Diff Report
Run #519af44245f83: XHProf Run (Namespace=drupal-perf-joelpittet)
vs.
Run #519af4b90e33b: XHProf Run (Namespace=drupal-perf-joelpittet)
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Regression/Improvement summary for drupal_add_http_header

drupal_add_http_headerRun #519af44245f83Run #519af4b90e33bDiffDiff%
Number of Function Calls1 1 0 0.0%
Incl. Wall Time (microsec)101 100 -1 -1.0%
Incl. Wall Time (microsec) per call 101 100 -1 -1.0%
Excl. Wall Time (microsec)19 20 1 5.3%
Incl. CPU (microsecs)102 101 -1 -1.0%
Incl. CPU (microsecs) per call 102 101 -1 -1.0%
Excl. CPU (microsec)13 14 1 7.7%
Incl. MemUse (bytes)14,096 14,080 -16 -0.1%
Incl. MemUse (bytes) per call 14,096 14,080 -16 -0.1%
Excl. MemUse (bytes)2,320 2,320 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 -0.0% -1 -0.1% -16 -0.0% 0 0.0%
Exclusive Metrics Diff for Current Function1 100.0% 1 100.0% 0 0.0% 0 N/A%
Parent function
call_user_func_array0 N/A% -1 -100.0% -1 -100.0% -16 -100.0% 0 N/A%
Child functions
drupal_static0 N/A% -1 -100.0% -2 -200.0% 0 0.0% 0 N/A%
drupal_send_headers0 N/A% -1 -100.0% -1 -100.0% -24 -150.0% 0 N/A%
strtolower0 N/A% 0 0.0% 1 100.0% 8 50.0% 0 N/A%
_drupal_set_preferred_header_name0 N/A% 0 0.0% 0 0.0% 0 0.0% 0 N/A%