[slurm-users] slurm-users Digest, Vol 28, Issue 8

Tue Feb 4 14:03:32 UTC 2020

Matthias Krawutschke <krawutschke at uni-potsdam.de> writes:

> Hey Marcus,
> thank you very much for your quick answer.
>
> I understand that, that I should upgrade DBD first, CTRL second and after
> them the Node´s.
> It make sense, if you read this Paper - but if you look at the HomePage,
> there are no informations about that  - so it is confused...

That's not the case.  Have a look at the section "Upgrades" on the page

  https://slurm.schedmd.com/quickstart_admin.html

It includes is pretty detailed list of the order to do things in.

What is true is that this information is probably not in the right place
and is, therefore, hard to find.

Cheers,

Loris

> About OpenMPI:
> 	Yes, I understand that SLURM want to disable old versions of
> "OpenMPI - Standards", that makes sense.
> 	But I think it was a good idea for SLURM, that they give us these
> informations before they
> 		want to disable that, so that we can check it in our
> environment.
>
> Best regards..
>
>
>
> Matthias Krawutschke, Dipl. Inf.
>
> Universität Potsdam
> ZIM - Zentrum für Informationstechnologie und Medienmanagement
> Team High-Performance-Computing
> Campus Am Neuen Palais: Am Neuen Palais 10 | 14469 Potsdam
> Tel: +49 331 977-4444, Fax: +49 331 977-1750
>
> Internet: https://www.uni-potsdam.de/de/zim/angebote-loesungen/hpc.html
>
>
> -----Ursprüngliche Nachricht-----
> Von: slurm-users <slurm-users-bounces at lists.schedmd.com> Im Auftrag von
> slurm-users-request at lists.schedmd.com
> Gesendet: Dienstag, 4. Februar 2020 13:00
> An: slurm-users at lists.schedmd.com
> Betreff: slurm-users Digest, Vol 28, Issue 8
>
> Send slurm-users mailing list submissions to
> 	slurm-users at lists.schedmd.com
>
> To subscribe or unsubscribe via the World Wide Web, visit
> 	https://lists.schedmd.com/cgi-bin/mailman/listinfo/slurm-users
> or, via email, send a message with subject or body 'help' to
> 	slurm-users-request at lists.schedmd.com
>
> You can reach the person managing the list at
> 	slurm-users-owner at lists.schedmd.com
>
> When replying, please edit your Subject line so it is more specific than
> "Re: Contents of slurm-users digest..."
>
>
> Today's Topics:
>
>    1. Re: Upgrade or /-date to Release 20.02p1 ..... (Marcus Boden)
>
>
> ----------------------------------------------------------------------
>
> Message: 1
> Date: Tue, 4 Feb 2020 11:54:07 +0100
> From: Marcus Boden <mboden at gwdg.de>
> To: Slurm User Community List <slurm-users at lists.schedmd.com>
> Subject: Re: [slurm-users] Upgrade or /-date to Release 20.02p1 .....
> Message-ID: <20200204105407.bsu3xc5gwp2km6nl at mboden-gwdg.localdomain>
> Content-Type: text/plain; charset="iso-8859-1"
>
> HI,
>
> to your first question: I don't know the exact reason, but SchedMD made it
> pretty clear, that there is a spcific sequence for updates:
> slurmdbd -> slurmctld -> slurmd -> commands See
> https://slurm.schedmd.com/SLUG19/Field_Notes_3.pdf (or any of the other
> field notes) for details.
> So, I'd advise that you don't try it any other way.
>
> for your second question, see https://slurm.schedmd.com/slurm.conf.html:
>> MpiParams
>>    MPI parameters. Used to identify ports used by older versions of
>>    OpenMPI and native Cray systems. The input format is
>>    "ports=12000-12999" to identify a range of communication ports to
>>    be used. NOTE: This is not needed for modern versions of OpenMPI,
>>    taking it out can cause a small boost in scheduling performance.
