Diff Report
Run #519ead70538d1: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #519eadc55e057: XHProf Run (Namespace=drupal-perf-drupalcon)
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Regression/Improvement summary for drupal_add_http_header

drupal_add_http_headerRun #519ead70538d1Run #519eadc55e057DiffDiff%
Number of Function Calls1 1 0 0.0%
Incl. Wall Time (microsec)114 113 -1 -0.9%
Incl. Wall Time (microsec) per call 114 113 -1 -0.9%
Excl. Wall Time (microsec)22 21 -1 -4.5%
Incl. CPU (microsecs)115 115 0 0.0%
Incl. CPU (microsecs) per call 115 115 0 0.0%
Excl. CPU (microsec)16 17 1 6.2%
Incl. MemUse (bytes)7,604 7,604 0 0.0%
Incl. MemUse (bytes) per call 7,604 7,604 0 0.0%
Excl. MemUse (bytes)1,224 1,224 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% -1 -0.1% 0 0.0% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function-1 -100.0% 1 N/A% 0 N/A% 0 N/A%
Parent function
call_user_func_array0 N/A% -1 -100.0% 0 N/A% 0 N/A% 0 N/A%
Child functions
drupal_send_headers0 N/A% 0 0.0% 0 N/A% 0 N/A% 0 N/A%
_drupal_set_preferred_header_name0 N/A% 0 0.0% -1 N/A% 0 N/A% 0 N/A%
strtolower0 N/A% 0 0.0% -1 N/A% 0 N/A% 0 N/A%
drupal_static0 N/A% 0 0.0% 1 N/A% 0 N/A% 0 N/A%