As Paul says - start a subnet manager. I guess you are using the distro supplied IB stack? Run the following commands: sminfo ibdiagnet
these will check out your subnet manager and your fabric On Wed, 20 Oct 2021 at 17:21, Paul Edmon via Beowulf <beowulf@beowulf.org> wrote: > Oh you will also need a IB subnet manager (opensm) running since you have > an unmanaged switch. You can start this on one of the compute nodes. I > would probably start up 2 so you have redundancy. > > -Paul Edmon- > On 10/20/2021 6:08 AM, leo camilo wrote: > > I have recently acquired a few ConnectX-3 cards and an unmanaged IB > switch (IS5022) to upgrade my department's beowulf cluster. > > Thus far, I have been able to verify that the cards and switch work via > the MFT and opensource tools in ubuntu, > > Though, I was wondering if anyone knew of any guide or resources for > setting up a cluster for MPI based computations in a linux/debian > environment? Some guides about how to make it work with SLURM would also be > appreciated. > > Thanks in advance for any suggestions, I am often a user of clusters, but > it is my first time setting one up. > > Cheers, > > Leonardo > > _______________________________________________ > Beowulf mailing list, Beowulf@beowulf.org sponsored by Penguin Computing > To change your subscription (digest mode or unsubscribe) visit > https://beowulf.org/cgi-bin/mailman/listinfo/beowulf > > _______________________________________________ > Beowulf mailing list, Beowulf@beowulf.org sponsored by Penguin Computing > To change your subscription (digest mode or unsubscribe) visit > https://beowulf.org/cgi-bin/mailman/listinfo/beowulf >
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