* Peter Zijlstra <[email protected]> wrote: > Is there a way to add a wall-time column to this output so that we can > see where the time goes?
yes, on tip/master: http://people.redhat.com/mingo/tip.git/README do something like this: echo funcgraph-abstime > /debug/tracing/trace_options when the function-graph plugin is active. This will activate the absolute timestamps column in the trace output. > Another something nice would be to have ctx switches like: > > foo-1 => bar-2 ran: ${time foo spend on the cpu} since: ${time bar spend away > from the cpu} > > I'll poke me a little at this function graph tracer thingy to see if I > can do that. indeed, tracking the 'scheduling atom duration' would be very nice. Ingo -- To unsubscribe from this list: send the line "unsubscribe kernel-testers" in the body of a message to [email protected] More majordomo info at http://vger.kernel.org/majordomo-info.html
