Diff Report
Run #51904f8640386: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #519050cbdc201: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for drupal_send_headers

drupal_send_headersRun #51904f8640386Run #519050cbdc201DiffDiff%
Number of Function Calls3 3 0 0.0%
Incl. Wall Time (microsec)85 89 4 4.7%
Incl. Wall Time (microsec) per call 28 30 1 4.7%
Excl. Wall Time (microsec)49 48 -1 -2.0%
Incl. CPU (microsecs)89 92 3 3.4%
Incl. CPU (microsecs) per call 30 31 1 3.4%
Excl. CPU (microsec)41 37 -4 -9.8%
Incl. MemUse (bytes)7,856 7,856 0 0.0%
Incl. MemUse (bytes) per call 2,619 2,619 0 0.0%
Excl. MemUse (bytes)-64 -64 0 0.0%
Incl. PeakMemUse (bytes)5,848 5,960 112 1.9%
Incl. PeakMemUse (bytes) per call 1,949 1,987 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% 4 0.4% 3 0.2% 0 0.0% 112 0.1%
Exclusive Metrics Diff for Current Function-1 -25.0% -4 -133.3% 0 N/A% 0 0.0%
Parent function
drupal_add_http_header0 N/A% 4 100.0% 3 100.0% 0 N/A% 112 100.0%
Child functions
drupal_static0 N/A% 5 125.0% 6 200.0% 0 N/A% 0 0.0%
header0 N/A% 0 0.0% 1 33.3% 0 N/A% 112 100.0%
strtolower0 N/A% 0 0.0% -2 -66.7% 0 N/A% 0 0.0%
_drupal_set_preferred_header_name0 N/A% 0 0.0% 1 33.3% 0 N/A% 0 0.0%
drupal_get_http_header0 N/A% 0 0.0% 1 33.3% 0 N/A% 0 0.0%