[linux-lvm] One of 8 PVs dead - Trying to rescue data from remaining 7

Old Fart rascal.jumper-747 at cox.net
Sun Nov 27 14:21:45 UTC 2005

Craig Hagerman wrote:
> On 11/27/05, Old Fart <rascal.jumper-747 at cox.net> wrote:
>> Craig Hagerman wrote:
>>> On 10/31/05, Tom Robinson <tom.robinson at oxtel.com> wrote:
>> I use raid 5 just for this problem.  Have dropped 2 of the 3 raid
>> devices and system keeps on truckin'.  You can hot add devices back in
>> and keep going while they sync.  Good luck.
> Yeah, this would work with 3 discs, but doesn't answer the general
> question about recovering data from a single LVM drive. In my 2 drive
> system it wouldn't work. Any other ideas? I would assume that if one
> drive failed it should be trivial to be able to access the information
> on the remaining drive. If not, then I would be a lot safer going back
> to a non-LVM system using the two drives as distinct partitions.
> Craig
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> read the LVM HOW-TO at http://tldp.org/HOWTO/LVM-HOWTO/
Take a look at a 2 disk raid 1 array as a pv.  I have seen that array 
degrade to 1 drive and the LV was ok.


Old Fart

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