Hi Boqun, On Tue, Jul 21, 2015 at 06:29:56PM +0800, Boqun Feng wrote: > The point is that you have already tracked the sum of runnable_load_avg > and blocked_load_avg in cfs_rq->avg.load_avg. If you're going to track > part of the sum, you'd better track the one that's updated less > frequently, right? > > Anyway, this idea just comes into my mind. I wonder which is udpated > less frequently myself too. ;-) So I ask to see whether there is > something we can improve.
Actually, this is not the point. 1) blocked load is more "difficult" to track, hint, migrate. 2) r(t1) - b(t2) is not anything, hint, t1 != t2 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
