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From: Jeff Squyres (jsquyres_at_[hidden])
Date: 2007-11-07 08:44:41


Support for failure scenarios is something that is getting better over
time in Open MPI.

It looks like the version you are using either didn't properly catch
that there was a failure and/or then cleanly exit all MPI processes.

On Nov 6, 2007, at 9:01 PM, Teng Lin wrote:

> Hi,
>
>
> Just realize I have a job run for a long time, while some of the nodes
> already die. Is there any way to ask other nodes to quit ?
>
>
> [kyla-0-1.local:09741] mca_btl_tcp_frag_send: writev failed with
> errno=104
> [kyla-0-1.local:09742] mca_btl_tcp_frag_send: writev failed with
> errno=104
>
> The FAQ does mention it is related to :
> Connection reset by peer: These types of errors usually occur after
> MPI_INIT has completed, and typically indicate that an MPI process has
> died unexpectedly (e.g., due to a seg fault). The specific error
> message indicates that a peer MPI process tried to write to the now-
> dead MPI process and failed.
>
> Thanks,
> Teng
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-- 
Jeff Squyres
Cisco Systems