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Subject: Re: [OMPI users] Problems with gridengine integration on RHEL 6
From: Ralph Castain (rhc_at_[hidden])
Date: 2012-02-17 16:28:25


Hi guys

Our apologies - the rshd launcher isn't supposed to be in a release branch.
We've removed it for the next release.

Sorry for the problem... :-(

On Fri, Feb 17, 2012 at 11:42 AM, Brian McNally <bmcnally_at_[hidden]> wrote:

> Dave,
>
> Thanks for the suggestion, adding "-mca plm ^rshd" did force mpirun to
> spawn things via qrsh rather than SSH. My problem is solved!
>
> --
> Brian McNally
>
>
> On 02/16/2012 03:05 AM, Dave Love wrote:
>
>> Brian McNally<bmcnally_at_[hidden]> writes:
>>
>> Hi Dave,
>>>
>>> I looked through the INSTALL, VERSION, NEWS, and README files in the
>>> 1.5.4 openmpi tarball but didn't see what you were referring to.
>>>
>>
>> I can't access the web site, but there's an item in the notes on the
>> download page about the bug. It must also be in the mail archive in a
>> thread with me included.
>>
>> Are
>>> you suggesting that I launch mpirun similar to this?
>>>
>>> mpirun -mca plm ^rshd ...?
>>>
>>
>> Yes, or put it in openmpi-mca-params.conf. It's harmless with 1.4.
>>
>> What I meant by "the same parallel environment setup" was that the PE
>>> in SGE was defined the same way:
>>>
>>> $ qconf -sp orte
>>> pe_name orte
>>> slots 9999
>>> user_lists NONE
>>> xuser_lists NONE
>>> start_proc_args /bin/true
>>> stop_proc_args /bin/true
>>> allocation_rule $round_robin
>>> control_slaves TRUE
>>> job_is_first_task FALSE
>>> urgency_slots min
>>> accounting_summary FALSE
>>>
>>> Even though I have RHEL 5 and RHEL 6 nodes in the same cluster they
>>> never run the same MPI job; it's always either all RHEL 5 nodes or all
>>> RHEL 6.
>>>
>>
>> OK. (I'd expect a separate PE for each node set to enforce that.)
>>
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