[gpfsug-discuss] Multihomed nodes and failover networks
Jonathan Buzzard
jonathan.buzzard at strath.ac.uk
Fri Oct 26 15:52:43 BST 2018
On 26/10/2018 15:48, Simon Thompson wrote:
> If IB is enabled and is setup with verbs, then this is the preferred
> network. GPFS will always fail-back to Ethernet afterwards, however
> what you can't do is have multiple "subnets" defined and have GPFS
> fail between different Ethernet networks.
>
If you want mitigate network failures then you need to mitigate it at
layer 2. However it won't be cheap.
JAB.
--
Jonathan A. Buzzard Tel: +44141-5483420
HPC System Administrator, ARCHIE-WeSt.
University of Strathclyde, John Anderson Building, Glasgow. G4 0NG
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