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From: pooja_at_[hidden]
Date: 2007-04-19 21:18:14


Hi,

Some of our clusters uses Gigabit Ethernet and Infiniband.
So we are trying to multiplex them.

Thanks and Regards
Pooja

> On Thu, Apr 19, 2007 at 06:58:37PM -0400, pooja_at_[hidden] wrote:
>
>> I am Pooja working with chaitali on this project.
>> The idea behind this is while running a parallelized code ,if a huge
>> chunks of serial computation is encountered at that time underlying
>> network infrastructure can be used for some other data transfer.
>> This increases the network utilization.
>> But this (non Mpi) data transfer should not keep Mpi calls blocking.
>> So we need to give them priorities.
>> Also we are trying to predict a behavior of the code (like if there are
>> more MPi calls coming with short interval or if they are coming after
>> large interval ) based on previous calls.
>> As a result we can make this mechanism more efficient.
>
> Ok, so you have a Cluster with Infiniband a while the network traffic is
> low you want to utilize the Infiniband network for other data transfers
> with a lower priority?
>
> What does this have to do with TCP or are you using TCP over Infiniband?
>
> Regards
> Christian Leber
>
> --
> http://rettetdieti.vde-uni-mannheim.de/
>
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