%
Incl. PeakMemUse (bytes) per call 404 154 -251 -62.0%
Excl. PeakMemUse (bytes)4,984 5,784 800 16.1%

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_identifier50 33.3% 450 0.2% 497 0.5% 4,000 1.6% 1,424 0.4%
Exclusive Metrics Diff for Current Function291 64.7% 230 46.3% -6,400 -160.0% 800 56.2%
Parent function
drupal_html_class50 100.0% 450 100.0% 497 100.0% 4,000 100.0% 1,424 100.0%
Child functions
preg_replace50 50.0% 103 22.9% 161 32.4% 5,600 140.0% 48 3.4%
strtr50 50.0% 56 12.4% 106 21.3% 4,800 120.0% 576 40.4%