Diff Report
Run #52907577b0b08: XHProf Run (Namespace=drupal-perf-joelpittet)
vs.
Run #529075c009a60: XHProf Run (Namespace=drupal-perf-joelpittet)
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Regression/Improvement summary for drupal_add_http_header

drupal_add_http_headerRun #52907577b0b08Run #529075c009a60DiffDiff%
Number of Function Calls6 6 0 0.0%
Incl. Wall Time (microsec)93 95 2 2.2%
Incl. Wall Time (microsec) per call 16 16 0 2.2%
Excl. Wall Time (microsec)50 45 -5 -10.0%
Incl. CPU (microsecs)96 100 4 4.2%
Incl. CPU (microsecs) per call 16 17 1 4.2%
Excl. CPU (microsec)38 37 -1 -2.6%
Incl. MemUse (bytes)6,704 6,704 0 0.0%
Incl. MemUse (bytes) per call 1,117 1,117 0 0.0%
Excl. MemUse (bytes)2,464 2,464 0 0.0%
Incl. PeakMemUse (bytes)7,816 7,816 0 0.0%
Incl. PeakMemUse (bytes) per call 1,303 1,303 0 0.0%
Excl. PeakMemUse (bytes)2,104 2,104 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% 2 6.1% 4 11.8% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function-5 -250.0% -1 -25.0% 0 N/A% 0 N/A%
Parent function
call_user_func_array@20 N/A% 2 100.0% 4 100.0% 0 N/A% 0 N/A%
Child functions
drupal_static0 N/A% 4 200.0% 1 25.0% 0 N/A% 0 N/A%
strtolower0 N/A% 2 100.0% 1 25.0% 0 N/A% 0 N/A%
_drupal_set_preferred_header_name0 N/A% 1 50.0% 3 75.0% 0 N/A% 0 N/A%