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_strtolower

drupal_strtolowerRun #517c75d3de7c7Run #517c76da9b0d3DiffDiff%
Number of Function Calls35 85 50 142.9%
Incl. Wall Time (microsec)390 818 428 109.7%
Incl. Wall Time (microsec) per call 11 10 -2 -13.6%
Excl. Wall Time (microsec)100 223 123 123.0%
Incl. CPU (microsecs)421 887 466 110.7%
Incl. CPU (microsecs) per call 12 10 -2 -13.2%
Excl. CPU (microsec)108 221 113 104.6%
Incl. MemUse (bytes)6,384 10,384 4,000 62.7%
Incl. MemUse (bytes) per call 182 122 -60 -33.0%
Excl. MemUse (bytes)3,568 5,968 2,400 67.3%
Incl. PeakMemUse (bytes)5,000 5,296 296 5.9%
Incl. PeakMemUse (bytes) per call 143 62 -81 -56.4%
Excl. PeakMemUse (bytes)1,456 1,456 0 0.0%

Parent/Child Regression/Improvement report for drupal_strtolower [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_strtolower50 50.0% 428 0.2% 466 0.5% 4,000 1.6% 296 0.1%
Exclusive Metrics Diff for Current Function123 28.7% 113 24.2% 2,400 60.0% 0 0.0%
Parent functions
drupal_html_class50 100.0% 430 100.5% 470 100.9% 4,000 100.0% 296 100.0%
drupal_html_id0 0.0% -2 -0.5% -4 -0.9% 0 0.0% 0 0.0%
Child function
mb_strtolower50 100.0% 305 71.3% 353 75.8% 1,600 40.0% 296 100.0%