Re: [Myrinet] corrupted memory when using --gm-use-shmem

Patrick Geoffray <[email protected]>
Newsgroups gmane.network.myrinet.general
Organization Myricom, Inc
Message-ID <[email protected]>
Hi Thomas,

Thomas Guignon wrote:
> Hello,
> We are running with mpich-1.2.1..7b on some dual amd systems
> and we get the following error message:  Corrupted memory (2)! when whe use 
> --gm-use-shmem option on 1 an 2 nodes (2 process and 3 processes) it works 
> fine when running on 4,6 and 8 processes (2, 3, and 4 nodes)
> This error does not append when --gm-use-shmem is not in use.
> 
> Does anyone has seen this error before?

Nope. This message is produced by MPICH when compiled with debug and the 
  second magic field is corrupted in the SB allocator linked list.

Is the code you use freely available ? I would love to reproduce it.

Patrick
----------------------------------------------------------
|   Patrick Geoffray, Ph.D.      [email protected]
|   Myricom, Inc.                http://www.myri.com
|   Cell:  865-389-8852          685 Emory Valley Rd (B)
|   Phone: 865-425-0978          Oak Ridge, TN 37830
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