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Subject: Re: [OMPI users] --preload-binary does not work
From: Ralph Castain (rhc_at_[hidden])
Date: 2014-06-06 16:01:05


Yeah, it doesn't require ssh any more - but I haven't tested it in a bit, and so it's possible something crept in there.

On Jun 6, 2014, at 12:27 PM, Reuti <reuti_at_[hidden]> wrote:

> Am 06.06.2014 um 21:04 schrieb Ralph Castain:
>
>> Supposed to, yes - but I don't know how much testing it has seen. I can try to take a look
>
> Wasn't it on the list recently, that 1.8.1 should do it even without passphraseless SSH between the nodes?
>
> -- Reuti
>
>
>> On Jun 6, 2014, at 12:02 PM, E.O. <ooyama.eiichi_at_[hidden]> wrote:
>>
>>> Hello
>>> I am using OpenMPI ver 1.8.1 on a cluster of 4 machines.
>>> One Redhat 6.2 and three busybox machine. They are all 64bit environment.
>>>
>>> I want to use --preload-binary option to send the binary file to hosts but it's not working.
>>>
>>> # /mpi/bin/mpirun --prefix /mpi --preload-files ./a.out --allow-run-as-root --np 4 --host box0101,box0103 --preload-binary ./a.out
>>> --------------------------------------------------------------------------
>>> mpirun was unable to launch the specified application as it could not access
>>> or execute an executable:
>>>
>>> Executable: ./a.out
>>> Node: box0101
>>>
>>> while attempting to start process rank 17.
>>> --------------------------------------------------------------------------
>>> 17 total processes failed to start
>>> #
>>>
>>> If I sent the binary by SCP beforehand, the command works fine. SCP is working fine without password between the hosts.
>>> Is the option supposed to work?
>>> Thank you,
>>>
>>> Eiichi
>>>
>>> _______________________________________________
>>> users mailing list
>>> users_at_[hidden]
>>> http://www.open-mpi.org/mailman/listinfo.cgi/users
>>
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