Diff Report
Run #535139ab6e707: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #53513a6d2163d: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for drupal_add_http_header

drupal_add_http_headerRun #535139ab6e707Run #53513a6d2163dDiffDiff%
Number of Function Calls7 7 0 0.0%
Incl. Wall Time (microsec)80 79 -1 -1.2%
Incl. Wall Time (microsec) per call 11 11 -0 -1.2%
Excl. Wall Time (microsec)46 46 0 0.0%
Incl. CPU (microsecs)92 85 -7 -7.6%
Incl. CPU (microsecs) per call 13 12 -1 -7.6%
Excl. CPU (microsec)40 30 -10 -25.0%
Incl. MemUse (bytes)6,832 6,832 0 0.0%
Incl. MemUse (bytes) per call 976 976 0 0.0%
Excl. MemUse (bytes)2,512 2,512 0 0.0%
Incl. PeakMemUse (bytes)4,512 4,512 0 0.0%
Incl. PeakMemUse (bytes) per call 645 645 0 0.0%
Excl. PeakMemUse (bytes)1,704 1,704 0 0.0%

Parent/Child Regression/Improvement report for drupal_add_http_header [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_add_http_header0 N/A% -1 -0.0% -7 -0.2% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function0 0.0% -10 -142.9% 0 N/A% 0 N/A%
Parent function
call_user_func_array@10 N/A% -1 -100.0% -7 -100.0% 0 N/A% 0 N/A%
Child functions
_drupal_set_preferred_header_name0 N/A% -1 -100.0% -1 -14.3% 0 N/A% 0 N/A%
strtolower0 N/A% 0 0.0% -3 -42.9% 0 N/A% 0 N/A%
drupal_static0 N/A% 0 0.0% 7 100.0% 0 N/A% 0 N/A%