Diff Report
Run #52e6fc5cc809e: XHProf Run (Namespace=drupal-perf-joelpittet)
vs.
Run #52e6fcee66138: XHProf Run (Namespace=drupal-perf-joelpittet)
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Regression/Improvement summary for drupal_add_http_header

drupal_add_http_headerRun #52e6fc5cc809eRun #52e6fcee66138DiffDiff%
Number of Function Calls1 1 0 0.0%
Incl. Wall Time (microsec)37 44 7 18.9%
Incl. Wall Time (microsec) per call 37 44 7 18.9%
Excl. Wall Time (microsec)18 23 5 27.8%
Incl. CPU (microsecs)39 46 7 17.9%
Incl. CPU (microsecs) per call 39 46 7 17.9%
Excl. CPU (microsec)15 23 8 53.3%
Incl. MemUse (bytes)5,968 5,968 0 0.0%
Incl. MemUse (bytes) per call 5,968 5,968 0 0.0%
Excl. MemUse (bytes)2,016 2,016 0 0.0%
Incl. PeakMemUse (bytes)4,248 4,128 -120 -2.8%
Incl. PeakMemUse (bytes) per call 4,248 4,128 -120 -2.8%
Excl. PeakMemUse (bytes)1,456 1,456 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% 7 0.3% 7 0.3% 0 0.0% -120 -0.1%
Exclusive Metrics Diff for Current Function5 71.4% 8 114.3% 0 N/A% 0 0.0%
Parent function
call_user_func_array@10 N/A% 7 100.0% 7 100.0% 0 N/A% -120 -100.0%
Child functions
drupal_static0 N/A% 1 14.3% 0 0.0% 0 N/A% -120 -100.0%
strtolower0 N/A% 1 14.3% -1 -14.3% 0 N/A% 0 0.0%
_drupal_set_preferred_header_name0 N/A% 0 0.0% 0 0.0% 0 N/A% 0 0.0%