[Beowulf] switch selection

Gerry Creager gerry.creager at tamu.edu
Thu Mar 5 14:36:21 EST 2009


Joe Landman wrote:
> Gerry Creager wrote:
>> I recall a couple of recent arguments, so I'm wondering if someone 
>> could summarize the discussion on gigabit switches for HPC/clusters.
>>
>> 1.  If memory serves, NetGear wasn't a great choice?
>> 2.  HP Procurve got some good reviews.
>>
>> I've been asked for an opinion by some folks building a small, 
>> dedicated cluster.  I'd told them of my misgivings on NetGear, and now 
>> I've gotta give a recommendation.
> 
> How large and what traffic over it?

<= 24 nodes, with gigabit as the primary interconnect.  MPI for data 
assimilation on custom weather codes.

>> I am asking for the collective wisdom.  That said, I'll comment that 
>> I've been happy with out Procurve 5012zl but it's a bit larger than 
>> they need or would grow into.
>>
>> thanks, Gerry
> 
> 

-- 
Gerry Creager -- gerry.creager at tamu.edu
Texas Mesonet -- AATLT, Texas A&M University
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