[lustre-discuss] Configuring LustreFS Over DRBD

[Shambhu Raje]

Thank you for the clarification.

On Thu, Mar 16, 2023, 01:36 Laura Hild <lsh at jlab.org> wrote:

> Hi Shambhu-
>
> I believe neither the ldiskfs nor ZFS OSDs support an active-active
> configuration (except in the sense that one can have multiple targets, some
> of which are active on one host and others on another).  It seems
> reasonable to me, only having used DRBD and Lustre independently of each
> other, that it would be possible to use DRBD in active-passive mode in
> place of shared storage for fail-over, but with inferior performance.
> Clients would connect to whichever server is currently active for a
> particular target.
>
> If instead what you're talking about is mounting a filesystem for
> simultaneous use on the DRBD hosts themselves, you're looking for a
> "shared-disk" clustered filesystem, not Lustre, which is a "distributed"
> clustered filesystem.
>
> -Laura
>
>
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