Diff Report
Run #519fbca569199: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #519fbb3f5c2a0: XHProf Run (Namespace=drupal-perf-drupalcon)
Tip
Click a function name below to drill down.

Regression/Improvement summary for drupal_add_http_header

drupal_add_http_headerRun #519fbca569199Run #519fbb3f5c2a0DiffDiff%
Number of Function Calls1 1 0 0.0%
Incl. Wall Time (microsec)67 68 1 1.5%
Incl. Wall Time (microsec) per call 67 68 1 1.5%
Excl. Wall Time (microsec)14 14 0 0.0%
Incl. CPU (microsecs)67 69 2 3.0%
Incl. CPU (microsecs) per call 67 69 2 3.0%
Excl. CPU (microsec)11 10 -1 -9.1%
Incl. MemUse (bytes)13,992 13,992 0 0.0%
Incl. MemUse (bytes) per call 13,992 13,992 0 0.0%
Excl. MemUse (bytes)2,320 2,320 0 0.0%
Incl. PeakMemUse (bytes)0 0 0 N/A%
Incl. PeakMemUse (bytes) per call 0 0 0 N/A%
Excl. PeakMemUse (bytes)0 0 0 N/A%

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% 2 0.7% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function0 0.0% -1 -50.0% 0 N/A% 0 N/A%
Parent function
call_user_func_array0 N/A% 1 100.0% 2 100.0% 0 N/A% 0 N/A%
Child functions
drupal_send_headers0 N/A% 1 100.0% 2 100.0% 0 N/A% 0 N/A%
_drupal_set_preferred_header_name0 N/A% 0 0.0% 1 50.0% 0 N/A% 0 N/A%
strtolower0 N/A% 0 0.0% 0 0.0% 0 N/A% 0 N/A%
drupal_static0 N/A% 0 0.0% 0 0.0% 0 N/A% 0 N/A%