Diff Report
Run #534ad9c94e95b: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #534ad8dec7444: XHProf Run (Namespace=drupal-perf-drupalcon)
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Regression/Improvement summary for drupal_add_http_header

drupal_add_http_headerRun #534ad9c94e95bRun #534ad8dec7444DiffDiff%
Number of Function Calls1 1 0 0.0%
Incl. Wall Time (microsec)40 51 11 27.5%
Incl. Wall Time (microsec) per call 40 51 11 27.5%
Excl. Wall Time (microsec)16 21 5 31.2%
Incl. CPU (microsecs)41 53 12 29.3%
Incl. CPU (microsecs) per call 41 53 12 29.3%
Excl. CPU (microsec)10 16 6 60.0%
Incl. MemUse (bytes)3,276 3,288 12 0.4%
Incl. MemUse (bytes) per call 3,276 3,288 12 0.4%
Excl. MemUse (bytes)1,092 1,092 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% 11 0.7% 12 2.4% 12 0.1% 0 0.0%
Exclusive Metrics Diff for Current Function5 45.5% 6 50.0% 0 0.0% 0 N/A%
Parent function
call_user_func_array@10 N/A% 11 100.0% 12 100.0% 12 100.0% 0 N/A%
Child functions
drupal_static0 N/A% 3 27.3% 3 25.0% 0 0.0% 0 N/A%
_drupal_set_preferred_header_name0 N/A% 2 18.2% 3 25.0% 12 100.0% 0 N/A%
strtolower0 N/A% 1 9.1% 0 0.0% 0 0.0% 0 N/A%