Re: swapping and the value of /proc/sys/vm/swappiness

Diego Calleja
2004-09-08T19:50:20Z

El Wed, 08 Sep 2004 14:04:31 -0400 (EDT) Rik van Riel <riel@redhat.com> escribió:

> On Wed, 8 Sep 2004, Martin J. Bligh wrote:
>
> > For HPC, maybe. For a fileserver, it might be far too little. That's the
> > trouble ... it's all dependant on the workload. Personally, I'd prefer
> > to get rid of manual tweakables (which are a pain in the ass in the field
> > anyway), and try to have the kernel react to what the customer is doing.
>
> Agreed. Many of these things should be self-tunable pretty
> easily, too...

I know this has been discussed before, but could a userspace daemon which
autotunes the tweakables do a better job wrt. to adapting the kernel
behaviour depending on the workload? Just like these days we have
irqbalance instead of a in-kernel "irq balancer". It's a alternative
worth of look at?