Diff Report
Run #52f5c0b2e882a: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #52f5c0f4ebbb2: 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 #52f5c0b2e882aRun #52f5c0f4ebbb2DiffDiff%
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)12 13 1 8.3%
Incl. CPU (microsecs)28 28 0 0.0%
Incl. CPU (microsecs) per call 28 28 0 0.0%
Excl. CPU (microsec)10 9 -1 -10.0%
Incl. MemUse (bytes)6,056 6,056 0 0.0%
Incl. MemUse (bytes) per call 6,056 6,056 0 0.0%
Excl. MemUse (bytes)2,024 2,024 0 0.0%
Incl. PeakMemUse (bytes)4,192 4,192 0 0.0%
Incl. PeakMemUse (bytes) per call 4,192 4,192 0 0.0%
Excl. PeakMemUse (bytes)1,416 1,416 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 0.2% 0 0.0% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function1 100.0% -1 N/A% 0 N/A% 0 N/A%
Parent function
call_user_func_array@10 N/A% 1 100.0% 0 N/A% 0 N/A% 0 N/A%
Child functions
_drupal_set_preferred_header_name0 N/A% 0 0.0% 1 N/A% 0 N/A% 0 N/A%
strtolower0 N/A% 0 0.0% 0 N/A% 0 N/A% 0 N/A%
drupal_static0 N/A% 0 0.0% 0 N/A% 0 N/A% 0 N/A%