[GE users] Cluster partitioning: parallel and non-parallel jobs

Carlos Fernandez carlosf at cesga.es
Thu Jan 13 13:33:48 GMT 2005


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Thank you!!, now things work as I wanted!, may I ask you what NONE means in 
a batch queue, and how is it related to a pe?


Dr. Carlos Fernandez Sanchez
Tecnico de Sistemas.
CESGA
Avda. de Vigo s/n. Campus Sur.
15705 - Santiago de Compostela. SPAIN
Tlfn.: 981 56 98 10
Fax: 981 59 46 16
----- Original Message ----- 
From: "Reuti" <reuti at staff.uni-marburg.de>
To: <users at gridengine.sunsource.net>
Sent: Thursday, January 13, 2005 1:46 PM
Subject: Re: [GE users] Cluster partitioning: parallel and non-parallel jobs


> Hi,
>
> what about one cluster queue for the Myrinet nodes and setting queue type 
> to
> NONE and attaching the PE there. So only parallel jobs will run there.
>
> For the other nodes you need a second queue without the PE and queue type 
> set
> to batch. This should give you the desired distriubution.
>
> CU - Reuti
>
> Quoting Carlos Fernandez <carlosf at cesga.es>:
>
>> Hello, I think that John Hearns did the same question, but I didn?t find 
>> a
>> good answer to his problem,
>>
>> We have a cluster, and some nodes have Myrinet (16) and other don?t (80). 
>> I
>>
>> want that the nodes with Myrinet run ONLY parallel jobs (i.e., the jobs 
>> that
>>
>> ask for a parallel environment) and the other run only sequential jobs 
>> (the
>>
>> last thing can be easily configured).
>>
>> The problem I have is that sequential jobs also run on the nodes with
>> Myrinet. I know some tricks like configuring these nodes to be the last 
>> ones
>>
>> eligible for running jobs and so on, but what I would exactly like to see 
>> is
>>
>> that only the jobs that ask for a "pe" run on the Myrinet nodes. Do you 
>> know
>>
>> of any solution (apart of writing a wrapper for qsub or similar....).
>>
>> Best regards and thank you for the help,
>>
>> Carlos Fernandez Sanchez
>> Systems manager
>> Supercomputing Center of Galicia
>> Avda. de Vigo s/n. Campus Sur.
>> 15705 - Santiago de Compostela. SPAIN
>> Tlfn.: 981 56 98 10
>> Fax: 981 59 46 16
>>
>>
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>
>
>
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