>>    NOTE: This is require for Cray's PMI. 
>
> Best,
> Marcus
>
> On 20-02-04 11:44, Matthias Krawutschke wrote:
>> Hello together,
>> 
>>  
>> 
>> on the RELEASE_NOTES I read the following:
>> 
>> ----------------------------------------------------------------------
>> ------
>> --------------------------------
>> 
>> Slurm can be upgraded from version 18.08 or 19.05 to version 20.02 
>> without loss
>> 
>> of jobs or other state information. Upgrading directly from an earlier 
>> version
>> 
>> of Slurm will result in loss of state information.
>> 
>> ----------------------------------------------------------------------
>> ------
>> --------------------------------
>> 
>>  
>> 
>> I want to upgrade or update my ComputeNode first, to see if it work or 
>> not, but this is not able to do.
>> 
>> I?ve got the message on ComputeNode, that this Node can?t connect to 
>> SLURMCTLD?..
>> 
>>  
>> 
>> So, why can?t I test the NEW SLURM-Version on Node before I update 
>> /upgrade the Controller and Database?
>> 
>> It is really important, that I upgrade /update the Database & 
>> Controller first??
>> 
>>  
>> 
>> The other point (see my eMail from today) ? I read on this file too:
>> 
>> ----------------------------------------------------------------------
>> ------
>> -------------------------------------
>> 
>> CONFIGURATION FILE CHANGES (see man appropriate man page for details)
>> 
>> =====================================================================
>> 
>> -- The mpi/openmpi plugin has been removed as it does nothing.
>> 
>>     MpiDefault=openmpi will be translated to the 
>> functionally-equivalent
>> 
>>     MpiDefault=none.
>> 
>> So, how does OpenMPI and SLURM works together? 
>> 
>> What was the reason, that you disable this function?
>> 
>>  
>> 
>>  
>> 
>> I hope, you can help me here with my questions??.
>> 
>>  
>> 
>> Best regards?.
>> 
>>  
>> 
>>  
>> 
>>  
>> 
>> Matthias Krawutschke, Dipl. Inf.
>> 
>>  
>> 
>> Universit?t Potsdam
>> ZIM - Zentrum f?r Informationstechnologie und Medienmanagement Team 
>> High-Performance-Computing
>> 
>> Campus Am Neuen Palais: Am Neuen Palais 10 | 14469 Potsdam
>> Tel: +49 331 977-4444, Fax: +49 331 977-1750
>> 
>>  
>> 
>> Internet:  
>> <https://www.uni-potsdam.de/de/zim/angebote-loesungen/hpc.html>
>> https://www.uni-potsdam.de/de/zim/angebote-loesungen/hpc.html
>> 
>>  
>> 
>>  
>> 
>
> --
> Marcus Vincent Boden, M.Sc.
> Arbeitsgruppe eScience
> Tel.:   +49 (0)551 201-2191
> E-Mail: mboden at gwdg.de
> ---------------------------------------
> Gesellschaft fuer wissenschaftliche
> Datenverarbeitung mbH Goettingen (GWDG)
> Am Fassberg 11, 37077 Goettingen
> URL:    http://www.gwdg.de
> E-Mail: gwdg at gwdg.de
> Tel.:   +49 (0)551 201-1510
> Fax:    +49 (0)551 201-2150
> Geschaeftsfuehrer: Prof. Dr. Ramin Yahyapour
> Aufsichtsratsvorsitzender:
> Prof. Dr. Christian Griesinger
> Sitz der Gesellschaft: Goettingen
> Registergericht: Goettingen
> Handelsregister-Nr. B 598
> ---------------------------------------
> -------------- next part --------------
> A non-text attachment was scrubbed...
> Name: smime.p7s
> Type: application/x-pkcs7-signature
> Size: 5028 bytes
> Desc: not available
> URL:
> <http://lists.schedmd.com/pipermail/slurm-users/attachments/20200204/f46bcd6
> 8/attachment-0001.bin>
>
> End of slurm-users Digest, Vol 28, Issue 8
> ******************************************
-- 
Dr. Loris Bennett (Mr.)
ZEDAT, Freie Universität Berlin         Email loris.bennett at fu-berlin.de