Diff Report
Run #51981beb768ad: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #51981e3ae1e6c: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for drupal_add_http_header

drupal_add_http_headerRun #51981beb768adRun #51981e3ae1e6cDiffDiff%
Number of Function Calls1 1 0 0.0%
Incl. Wall Time (microsec)77 75 -2 -2.6%
Incl. Wall Time (microsec) per call 77 75 -2 -2.6%
Excl. Wall Time (microsec)16 15 -1 -6.2%
Incl. CPU (microsecs)79 76 -3 -3.8%
Incl. CPU (microsecs) per call 79 76 -3 -3.8%
Excl. CPU (microsec)15 12 -3 -20.0%
Incl. MemUse (bytes)14,072 14,072 0 0.0%
Incl. MemUse (bytes) per call 14,072 14,072 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% -2 -1.6% -3 -0.6% 0 0.0% 0 0.0%
Exclusive Metrics Diff for Current Function-1 -50.0% -3 -100.0% 0 N/A% 0 N/A%
Parent function
call_user_func_array0 N/A% -2 -100.0% -3 -100.0% 0 N/A% 0 N/A%
Child functions
drupal_send_headers0 N/A% -1 -50.0% -1 -33.3% 0 N/A% 0 N/A%
_drupal_set_preferred_header_name0 N/A% 0 0.0% 1 33.3% 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%