Diff Report
Run #519b1557bbc04: XHProf Run (Namespace=drupal-perf-jenlampton)
vs.
Run #519b1a785aaa6: XHProf Run (Namespace=drupal-perf-jenlampton)
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Regression/Improvement summary for drupal_add_http_header

drupal_add_http_headerRun #519b1557bbc04Run #519b1a785aaa6DiffDiff%
Number of Function Calls1 1 0 0.0%
Incl. Wall Time (microsec)139 153 14 10.1%
Incl. Wall Time (microsec) per call 139 153 14 10.1%
Excl. Wall Time (microsec)26 27 1 3.8%
Incl. CPU (microsecs)141 154 13 9.2%
Incl. CPU (microsecs) per call 141 154 13 9.2%
Excl. CPU (microsec)18 20 2 11.1%
Incl. MemUse (bytes)13,888 13,888 0 0.0%
Incl. MemUse (bytes) per call 13,888 13,888 0 0.0%
Excl. MemUse (bytes)2,272 2,272 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% 14 0.7% 13 0.6% 0 0.0% 0 0.0%
Exclusive Metrics Diff for Current Function1 7.1% 2 15.4% 0 N/A% 0 N/A%
Parent function
call_user_func_array0 N/A% 14 100.0% 13 100.0% 0 N/A% 0 N/A%
Child functions
drupal_static0 N/A% 12 85.7% 12 92.3% 0 N/A% 0 N/A%
drupal_send_headers0 N/A% 1 7.1% 0 0.0% 0 N/A% 0 N/A%
strtolower0 N/A% 1 7.1% 0 0.0% 0 N/A% 0 N/A%
_drupal_set_preferred_header_name0 N/A% -1 -7.1% -1 -7.7% 0 N/A% 0 N/A%