Hi David and Ingo, On Fri, Dec 11, 2015 at 08:01:31AM -0700, David Ahern wrote: > On 12/11/15 1:11 AM, Ingo Molnar wrote: > > > >* Namhyung Kim <[email protected]> wrote: > > > >>IIRC David said that thread per cpu seems too much especially on a large > >>system > >>(like ~1024 cpu). [...] > > > >Too much in what fashion? For recording I think it's the fastest, most > >natural > >model - anything else will create cache line bounces. > > The intrusiveness of perf on the system under observation. I understand > there are a lot of factors that go into it.
So what would be the sane default? Do you have any other suggestion? If there's no opinion, I'll follow Ingo's.. Thanks, Namhyung -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to [email protected] More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
