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

drupal_add_http_headerRun #52e6fcee66138Run #52e6fc5cc809eDiffDiff%
Number of Function Calls1 1 0 0.0%
Incl. Wall Time (microsec)44 37 -7 -15.9%
Incl. Wall Time (microsec) per call 44 37 -7 -15.9%
Excl. Wall Time (microsec)23 18 -5 -21.7%
Incl. CPU (microsecs)46 39 -7 -15.2%
Incl. CPU (microsecs) per call 46 39 -7 -15.2%
Excl. CPU (microsec)23 15 -8 -34.8%
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)4,128 4,248 120 2.9%
Incl. PeakMemUse (bytes) per call 4,128 4,248 120 2.9%
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 Function-5 -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%