Re: lilo/raid?

[Jakob Oestergaard]

On Tue, Jul 02, 2002 at 11:12:03AM +0200, Zwane Mwaikambo wrote:
> On Tue, 2 Jul 2002, Helge Hafting wrote:
> 
> > > > /dev/md1                swap                    swap    defaults        0 0
> > > 
> > > One small thing, you do know that you can interleave swap?
> > 
> > There are sometimes reasons not to do that.
> > Heavy swapping may be caused by attempts to cache 
> > massive io on some fs.  You better not have swap
> > on that heavily accessed spindle - because then
> > everything ends up waiting on that io.
> > 
> > Keeping swap somewhere else means other programs
> > just wait a little for swap - undisturbed by the massive
> > io also going on.
> 
> True, but what i meant was that instead of creating a RAID device to swap 
> to, he could have just interleaved normal swap partitions and gotten the 
> same effect.

If it is a RAID-1 device, there are very good reasons for creating a
RAID device for the swapping  :)

But other than that, you are right. There is no reason for creating a
RAID-0 device for swapping.

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