Diff Report
Run #52e49b394aea8: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #52e49acfb0eb8: XHProf Run (Namespace=drupal-perf-drupalcon)
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Regression/Improvement summary for drupal_add_http_header

drupal_add_http_headerRun #52e49b394aea8Run #52e49acfb0eb8DiffDiff%
Number of Function Calls1 1 0 0.0%
Incl. Wall Time (microsec)24 24 0 0.0%
Incl. Wall Time (microsec) per call 24 24 0 0.0%
Excl. Wall Time (microsec)10 11 1 10.0%
Incl. CPU (microsecs)25 25 0 0.0%
Incl. CPU (microsecs) per call 25 25 0 0.0%
Excl. CPU (microsec)7 7 0 0.0%
Incl. MemUse (bytes)6,008 6,008 0 0.0%
Incl. MemUse (bytes) per call 6,008 6,008 0 0.0%
Excl. MemUse (bytes)2,024 2,024 0 0.0%
Incl. PeakMemUse (bytes)344 3,336 2,992 869.8%
Incl. PeakMemUse (bytes) per call 344 3,336 2,992 869.8%
Excl. PeakMemUse (bytes)344 1,432 1,088 316.3%

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% 0 0.0% 0 0.0% 0 0.0% 2,992 11.3%
Exclusive Metrics Diff for Current Function1 N/A% 0 N/A% 0 N/A% 1,088 36.4%
Parent function
call_user_func_array@10 N/A% 0 N/A% 0 N/A% 0 N/A% 2,992 100.0%
Child functions
strtolower0 N/A% -1 N/A% -1 N/A% 0 N/A% 480 16.0%
_drupal_set_preferred_header_name0 N/A% 0 N/A% 0 N/A% 0 N/A% 1,384 46.3%
drupal_static0 N/A% 0 N/A% 1 N/A% 0 N/A% 40 1.3%