It's about using multiple network interfaces to exchange messages
between a pair of hosts. The networks can be identical or not.
george.
On Jun 9, 2007, at 8:19 PM, Alex Tumanov wrote:
> forgive a trivial question, but what's a multi-rail?
>
> On 6/8/07, George Bosilca <bosilca_at_[hidden]> wrote:
>> A fix for this problem is now available on the trunk. Please use any
>> revision after 14963 and your problem will vanish [I hope!]. There
>> are now some additional parameters which allow you to select which
>> Myrinet network you want to use in the case there are several
>> available (--mca btl_mx_if_include and --mca btl_mx_if_exclude). Even
>> multi-rails should now work over MX.
>>
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