Diff Report
Run #5198eef80c6dc: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #5198ed6acdf41: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for drupal_add_http_header

drupal_add_http_headerRun #5198eef80c6dcRun #5198ed6acdf41DiffDiff%
Number of Function Calls1 1 0 0.0%
Incl. Wall Time (microsec)79 90 11 13.9%
Incl. Wall Time (microsec) per call 79 90 11 13.9%
Excl. Wall Time (microsec)15 21 6 40.0%
Incl. CPU (microsecs)81 91 10 12.3%
Incl. CPU (microsecs) per call 81 91 10 12.3%
Excl. CPU (microsec)13 17 4 30.8%
Incl. MemUse (bytes)15,000 15,000 0 0.0%
Incl. MemUse (bytes) per call 15,000 15,000 0 0.0%
Excl. MemUse (bytes)2,320 2,320 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% 11 0.6% 10 0.2% 0 0.0% 0 0.0%
Exclusive Metrics Diff for Current Function6 54.5% 4 40.0% 0 N/A% 0 N/A%
Parent function
call_user_func_array0 N/A% 11 100.0% 10 100.0% 0 N/A% 0 N/A%
Child functions
drupal_static0 N/A% 4 36.4% 4 40.0% 0 N/A% 0 N/A%
drupal_send_headers0 N/A% 1 9.1% 1 10.0% 0 N/A% 0 N/A%
strtolower0 N/A% 0 0.0% 0 0.0% 0 N/A% 0 N/A%
_drupal_set_preferred_header_name0 N/A% 0 0.0% 1 10.0% 0 N/A% 0 N/A%