On Mon, Feb 10 2003, Pavel Machek wrote:
> Hi!
>
> > The design I proposed is to have multiple I/O queues, where to apply the
> > elevator, and to choose the queue in function of the task->pid that is
> > sumbitting the bh/bio. You'll have to apply an hash to the pid and you
> > probably want a perturbation timer that will change the hash function
> > every 30 sec or so. Plus I want a special queue for everything
> > asynchronoys. So that the asynchronoys queue will be elevated and
>
> What about adding speicial queue (queues?) for niced things? That way
> nice -20 job would not interfere with normal processes, not even for
> I/O.
Once you have per-process queues, it's fairly trivial to add stuff like
that.
-- Jens Axboe- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
This archive was generated by hypermail 2b29 : Sat Feb 15 2003 - 22:00:33 EST