Diff Report
Run #534ad8dec7444: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #534ad972c8c0d: XHProf Run (Namespace=drupal-perf-drupalcon)
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Regression/Improvement summary for drupal_add_http_header

drupal_add_http_headerRun #534ad8dec7444Run #534ad972c8c0dDiffDiff%
Number of Function Calls1 1 0 0.0%
Incl. Wall Time (microsec)51 41 -10 -19.6%
Incl. Wall Time (microsec) per call 51 41 -10 -19.6%
Excl. Wall Time (microsec)21 18 -3 -14.3%
Incl. CPU (microsecs)53 42 -11 -20.8%
Incl. CPU (microsecs) per call 53 42 -11 -20.8%
Excl. CPU (microsec)16 13 -3 -18.8%
Incl. MemUse (bytes)3,288 3,288 0 0.0%
Incl. MemUse (bytes) per call 3,288 3,288 0 0.0%
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% -10 -0.7% -11 -1.9% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function-3 -30.0% -3 -27.3% 0 N/A% 0 N/A%
Parent function
call_user_func_array@10 N/A% -10 -100.0% -11 -100.0% 0 N/A% 0 N/A%
Child functions
drupal_static0 N/A% -4 -40.0% -4 -36.4% 0 N/A% 0 N/A%
_drupal_set_preferred_header_name0 N/A% -2 -20.0% -3 -27.3% 0 N/A% 0 N/A%
strtolower0 N/A% -1 -10.0% -1 -9.1% 0 N/A% 0 N/A%