Diff Report
Run #51a27ce83196d: XHProf Run (Namespace=drupal-perf-trevorbradley)
vs.
Run #51a27d81b1262: XHProf Run (Namespace=drupal-perf-trevorbradley)
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Regression/Improvement summary for drupal_send_headers

drupal_send_headersRun #51a27ce83196dRun #51a27d81b1262DiffDiff%
Number of Function Calls1 1 0 0.0%
Incl. Wall Time (microsec)49 43 -6 -12.2%
Incl. Wall Time (microsec) per call 49 43 -6 -12.2%
Excl. Wall Time (microsec)25 22 -3 -12.0%
Incl. CPU (microsecs)0 0 0 N/A%
Incl. CPU (microsecs) per call 0 0 0 N/A%
Excl. CPU (microsec)0 0 0 N/A%
Incl. MemUse (bytes)7,672 7,672 0 0.0%
Incl. MemUse (bytes) per call 7,672 7,672 0 0.0%
Excl. MemUse (bytes)1,664 1,664 0 0.0%
Incl. PeakMemUse (bytes)5,936 0 -5,936 -100.0%
Incl. PeakMemUse (bytes) per call 5,936 0 -5,936 -100.0%
Excl. PeakMemUse (bytes)2,152 0 -2,152 -100.0%

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% -6 -0.2% 0 0.0% 0 0.0% -5,936 -11.3%
Exclusive Metrics Diff for Current Function-3 -50.0% 0 N/A% 0 N/A% -2,152 -36.3%
Parent function
drupal_add_http_header0 N/A% -6 -100.0% 0 N/A% 0 N/A% -5,936 -100.0%
Child functions
drupal_get_http_header0 N/A% -1 -16.7% 0 N/A% 0 N/A% -1,512 -25.5%
drupal_static0 N/A% -1 -16.7% 0 N/A% 0 N/A% -656 -11.1%
strtolower0 N/A% -1 -16.7% 0 N/A% 0 N/A% -608 -10.2%
_drupal_set_preferred_header_name0 N/A% 0 0.0% 0 N/A% 0 N/A% -528 -8.9%
header0 N/A% 0 0.0% 0 N/A% 0 N/A% -480 -8.1%