Messages in this thread | | | Date | Sun, 11 Aug 2013 21:03:09 -0300 | From | Karim Yaghmour <> | Subject | Reading perf counters at ftrace trace boundaries |
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Wondering if there's a way for reading perf counters in the kernel. I'd like to read/record perf counters on ftrace function tracing entries/exits to provide a rundown of the value of various counters on function call boundaries.
[ Steven: apologies for sending you a duplicate here of what I somewhat already sent privately. ]
-- Karim Yaghmour CEO - Opersys inc. / www.opersys.com http://twitter.com/karimyaghmour
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