Re: IO scheduler based IO controller V10

From: Jens Axboe
Date: Fri Oct 02 2009 - 14:45:55 EST


On Fri, Oct 02 2009, Theodore Tso wrote:
> On Fri, Oct 02, 2009 at 08:04:37PM +0200, Jens Axboe wrote:
> > > i'd say 'latency' describes it even better. 'interactivity' as a term is
> > > a bit overladen.
> >
> > I'm not too crazy about it either. How about just using 'desktop' since
> > this is obviously what we are really targetting? 'latency' isn't fully
> > descriptive either, since it may not necessarily provide the best single
> > IO latency (noop would).
>
> As Linus has already pointed out, it's not necessarily "desktop"
> versus "server". There will be certain high frequency transaction
> database workloads (for example) that will very much care about
> latency. I think "low_latency" may be the best term to use.

Not necessarily, but typically it will be. As already noted, I don't
think latency itself is a very descriptive term for this.

--
Jens Axboe

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