Diff Report
Run #517c7d73caad2: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #517c7dc1dc4c3: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for drupal_send_headers

drupal_send_headersRun #517c7d73caad2Run #517c7dc1dc4c3DiffDiff%
Number of Function Calls3 3 0 0.0%
Incl. Wall Time (microsec)83 92 9 10.8%
Incl. Wall Time (microsec) per call 28 31 3 10.8%
Excl. Wall Time (microsec)49 52 3 6.1%
Incl. CPU (microsecs)86 94 8 9.3%
Incl. CPU (microsecs) per call 29 31 3 9.3%
Excl. CPU (microsec)33 43 10 30.3%
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)5,960 5,848 -112 -1.9%
Incl. PeakMemUse (bytes) per call 1,987 1,949 -37 -1.9%
Excl. PeakMemUse (bytes)2,200 2,200 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% 9 2.5% 8 0.9% 0 0.0% -112 -4.6%
Exclusive Metrics Diff for Current Function3 33.3% 10 125.0% 0 N/A% 0 0.0%
Parent function
drupal_add_http_header0 N/A% 9 100.0% 8 100.0% 0 N/A% -112 -100.0%
Child functions
strtolower0 N/A% 2 22.2% 0 0.0% 0 N/A% 0 0.0%
drupal_get_http_header0 N/A% 2 22.2% 1 12.5% 0 N/A% 0 0.0%
header0 N/A% 1 11.1% -2 -25.0% 0 N/A% -112 -100.0%
drupal_static0 N/A% 1 11.1% 1 12.5% 0 N/A% 0 0.0%
_drupal_set_preferred_header_name0 N/A% 0 0.0% -2 -25.0% 0 N/A% 0 0.0%