Diff Report
Run #51af435181b2e: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #51af3d98520b7: XHProf Run (Namespace=drupal-perf-drupalcon)
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Regression/Improvement summary for _drupal_set_preferred_header_name

_drupal_set_preferred_header_nameRun #51af435181b2eRun #51af3d98520b7DiffDiff%
Number of Function Calls2 2 0 0.0%
Incl. Wall Time (microsec)8 11 3 37.5%
Incl. Wall Time (microsec) per call 4 6 2 37.5%
Excl. Wall Time (microsec)7 10 3 42.9%
Incl. CPU (microsecs)11 13 2 18.2%
Incl. CPU (microsecs) per call 6 7 1 18.2%
Excl. CPU (microsec)8 10 2 25.0%
Incl. MemUse (bytes)3,088 3,088 0 0.0%
Incl. MemUse (bytes) per call 1,544 1,544 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_set_preferred_header_name [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_set_preferred_header_name0 N/A% 3 0.4% 2 0.2% 0 0.0% 0 0.0%
Exclusive Metrics Diff for Current Function3 100.0% 2 100.0% 0 N/A% 0 N/A%
Parent functions
drupal_add_http_header0 N/A% 3 100.0% 4 200.0% 0 N/A% 0 N/A%
drupal_send_headers0 N/A% 0 0.0% -2 -100.0% 0 N/A% 0 N/A%
Child function
strtolower0 N/A% 0 0.0% 0 0.0% 0 N/A% 0 N/A%