Diff Report
Run #51a4463d308ce: XHProf Run (Namespace=drupal-perf-ezeedub)
vs.
Run #51a448a326782: XHProf Run (Namespace=drupal-perf-ezeedub)
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Regression/Improvement summary for drupal_add_http_header

drupal_add_http_headerRun #51a4463d308ceRun #51a448a326782DiffDiff%
Number of Function Calls1 1 0 0.0%
Incl. Wall Time (microsec)154 212 58 37.7%
Incl. Wall Time (microsec) per call 154 212 58 37.7%
Excl. Wall Time (microsec)25 26 1 4.0%
Incl. CPU (microsecs)0 0 0 N/A%
Incl. CPU (microsecs) per call 0 0 0 N/A%
Excl. CPU (microsec)0 0 0 N/A%
Incl. MemUse (bytes)7,632 7,628 -4 -0.1%
Incl. MemUse (bytes) per call 7,632 7,628 -4 -0.1%
Excl. MemUse (bytes)1,248 1,248 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% 58 0.4% 0 0.0% -4 -0.0% 0 0.0%
Exclusive Metrics Diff for Current Function1 1.7% 0 N/A% 0 0.0% 0 N/A%
Parent function
call_user_func_array@10 N/A% 58 100.0% 0 N/A% -4 -100.0% 0 N/A%
Child functions
_drupal_set_preferred_header_name0 N/A% 55 94.8% 0 N/A% 0 0.0% 0 N/A%
drupal_send_headers0 N/A% 2 3.4% 0 N/A% -4 -100.0% 0 N/A%
strtolower0 N/A% 0 0.0% 0 N/A% 0 0.0% 0 N/A%
drupal_static0 N/A% 0 0.0% 0 N/A% 0 0.0% 0 N/A%