Diff Report
Run #5219624c55207: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #521962a927d49: 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 #5219624c55207Run #521962a927d49DiffDiff%
Number of Function Calls1 1 0 0.0%
Incl. Wall Time (microsec)26 27 1 3.8%
Incl. Wall Time (microsec) per call 26 27 1 3.8%
Excl. Wall Time (microsec)11 12 1 9.1%
Incl. CPU (microsecs)27 27 0 0.0%
Incl. CPU (microsecs) per call 27 27 0 0.0%
Excl. CPU (microsec)7 10 3 42.9%
Incl. MemUse (bytes)6,008 6,008 0 0.0%
Incl. MemUse (bytes) per call 6,008 6,008 0 0.0%
Excl. MemUse (bytes)2,024 2,024 0 0.0%
Incl. PeakMemUse (bytes)3,272 2,128 -1,144 -35.0%
Incl. PeakMemUse (bytes) per call 3,272 2,128 -1,144 -35.0%
Excl. PeakMemUse (bytes)1,408 856 -552 -39.2%

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 0.2% 0 0.0% 0 0.0% -1,144 -3.9%
Exclusive Metrics Diff for Current Function1 100.0% 3 N/A% 0 N/A% -552 -48.3%
Parent function
call_user_func_array@20 N/A% 1 100.0% 0 N/A% 0 N/A% -1,144 -100.0%
Child functions
_drupal_set_preferred_header_name0 N/A% 0 0.0% -2 N/A% 0 N/A% -112 -9.8%
strtolower0 N/A% 0 0.0% -1 N/A% 0 N/A% -480 -42.0%
drupal_static0 N/A% 0 0.0% 0 N/A% 0 N/A% 0 0.0%