Diff Report
Run #5350e128cfd2b: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #5350e2663e694: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for drupal_add_http_header

drupal_add_http_headerRun #5350e128cfd2bRun #5350e2663e694DiffDiff%
Number of Function Calls1 1 0 0.0%
Incl. Wall Time (microsec)23 22 -1 -4.3%
Incl. Wall Time (microsec) per call 23 22 -1 -4.3%
Excl. Wall Time (microsec)10 10 0 0.0%
Incl. CPU (microsecs)24 24 0 0.0%
Incl. CPU (microsecs) per call 24 24 0 0.0%
Excl. CPU (microsec)10 7 -3 -30.0%
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)3,968 3,848 -120 -3.0%
Incl. PeakMemUse (bytes) per call 3,968 3,848 -120 -3.0%
Excl. PeakMemUse (bytes)1,440 1,440 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 -0.1% 0 0.0% 0 0.0% -120 -0.5%
Exclusive Metrics Diff for Current Function0 0.0% -3 N/A% 0 N/A% 0 0.0%
Parent function
call_user_func_array@10 N/A% -1 -100.0% 0 N/A% 0 N/A% -120 -100.0%
Child functions
_drupal_set_preferred_header_name0 N/A% -1 -100.0% 1 N/A% 0 N/A% 0 0.0%
strtolower0 N/A% 0 0.0% 1 N/A% 0 N/A% 0 0.0%
drupal_static0 N/A% 0 0.0% 1 N/A% 0 N/A% -120 -100.0%