[Lustre-discuss] Start with GigE; Move to IB

Aaron Knister aaron.knister at gmail.com
Tue Jul 22 14:03:01 PDT 2008


It's a pretty straightforward process. You may have to take the  
filesystem down for 15 minutes while you modify the nids but I think  
thats about it. I've done it with a 40tb filesystem and had no trouble.

On Jul 22, 2008, at 4:39 PM, David Bogen wrote:

> All:
>
> As we plan our Lustre rollout, we're contemplating using GigE for our
> initial topology and replacing that with IB six months to a year down
> the line.  Can that be done without rebuilding the filesystem and
> associated metadata stores?  Will that be a relatively straightforward
> replacement process or are we looking at a complicated changeover when
> we move to IB?
>
> Thanks,
>
> David
>
> --
> David Bogen :: (608) 263-0168
> Unix SysAdmin :: IceCube Project
> david.bogen at icecube.wisc.edu
>
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