[slurm-users] Persistent Interactive Jobs

[Willy Markuske]

Thanks for all the suggestions everyone. I was finally able to convince 
them to use Jupyter but I'm also putting OnDemand onto my test cluster. 
Wasn't aware they had an opensource implementation of exactly what I was 
looking for.

Willy Markuske

HPC Systems Engineer

	

Research Data Services

P: (619) 519-4435

On 6/10/22 06:24, Hadrian Djohari wrote:
> OnDemand features from OSC have various "desktop" options that connect 
> directly to the compute nodes.
> https://openondemand.org/ 
> <https://urldefense.com/v3/__https://openondemand.org/__;!!Mih3wA!ADro1JD9xUhbUYg7bc49CeL3jHAPHLAIwUSY35EN56pneu9GTl5nugZEfYueEnv9_yDHzmfrANO31xc$>
>
>
> On Fri, Jun 10, 2022 at 9:03 AM Diego Zuccato <diego.zuccato at unibo.it> 
> wrote:
>
>     Why not launch their job inside a screen session? Then they can
>     reconnect by "screen -r" after logging in on the worker node.
>     Way lighter than VNC, but does not support X.
>
>     Il 10/06/2022 13:58, Burian, John ha scritto:
>     > Perhaps a remote desktop solution like TurboVNC? Users can
>     disconnect
>     > and reconnect to the desktop for the duration of the allocation.
>     >
>     > John
>     >
>     > *From: *slurm-users <slurm-users-bounces at lists.schedmd.com> on
>     behalf of
>     > Willy Markuske <wmarkuske at sdsc.edu>
>     > *Reply-To: *Slurm User Community List
>     <slurm-users at lists.schedmd.com>
>     > *Date: *Thursday, June 9, 2022 at 8:21 PM
>     > *To: *"slurm-users at lists.schedmd.com"
>     <slurm-users at lists.schedmd.com>
>     > *Subject: *[slurm-users] Persistent Interactive Jobs
>     >
>     > Hello All, I have a request from users for the ability to have
>     > persistent interactive jobs. Currently some users are using srun to
>     > allocate and interactive job and run their scripts but sshd will
>     close
>     > connections after 2 hours to prevent hanging
>     >
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>     >
>     > Hello All,
>     >
>     > I have a request from users for the ability to have persistent
>     > interactive jobs. Currently some users are using srun to
>     allocate and
>     > interactive job and run their scripts but sshd will close
>     connections
>     > after 2 hours to prevent hanging ssh connections. They want to
>     spawn an
>     > R or python shell to work in directly for testing.
>     >
>     > I've attempted to use salloc and ssh to attach to the job but
>     > allocations are relinquished when the user leaves the submit
>     node. Is
>     > there an easy way for a user to create a job allocation that
>     spawns a
>     > terminal they can attach and unattach from? I'm looking at
>     different
>     > ways to create a job that will spawn tmux and stay open, but it
>     would be
>     > great if there was a way to directly attach/dettach to the
>     output of a
>     > spawned terminal they could just ssh too.
>     >
>     > Regards,
>     >
>     > --
>     >
>     > Willy Markuske
>     >
>     >
>     >
>     > HPC Systems Engineer
>     >
>     >
>     >
>     > Research Data Services
>     >
>     > P: (619) 519-4435
>     >
>
>     -- 
>     Diego Zuccato
>     DIFA - Dip. di Fisica e Astronomia
>     Servizi Informatici
>     Alma Mater Studiorum - Università di Bologna
>     V.le Berti-Pichat 6/2 - 40127 Bologna - Italy
>     tel.: +39 051 20 95786
>
>
>
> -- 
> Hadrian Djohari
> Manager of Research Computing Services, [U]Tech
> Case Western Reserve University
> (W): 216-368-0395
> (M): 216-798-7490
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