[slurm-users] unable to ssh onto compute nodes on which I have running jobs

byron lbgpublic at gmail.com
Wed Jul 27 17:31:49 UTC 2022


This happens on all our compute nodes.

I can't find any mention of slurm_pam_adopt in /etc/pamd.d.  All I have is
in sshd, account required pam_slurm.so.

On Wed, Jul 27, 2022 at 5:52 PM Brian Andrus <toomuchit at gmail.com> wrote:

> Lloyd,
>
> You could  check out the order of entries in your pam.d/ssh (and
> related/included) files
>
> See where the slurm_pam_adopt is, how it is being called and if there are
> settings that are interferring.
>
> Does this occur only on a single node, or all of them?
>
> Brian Andrus
> On 7/27/2022 9:29 AM, Lloyd Goodman wrote:
>
> I don't think that's the source of the problem.  All our user accounts are
> centrally managed using sssd.
>
> And just to be sure I run "getent passwd <username>" on the management,
> head and compute nodes and they all returned the same values
>
> On Wed, 27 Jul 2022 at 17:22, Brian Andrus <toomuchit at gmail.com> wrote:
>
>> Verify that their uid on the node is the same as the uid your master sees
>>
>> Brian Andrus
>>
>>
>> On 7/27/2022 8:53 AM, byron wrote:
>> > Hi
>> >
>> > When a user tries to login into a compute node on which they have a
>> > running job they get the error
>> >
>> > Access denied: user blahblah (uid=3333) has no active jobs on this node.
>> > Authentication failed.
>> >
>> > I recently upgraded slurm to 20.11.9 and was under the impression that
>> > prior to the upgrade they were able to ssh into nodes where they had
>> > running jobs, but its entirely possible that I'm mistaken.
>> >
>> > Either way, can some explain how to enable that behaviour please.
>> >
>> > Thanks
>> >
>> >
>> >
>> >
>>
>>
>
> --
> *Lloyd Goodman* // HPC Systems Administrator
>
> *e: *lloyd.goodman at cfms.org.uk     *w: *www.cfms.org.uk
> CFMS Services Ltd // Bristol & Bath Science Park // Dirac Crescent // Emersons
> Green // Bristol // BS16 7FR
>
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