HPC in L3

HPC over UDP

A few months ago, I posted an entry entitled “HPC in L3”.  My only point for that entry was to remove the “HPC in L3? That’s a terrible idea!” knee-jerk

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HPC in L3

As an HPC old-timer, I’m used to thinking of HPC networks as large layer-2 (L2) subnets.  All HPC traffic (e.g., MPI traffic) is therefore designed to stay within a single

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