[Lustre-discuss] Performance parameters

[Brian J. Murrell]

On Tue, 2008-06-10 at 11:56 -0700, Klaus Steden wrote:
> Hi Brian,
> 
> I know I can't have more than one MDT online for the same file system at the
> same time, but I know it's possible to have one configured as a hot standby.
> Are there any limits on the number of backup MDTs a given cluster can have?
> I'm not sure if this question has been asked before, but I'm curious.

I recall discussing this with another engineer here not that long ago
and while we could not think of any particular practical limitation to
the number of stand-by MDSes one could have, we also don't acknowledged
that we don't do any testing with more than one.

b.

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