Diff Report
Run #51a9459592df6: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #51a944519b58c: XHProf Run (Namespace=drupal-perf-cottser)
Tip
Click a function name below to drill down.

Regression/Improvement summary for drupal_add_http_header

drupal_add_http_headerRun #51a9459592df6Run #51a944519b58cDiffDiff%
Number of Function Calls3 3 0 0.0%
Incl. Wall Time (microsec)148 252 104 70.3%
Incl. Wall Time (microsec) per call 49 84 35 70.3%
Excl. Wall Time (microsec)34 59 25 73.5%
Incl. CPU (microsecs)151 256 105 69.5%
Incl. CPU (microsecs) per call 50 85 35 69.5%
Excl. CPU (microsec)28 49 21 75.0%
Incl. MemUse (bytes)14,616 14,616 0 0.0%
Incl. MemUse (bytes) per call 4,872 4,872 0 0.0%
Excl. MemUse (bytes)2,568 2,568 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% 104 1.0% 105 1.0% 0 0.0% 0 0.0%
Exclusive Metrics Diff for Current Function25 24.0% 21 20.0% 0 N/A% 0 N/A%
Parent function
call_user_func_array0 N/A% 104 100.0% 105 100.0% 0 N/A% 0 N/A%
Child functions
drupal_send_headers0 N/A% 50 48.1% 51 48.6% 0 N/A% 0 N/A%
drupal_static0 N/A% 20 19.2% 23 21.9% 0 N/A% 0 N/A%
_drupal_set_preferred_header_name0 N/A% 8 7.7% 9 8.6% 0 N/A% 0 N/A%
strtolower0 N/A% 1 1.0% 1 1.0% 0 N/A% 0 N/A%