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Subject: Re: [OMPI devel] SCTP BTL exclusivity value problem
From: Jeff Squyres (jsquyres_at_[hidden])
Date: 2007-12-12 10:31:37


I'd be in favor of setting the TCP exclusivity to LOW+100 and setting
SCTP exclusivity to LOW.

On Dec 12, 2007, at 10:07 AM, Gleb Natapov wrote:

> On Wed, Dec 12, 2007 at 10:02:07AM -0500, Jeff Squyres wrote:
>> Yes -- this came up in a prior thread. See what I proposed:
>>
>> http://www.open-mpi.org/community/lists/devel/2007/12/2698.php
>>
>> (no one replied, so no action was taken)
>>
>> Are you on a system where the SCTP BTL is being built? What kind of
>> environment is it?
> Red Hat Enterprise Linux AS release 4 (Nahant Update 5)
>
> # rpm -qa | grep sctp
> lksctp-tools-devel-1.0.2-6.4E.1
> lksctp-tools-doc-1.0.2-6.4E.1
> lksctp-tools-1.0.2-6.4E.1
>
>>
>>
>>
>> On Dec 12, 2007, at 9:38 AM, Gleb Natapov wrote:
>>
>>> Hi,
>>>
>>> SCTP BTL sets its exclusivity value to MCA_BTL_EXCLUSIVITY_LOW - 1
>>> but MCA_BTL_EXCLUSIVITY_LOW is zero so actually it is set to max
>>> exclusivity possible. Can somebody fix this please? May be we should
>>> not
>>> define MCA_BTL_EXCLUSIVITY_LOW to zero?
>>>
>>> --
>>> Gleb.
>>> _______________________________________________
>>> devel mailing list
>>> devel_at_[hidden]
>>> http://www.open-mpi.org/mailman/listinfo.cgi/devel
>>
>>
>> --
>> Jeff Squyres
>> Cisco Systems
>> _______________________________________________
>> devel mailing list
>> devel_at_[hidden]
>> http://www.open-mpi.org/mailman/listinfo.cgi/devel
>
> --
> Gleb.
> _______________________________________________
> devel mailing list
> devel_at_[hidden]
> http://www.open-mpi.org/mailman/listinfo.cgi/devel

-- 
Jeff Squyres
Cisco Systems