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The calculation results of allreduce in Intel MPI and OpenMPI are different

Xiaoqiang
New Contributor I
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What parameters can I adjust to make the calculation results consistent.

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SantoshY_Intel
Moderator
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Hi,


Thanks for posting in the Intel communities.


Could you please provide us with the below details to help us investigate your issue?

  1. Sample reproducer code & complete steps to reproduce the issue from our end.
  2. The version of Intel MPI & OpenMPI you are using?
  3. Operating system details.
  4. CPU details
  5. Are you running your program on a single node or a cluster of nodes? If running on multi-nodes, then please provide the Interconnect details & job scheduler being used.


Also, please provide your results obtained from Intel MPI & OpenMPI.


Thanks & Regards,

Santosh


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SantoshY_Intel
Moderator
907 Views

Hi,


We haven't heard back from you. Could you please provide us with the complete details to investigate your issue?


Thanks,

Santosh


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SantoshY_Intel
Moderator
872 Views

Hi,


We have not heard back from you. This thread will no longer be monitored by Intel. If you need further assistance, please post a new question.


Thanks & Regards,

Santosh


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