[slurm-users] Host not being a valid controller

Marcus Wagner wagner at itc.rwth-aachen.de
Fri Jun 28 14:00:27 UTC 2019


could you show us your slurm.conf?


On 6/28/19 2:31 PM, Pär Lundö wrote:
> Hi all slurm-experts!
> Recently I managed to configure and install a version 19.05 of Slurm 
> in Ubuntu 18.04 and Ubuntu 18.10.
> I got it to run on my single node computer (a notebook)
> Feeling a bit comfortable with this setup I tried to extrapolate this 
> to an additional computer, say node1, in my network. I now have two 
> nodes, node0 and node1. Node0 being the "SlurmctldHost" and node1 
> being part of a partition. The two nodes have identical copies of 
> slurm.conf.
> However when starting the "slurmctld" and "slurmd" at node1, I receive 
> errors stating that this host (node1) is not a valid controller.
> Both node0 and node1 have copies of /etc/hosts-file.
> I can ping both node1 from node0 and node0 from node1.
> Nodes have the munge.key, I checked it with the cksum-command.
> Performing a manual start of slurmctld with a arguments of "-D 
> -vvvvv", I receive the same errors as stated by the "systemctl status 
> slurmctld"-command.
> I also recieve an error stating that my MailProg is faulty, however 
> the "MailProg" in slurm.conf is commented out, and I have no intention 
> in using one.
> I have searched documentation and previous posted question of this, 
> but have not found a solution.
> Any help is much appreciated, thank you!
> Best regards,
> Palle

Marcus Wagner, Dipl.-Inf.

IT Center
Abteilung: Systeme und Betrieb
RWTH Aachen University
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52074 Aachen
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wagner at itc.rwth-aachen.de

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