[mpich-discuss] Application aborts at runtime

[Chaitra Kumar]

Hi Junchao,

Yes, the application has a requirement for big tag.

With openMPI there are no issues while running the application.

Can you please do the needful.

Regards,
Chaitra

On Thu, Jun 11, 2015 at 5:21 PM, Junchao Zhang <jczhang at mcs.anl.gov> wrote:

> As discussed in the mvapich mailing list, do you really need such big tag?
>
> --Junchao Zhang
>
> On Wed, Jun 10, 2015 at 8:35 PM, Chaitra Kumar <chaitragkumar at gmail.com>
> wrote:
>
>> Hi Team,
>>
>> I am trying to run an application using MVAPICH2-2.0.  The application
>> compiles without any error, but at runtime, aborts with following error:
>>
>> Fatal error in PMPI_Isend:Invalid tag, error stack:PMPI_Isend(149):
>> MPI_Isend(buf=0x7f59b5124300, count=8, MPI_UNSIGNED_LONG, dest=0,
>> tag=1073741824, comm=0x84000001, request=0x132ae24) failed PMPI_Isend(98).:
>> Invalid tag, value is 1073741824
>>
>> I contacted MVAPICH2 team for this issue:
>> http://mailman.cse.ohio-state.edu/pipermail/mvapich-discuss/2015-June/005623.html
>>
>> They suggested me to contact MPICH team, as the issue is coming from
>> higher level MPICH code.
>>
>> Can you please help me in resolving this.
>>
>> Regards,
>> Chaitra
>>
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