[mvapich-discuss] DAPL_MISMATCH error

Devendar Bureddy bureddy at cse.ohio-state.edu
Fri Oct 5 11:15:36 EDT 2012


On Fri, Oct 5, 2012 at 11:02 AM, Hoot Thompson <hoot at ptpnow.com> wrote:
> You're right, the prior problem I had was indeed network related. This
> problem has some of the same error characteristics but it's not proceeded by
> the getaddrinfo error. Let me set the stage, this is actually a system of
> four virtualized environments including virtualized IB (SR-IOV). The test
> works fine between two of the VMs but not between the other two. All VMs
> should be set up identically but something is obviously different. So if I
> understand correctly the DAPL_MISMATCH message is not coming out of your
> code. Any idea where it might be coming from?

 Can you please provide following information
     -  MVAPICH2 version and configure info ( "mpiname -a" output
should be fine)
     -  your run command with all runtime flags

-Devendar


>
> Thanks as always for your help
>
> Hoot
>
> -----Original Message-----
> From: Devendar Bureddy [mailto:bureddy at cse.ohio-state.edu]
> Sent: Thursday, October 04, 2012 9:14 PM
> To: Hoot Thompson
> Cc: mvapich-discuss at cse.ohio-state.edu
> Subject: Re: [mvapich-discuss] DAPL_MISMATCH error
>
> Hi Hoot
>
> We are not sure what is going wrong here.  I couldn't see this symbol
> in MVAPICH2 code base.  Can you please give more details about
> mvapich2 version and configuration.   It seems that, you have reported
> similar kind of issue couple of days back and it turned to be a
> network setup issue.  Can you please make sure setup is fine.
>
> -Devendar
> On Thu, Oct 4, 2012 at 6:39 PM, Hoot Thompson <hoot at ptpnow.com> wrote:
>> Not sure of the origin of this error but it occurs when I increase the
>> number of processes by spreading to an additional compute node executing a
>> Linpack run….
>>
>> [cli_26]: Command cmd=put kvsname=kvs_4347_0 key=DAPL_MISMATCH valuie=1
>>
>> failed, reason=’duplicate _keyDAPL_MISMATCH’
>>
>> Any thoughts?
>>
>>
>>
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>>
>
>
>
> --
> Devendar
>
>



-- 
Devendar



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