[GE users] shepherd problem

Philippe Caussignac philippe.caussignac at epfl.ch
Fri Mar 16 19:31:31 GMT 2007


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It's a good idea. I'll try to send 6 4-processor jobs to see what happens.
I' did'nt find yet a special behavior of a particular node, but ..

Thank you for your message

John Hearns wrote:
> Philippe Caussignac wrote:
>> Hello,
>>
>>
>>
>> error:
>> cannot get connection to "shepherd" at host "node06"
>> error:
>> cannot get connection to "shepherd" at host "node02"
>> error:
>> cannot get connection to "shepherd" at host "node03"
> 
> This is a stupid question, ,but do ANY jobs run on nodes 06 02 and 03?
> What I mean is - your eight-processor jobs may be running on nodes
> 01 (four cores) and  04 (four cores).
> 
> Could you try just running lots of serial jobs, which are long sleeps to 
> make sure all the cores (slots) on nodes 02 03 and 06 are being used?
> Also in your queue definition have you set slots = 4
> 

-- 

                            Philippe Caussignac
                            EPFL FSB IMB LCVMM (Station 8)
                            CH-1015 LAUSANNE (Switzerland)
                            email: Philippe.Caussignac at epfl.ch
                            Phone: (41) 21 693 25 78
                            Fax:   (41) 21 693 55 30

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