Diff Report
Run #51904f8640386: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #519050b464828: XHProf Run (Namespace=drupal-perf-cottser)
Tip
Click a function name below to drill down.

Regression/Improvement summary for drupal_add_http_header

drupal_add_http_headerRun #51904f8640386Run #519050b464828DiffDiff%
Number of Function Calls3 3 0 0.0%
Incl. Wall Time (microsec)152 151 -1 -0.7%
Incl. Wall Time (microsec) per call 51 50 -0 -0.7%
Excl. Wall Time (microsec)39 39 0 0.0%
Incl. CPU (microsecs)153 152 -1 -0.7%
Incl. CPU (microsecs) per call 51 51 -0 -0.7%
Excl. CPU (microsec)23 24 1 4.3%
Incl. MemUse (bytes)14,616 14,616 0 0.0%
Incl. MemUse (bytes) per call 4,872 4,872 0 0.0%
Excl. MemUse (bytes)2,568 2,568 0 0.0%
Incl. PeakMemUse (bytes)8,768 8,768 0 0.0%
Incl. PeakMemUse (bytes) per call 2,923 2,923 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% -1 -1.1% -1 -0.2% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function0 0.0% 1 100.0% 0 N/A% 0 N/A%
Parent function
call_user_func_array0 N/A% -1 -100.0% -1 -100.0% 0 N/A% 0 N/A%
Child functions
strtolower0 N/A% -1 -100.0% -1 -100.0% 0 N/A% 0 N/A%
drupal_send_headers0 N/A% 0 0.0% 1 100.0% 0 N/A% 0 N/A%
_drupal_set_preferred_header_name0 N/A% 0 0.0% 0 0.0% 0 N/A% 0 N/A%
drupal_static0 N/A% 0 0.0% -2 -200.0% 0 N/A% 0 N/A%