[gpfsug-discuss] RDMA question

[Ward Poelmans]

On 17/01/2024 16:11, Ryan Novosielski wrote:
> We have a various points ran into nodes not using RDMA, just because of a
>   minor misconfiguration, and suddenly hundreds of megabytes a second of
> storage traffic we’re going over a net network designed for
> administration.

You can use verbsRdmaFailBackTCPIfNotAvailable=no for that. If RDMA is not working on a node configured for it, GPFS will refuse to start.

Ward
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