Diff Report
Run #519ff79b9e81a: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #519ff693b4ca2: XHProf Run (Namespace=drupal-perf-drupalcon)
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Regression/Improvement summary for drupal_add_http_header

drupal_add_http_headerRun #519ff79b9e81aRun #519ff693b4ca2DiffDiff%
Number of Function Calls3 3 0 0.0%
Incl. Wall Time (microsec)239 241 2 0.8%
Incl. Wall Time (microsec) per call 80 80 1 0.8%
Excl. Wall Time (microsec)55 54 -1 -1.8%
Incl. CPU (microsecs)244 245 1 0.4%
Incl. CPU (microsecs) per call 81 82 0 0.4%
Excl. CPU (microsec)50 49 -1 -2.0%
Incl. MemUse (bytes)14,520 14,520 0 0.0%
Incl. MemUse (bytes) per call 4,840 4,840 0 0.0%
Excl. MemUse (bytes)2,568 2,568 0 0.0%
Incl. PeakMemUse (bytes)8,760 8,760 0 0.0%
Incl. PeakMemUse (bytes) per call 2,920 2,920 0 0.0%
Excl. PeakMemUse (bytes)1,240 1,240 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 0.4% 1 0.2% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function-1 -50.0% -1 -100.0% 0 N/A% 0 N/A%
Parent function
call_user_func_array0 N/A% 2 100.0% 1 100.0% 0 N/A% 0 N/A%
Child functions
_drupal_set_preferred_header_name0 N/A% 1 50.0% 0 0.0% 0 N/A% 0 N/A%
drupal_static0 N/A% 1 50.0% -1 -100.0% 0 N/A% 0 N/A%
drupal_send_headers0 N/A% 1 50.0% 2 200.0% 0 N/A% 0 N/A%
strtolower0 N/A% 0 0.0% 1 100.0% 0 N/A% 0 N/A%