Diff Report
Run #51774c26bf054: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #51774cdfb1214: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for drupal_send_headers

drupal_send_headersRun #51774c26bf054Run #51774cdfb1214DiffDiff%
Number of Function Calls3 3 0 0.0%
Incl. Wall Time (microsec)82 87 5 6.1%
Incl. Wall Time (microsec) per call 27 29 2 6.1%
Excl. Wall Time (microsec)47 52 5 10.6%
Incl. CPU (microsecs)86 92 6 7.0%
Incl. CPU (microsecs) per call 29 31 2 7.0%
Excl. CPU (microsec)37 41 4 10.8%
Incl. MemUse (bytes)7,808 7,808 0 0.0%
Incl. MemUse (bytes) per call 2,603 2,603 0 0.0%
Excl. MemUse (bytes)-64 -64 0 0.0%
Incl. PeakMemUse (bytes)5,944 5,944 0 0.0%
Incl. PeakMemUse (bytes) per call 1,981 1,981 0 0.0%
Excl. PeakMemUse (bytes)2,296 2,296 0 0.0%

Parent/Child Regression/Improvement report for drupal_send_headers [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_send_headers0 N/A% 5 0.0% 6 0.0% 0 0.0% 0 0.0%
Exclusive Metrics Diff for Current Function5 100.0% 4 66.7% 0 N/A% 0 N/A%
Parent function
drupal_add_http_header0 N/A% 5 100.0% 6 100.0% 0 N/A% 0 N/A%
Child functions
drupal_static0 N/A% -1 -20.0% 1 16.7% 0 N/A% 0 N/A%
drupal_get_http_header0 N/A% 1 20.0% 1 16.7% 0 N/A% 0 N/A%
header0 N/A% 0 0.0% 3 50.0% 0 N/A% 0 N/A%
_drupal_set_preferred_header_name0 N/A% 0 0.0% 0 0.0% 0 N/A% 0 N/A%
strtolower0 N/A% 0 0.0% -3 -50.0% 0 N/A% 0 N/A%