[Linux-cluster] Cross mount of block devices on 2 nodes

[Joseph L. Casale]

>Is it possible? Can I append this 2 block devices in one LVM volume group?
>Can I format this volume group in GFS2 (or any other cluster filesystem)?
>
>Is there any pros and cons for this method?

Ugh, why reinvent the wheel...
Look into DRBD, this essentially does what you want or just use the tools
RH provides to create shared storage, if that's in fact what you actually
need.

What exactly are you trying to achieve?

jlc