[mvapich-discuss] mvapich2-0.9.8 blacs problems
Bas van der Vlies
basv at sara.nl
Fri Mar 9 08:43:21 EST 2007
Dhabaleswar Panda wrote:
> Hi,
>
>>>>> SARA is testing the openib stack with mvapich2.
>>>>>
>>>>> We have problems with installing the blacs library
>>>>> (www.netlib.org/blacs) it compiles and links correct, some tests namely:
>>>>> * The BSBR test with double precision fails with certain topologies.
>>>>>
>>>>> We tried the GNU compilers (gcc, g77) and the INTEL compilers (icc,
>>>>> ifort).
>>>>>
>>>>> Please help?
>>>>>
>>>>> PS)
>>>>> On our topspin/cisco infiniband stack with their mpi implementation
>>>>> there are no problems.
>>>>>
>>>> Just an update i tried mvapich-0.9.9-beta with openib and blacs. and
>>>> this runs without any problems.
>>>>
>>>>
>>> We also tried the MPICH2 version 1.0.5p3 without any problems. I will
>>> now test the mvapich2 trunk version and i will let you know.
>>>
>>> Regards
>>>
>> Just tested the MVAPICH2 trunk version and this fails also at the double
>> precision tests. I am clueless at this point. Are there sites using
>> blacs/scalapack with mvapich2?
>
> Thanks for reporting these issues. Since yesterday, we have been
> looking at this issue. We hope to keep you updated on our findings and
> fixes as soon as possible.
>
> Best Regards,
>
Thanks we also trying to find it. But first i have to roll back to
mvapich1 to solve the problem
--
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* Bas van der Vlies e-mail: basv at sara.nl *
* SARA - Academic Computing Services phone: +31 20 592 8012 *
* Kruislaan 415 fax: +31 20 6683167 *
* 1098 SJ Amsterdam *
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