...
Today I'd like talk to you about the Multi Rail and Health Lustre networking capabilities Features in the EXAScaler product [ Luster Networking Layer ].
...
Once we throw MR into the mix, the configuration becomes very simply. Only one LNet network, and all the interfaces of all the nodes, clients and servers, are connected to that network. Of course this is only one potential configuration.
Slide 6 - Dual FabricFabricÂ
The key point I'm trying to make is now we can match the underlying fabric. If we're dealing with two fabrics, OPA vs IB as an example, or even if the underlying fabric physical network has two segments, then Multi-Rail allows us to match the underlying fabric configuration. This makes configuration much more intuitive and less complicated.
...