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Re: swap not enabled if raid devices not in sync when booting

On Mon, Jan 15, 2001 at 09:59:49AM +1100, Brian May wrote:
> >>>>> "Michael" == Michael Stone <mstone@debian.org> writes:
>     Michael> It is unsafe to use swap on a resyncing raid
> Do you have any references for this?

No. Do your own research. :-P You can start by looking for the changelog
entry that went along with this change.

>     Michael> partition. Both swap partitions and swap files will be
>     Michael> corrupted if active during a resync.  The course taken
>     Michael> curently is the safest and easiest: if raid is resyncing,
>     Michael> simply do not activate swap. It should be possible to
> Even if this *is* the case, it is still broken behaviour (IMHO), as
> the swap space is never enabled even when the RAID partitions have
> finished syncing.

As I said before, I'm sure that patches would be welcome. Memory
corruption and kernel panic are big problems. What you're complaining
about is a comparatively small problem.

> Why isn't this disabling-of-raid-swap-partitions-until-synced done
> inside the kernel if it is potentially so damaging?

Ask linus or mingo.

Mike Stone

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