Diff Report
Run #52c96bbf45f87: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #52c96b69a1c07: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for _drupal_set_preferred_header_name

_drupal_set_preferred_header_nameRun #52c96bbf45f87Run #52c96b69a1c07DiffDiff%
Number of Function Calls1 1 0 0.0%
Incl. Wall Time (microsec)7 4 -3 -42.9%
Incl. Wall Time (microsec) per call 7 4 -3 -42.9%
Excl. Wall Time (microsec)7 4 -3 -42.9%
Incl. CPU (microsecs)8 5 -3 -37.5%
Incl. CPU (microsecs) per call 8 5 -3 -37.5%
Excl. CPU (microsec)3 4 1 33.3%
Incl. MemUse (bytes)2,088 2,088 0 0.0%
Incl. MemUse (bytes) per call 2,088 2,088 0 0.0%
Excl. MemUse (bytes)1,272 1,272 0 0.0%
Incl. PeakMemUse (bytes)1,384 1,384 0 0.0%
Incl. PeakMemUse (bytes) per call 1,384 1,384 0 0.0%
Excl. PeakMemUse (bytes)768 768 0 0.0%

Parent/Child Regression/Improvement report for _drupal_set_preferred_header_name [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_set_preferred_header_name0 N/A% -3 -0.5% -3 -0.5% 0 0.0% 0 0.0%
Exclusive Metrics Diff for Current Function-3 -100.0% 1 33.3% 0 N/A% 0 N/A%
Parent function
drupal_add_http_header0 N/A% -3 -100.0% -3 -100.0% 0 N/A% 0 N/A%
Child function
strtolower0 N/A% 0 0.0% -4 -133.3% 0 N/A% 0 N/A%