Re: Combining OCFS2 with Linux software RAID-0?

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On Thu, Dec 10, 2009 at 12:37:03PM +1100, Neil Brown wrote:
On Wed, 9 Dec 2009 15:03:11 -0800
Has anybody tried something like this?  Are there alternative RAID-0
solutions for Linux that would be expected to work?

For RAID0 or LINEAR, this should work - give it a try.

_with_ a superblock? or without?
what happens if one node modifies the superblock while the other is
running.

It might work for RAID1 one day to, but is unlikely to ever work for RAID5.
With an external metadata handler i believe it would be possible to
support up to raid1, maybe 10.

While in similar setups, data protection should be handled by the
storage system, raid 1 has its uses in a failover setup with two sites.
I don't see a real use for raid5/6 in such scenarios.

L.

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