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SubjectRe: Bandwidth Allocations under CFQ I/O Scheduler
On Wed, Oct 18, 2006 at 03:04:57PM +0200, Jens Axboe wrote:
...
> > So you could say you want your database to consume no more than 50%
> > of disk and have your mp3 player get a minimum of 10%. Of course,
> > that doesn't say anything about what the time slices are, or what
> > latencies you can expect (1s out of every 10, or 100ms out of every
> > 1000?).
>
> As I wrote previously, both a percentage and bandwidth along with
> desired latency make sense.

The fundamental problem I see, is, that while you can easily measure and
limit the bandwidth, you cannot really make bandwidth guarantees.

All the rest sounds great in my ears :)

--

/ jakob

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