Re: end to end error recovery musings

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On Mon, 2007-02-26 at 08:25 -0500, Theodore Tso wrote:
> Somewhat off-topic, but my one big regret with how the dm vs. evms
> competition settled out was that evms had the ability to perform block
> device snapshots using a non-LVM volume as the base --- and that EVMS
> allowed a single drive to be partially managed by the LVM layer, and
> partially managed by evms.  

If all you want is a snapshot, md can do this today ... you just create
a RAID-1 resync it and then break it ... of course, you have to have the
filesystem mounted above an md device initially ...

James


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