Diff Report
Run #52f2e60305388: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #52f2e62091f2c: XHProf Run (Namespace=drupal-perf-drupalcon)
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Regression/Improvement summary for drupal_add_http_header

drupal_add_http_headerRun #52f2e60305388Run #52f2e62091f2cDiffDiff%
Number of Function Calls1 1 0 0.0%
Incl. Wall Time (microsec)27 25 -2 -7.4%
Incl. Wall Time (microsec) per call 27 25 -2 -7.4%
Excl. Wall Time (microsec)11 10 -1 -9.1%
Incl. CPU (microsecs)28 27 -1 -3.6%
Incl. CPU (microsecs) per call 28 27 -1 -3.6%
Excl. CPU (microsec)11 8 -3 -27.3%
Incl. MemUse (bytes)6,104 6,104 0 0.0%
Incl. MemUse (bytes) per call 6,104 6,104 0 0.0%
Excl. MemUse (bytes)2,048 2,072 24 1.2%
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% -2 -0.1% -1 -0.0% 0 0.0% 0 0.0%
Exclusive Metrics Diff for Current Function-1 -50.0% -3 -300.0% 24 N/A% 0 N/A%
Parent function
call_user_func_array@10 N/A% -2 -100.0% -1 -100.0% 0 N/A% 0 N/A%
Child functions
drupal_static0 N/A% -1 -50.0% 2 200.0% 0 N/A% 0 N/A%
_drupal_set_preferred_header_name0 N/A% 0 0.0% 0 0.0% -24 N/A% 0 N/A%
strtolower0 N/A% 0 0.0% 0 0.0% 0 N/A% 0 N/A%