Diff Report
Run #51a9459592df6: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #51a944519b58c: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for drupal_send_headers

drupal_send_headersRun #51a9459592df6Run #51a944519b58cDiffDiff%
Number of Function Calls3 3 0 0.0%
Incl. Wall Time (microsec)85 135 50 58.8%
Incl. Wall Time (microsec) per call 28 45 17 58.8%
Excl. Wall Time (microsec)49 70 21 42.9%
Incl. CPU (microsecs)87 138 51 58.6%
Incl. CPU (microsecs) per call 29 46 17 58.6%
Excl. CPU (microsec)33 58 25 75.8%
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% 50 0.5% 51 0.5% 0 0.0% 0 0.0%
Exclusive Metrics Diff for Current Function21 42.0% 25 49.0% 0 N/A% 0 N/A%
Parent function
drupal_add_http_header0 N/A% 50 100.0% 51 100.0% 0 N/A% 0 N/A%
Child functions
drupal_static0 N/A% 10 20.0% 9 17.6% 0 N/A% 0 N/A%
drupal_get_http_header0 N/A% 9 18.0% 6 11.8% 0 N/A% 0 N/A%
header0 N/A% 5 10.0% 3 5.9% 0 N/A% 0 N/A%
_drupal_set_preferred_header_name0 N/A% 3 6.0% 4 7.8% 0 N/A% 0 N/A%
strtolower0 N/A% 2 4.0% 4 7.8% 0 N/A% 0 N/A%