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

drupal_add_http_headerRun #529075c009a60Run #52907577b0b08DiffDiff%
Number of Function Calls6 6 0 0.0%
Incl. Wall Time (microsec)95 93 -2 -2.1%
Incl. Wall Time (microsec) per call 16 16 -0 -2.1%
Excl. Wall Time (microsec)45 50 5 11.1%
Incl. CPU (microsecs)100 96 -4 -4.0%
Incl. CPU (microsecs) per call 17 16 -1 -4.0%
Excl. CPU (microsec)37 38 1 2.7%
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 Function5 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%