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Re: [Linux-cluster] [clvm] Volume group for uuid not found



On 2/02/2010, at 5:21 AM, Gordan Bobic wrote:

> AlannY wrote:
>> On Mon, Feb 01, 2010 at 03:34:18PM +0000, Christine Caulfield wrote:
>>> Is it really two different devices ? If so then clvmd will not work.
>>> It needs the same view of storage on all systems. Not necessarily
>>> the same names, but definitely the same actual storage.
>> So, should I use DRBD with clvm for data mirroring on both nodes?
> 
> You could, indeed, use DRBD. Or you could cross-export the block devices with iSCSI (or ATAoE) and have them connected to all the nodes that way. I guess it depends on whether you prefer to use DRBD or CLVM. My preference is for DRBD, but don't let that bias your decision. :)
> 
> Gordan
> 

I reckon GNBD will be a better solution in your case, DRBD is more suitable for non-cluster file systems (e.g. ext3, xfs .. ) in case of active-passive


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Abraham Alawi

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Science IT
University of Auckland
e: a alawi auckland ac nz
p: +64-9-373 7599, ext#: 87572

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