XFS filesystem claims to be mounted after a disconnect

[Martin Papik]

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Thanks Dave

But wouldn't the same thing that prevents xfs_repair also prevent
dm-multipath from using the device? Or would you typically setup a
partitioning or volume scheme on top of dm-multipath?

Martin

> No. Use dm-multipath to make them appear as a single block device 
> made up as a pair of redundant paths in primary/secondary failover 
> or active/active load balancing configurations. dm-multipath
> handles failover between the two block devices on path failure 
> transparently.
> 
> XFS | dm-mp-0 /    \ sdc    sdd
> 
> The mounted filesystem doesn't even know there are multiple paths
> in this configuration, however the XFS UUID trapping behaviour
> avoids this problem by preventing you from doing XFS operations
> directly on /dev/sdc or /dev/sdd while the filesystem is mount on 
> /dev/dm-mp-0....
> 
> Cheers.
> 
> Dave.
> 

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