> > > First we probably need a per-partition I/O queue, instead of per device.
> >
> > i don't think partitions have anything with that. doing that will make
> > linux-like case (at least linux 2.2. kernels) where lots of partitions
> > means even slower work and lots of disk seeks as it sorts request per
> > partition not real device
>
> I was thinking a mix of the two.
>


why partitions should matter at all???

it's purely logical thing, one can have only one partition per drive,
others can have 10 partitions, one can mostly do I/O on one partition,
another spread it evenly. what i don't understand?


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Where do you think you go today?