Diff Report
Run #51a944519b58c: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #51a9457328375: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for drupal_send_headers

drupal_send_headersRun #51a944519b58cRun #51a9457328375DiffDiff%
Number of Function Calls3 3 0 0.0%
Incl. Wall Time (microsec)135 84 -51 -37.8%
Incl. Wall Time (microsec) per call 45 28 -17 -37.8%
Excl. Wall Time (microsec)70 47 -23 -32.9%
Incl. CPU (microsecs)138 89 -49 -35.5%
Incl. CPU (microsecs) per call 46 30 -16 -35.5%
Excl. CPU (microsec)58 39 -19 -32.8%
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)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_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% -51 -5.9% -49 -5.6% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function-23 -45.1% -19 -38.8% 0 N/A% 0 N/A%
Parent function
drupal_add_http_header0 N/A% -51 -100.0% -49 -100.0% 0 N/A% 0 N/A%
Child functions
drupal_static0 N/A% -9 -17.6% -9 -18.4% 0 N/A% 0 N/A%
drupal_get_http_header0 N/A% -9 -17.6% -8 -16.3% 0 N/A% 0 N/A%
header0 N/A% -5 -9.8% -5 -10.2% 0 N/A% 0 N/A%
_drupal_set_preferred_header_name0 N/A% -3 -5.9% -3 -6.1% 0 N/A% 0 N/A%
strtolower0 N/A% -2 -3.9% -5 -10.2% 0 N/A% 0 N/A%