Diff Report
Run #51b032b631491: XHProf Run (Namespace=drupal-perf-joelpittet)
vs.
Run #51b0336932f18: XHProf Run (Namespace=drupal-perf-joelpittet)
Tip
Click a function name below to drill down.

Regression/Improvement summary for drupal_add_http_header

drupal_add_http_headerRun #51b032b631491Run #51b0336932f18DiffDiff%
Number of Function Calls1 1 0 0.0%
Incl. Wall Time (microsec)80 88 8 10.0%
Incl. Wall Time (microsec) per call 80 88 8 10.0%
Excl. Wall Time (microsec)15 18 3 20.0%
Incl. CPU (microsecs)82 89 7 8.5%
Incl. CPU (microsecs) per call 82 89 7 8.5%
Excl. CPU (microsec)14 12 -2 -14.3%
Incl. MemUse (bytes)14,072 14,072 0 0.0%
Incl. MemUse (bytes) per call 14,072 14,072 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% 8 3.5% 7 0.1% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function3 37.5% -2 -28.6% 0 N/A% 0 N/A%
Parent function
call_user_func_array0 N/A% 8 100.0% 7 100.0% 0 N/A% 0 N/A%
Child functions
drupal_send_headers0 N/A% 3 37.5% 7 100.0% 0 N/A% 0 N/A%
_drupal_set_preferred_header_name0 N/A% 1 12.5% -1 -14.3% 0 N/A% 0 N/A%
drupal_static0 N/A% 1 12.5% 2 28.6% 0 N/A% 0 N/A%
strtolower0 N/A% 0 0.0% 1 14.3% 0 N/A% 0 N/A%