Diff Report
Run #512a1f7f217a6: XHProf Run (Namespace=drupal-perf)
vs.
Run #512a20b11c1ab: XHProf Run (Namespace=drupal-perf)
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Regression/Improvement summary for drupal_add_http_header

drupal_add_http_headerRun #512a1f7f217a6Run #512a20b11c1abDiffDiff%
Number of Function Calls1 1 0 0.0%
Incl. Wall Time (microsec)81 76 -5 -6.2%
Incl. Wall Time (microsec) per call 81 76 -5 -6.2%
Excl. Wall Time (microsec)15 15 0 0.0%
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)20,704 19,744 -960 -4.6%
Incl. MemUse (bytes) per call 20,704 19,744 -960 -4.6%
Excl. MemUse (bytes)3,232 3,232 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% -5 -0.0% 0 0.0% -960 -0.0% 0 0.0%
Exclusive Metrics Diff for Current Function0 0.0% 0 N/A% 0 0.0% 0 N/A%
Parent function
call_user_func_array0 N/A% -5 -100.0% 0 N/A% -960 -100.0% 0 N/A%
Child functions
drupal_send_headers0 N/A% -6 -120.0% 0 N/A% -992 -103.3% 0 N/A%
drupal_static0 N/A% 1 20.0% 0 N/A% 0 0.0% 0 N/A%
strtolower0 N/A% 0 0.0% 0 N/A% 0 0.0% 0 N/A%
_drupal_set_preferred_header_name0 N/A% 0 0.0% 0 N/A% 32 3.3% 0 N/A%