On 02/08/2011 11:55 AM, Jan Kiszka wrote:
>
> Tracepoints have marginally lower overhead when disabled, and somewhat
> higher overhead when enabled. A disadvantage of tracepoints is that it
> is harder to associate an event with a vm when that event is triggered
> by a workqueue, but I don't think it matters in practice (kvm_stat
> doesn't even provide a per-vm breakdown).
What about using the perf infrastructure for this? Besides that perf can
reuse tracepoints, maybe there is even a more efficient way of added new
stat sources.
We are using the perf infrastructure for this (using tracepoints).
--
error compiling committee.c: too many arguments to function
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