Diff Report
Run #517d7319aefb8: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #517d73f55c548: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for _drupal_set_preferred_header_name

_drupal_set_preferred_header_nameRun #517d7319aefb8Run #517d73f55c548DiffDiff%
Number of Function Calls6 6 0 0.0%
Incl. Wall Time (microsec)14 18 4 28.6%
Incl. Wall Time (microsec) per call 2 3 1 28.6%
Excl. Wall Time (microsec)13 18 5 38.5%
Incl. CPU (microsecs)22 23 1 4.5%
Incl. CPU (microsecs) per call 4 4 0 4.5%
Excl. CPU (microsec)17 16 -1 -5.9%
Incl. MemUse (bytes)4,128 4,128 0 0.0%
Incl. MemUse (bytes) per call 688 688 0 0.0%
Excl. MemUse (bytes)3,248 3,248 0 0.0%
Incl. PeakMemUse (bytes)1,776 1,776 0 0.0%
Incl. PeakMemUse (bytes) per call 296 296 0 0.0%
Excl. PeakMemUse (bytes)1,296 1,296 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% 4 0.0% 1 0.0% 0 0.0% 0 0.0%
Exclusive Metrics Diff for Current Function5 125.0% -1 -100.0% 0 N/A% 0 N/A%
Parent functions
drupal_add_http_header0 N/A% 4 100.0% 4 400.0% 0 N/A% 0 N/A%
drupal_send_headers0 N/A% 0 0.0% -3 -300.0% 0 N/A% 0 N/A%
Child function
strtolower0 N/A% -1 -25.0% 2 200.0% 0 N/A% 0 N/A%