[Beowulf] which 24 port unmanaged GigE switch?

[Joe Landman]

Michael Di Domenico wrote:
> I would have to agree.  I have Netgears in my lab now and for light
> use they seem to be okay, but once you run a communications heavy MPI
> job over them they seem to fall down

I seem to remember that the Dell switches are rebadged SMC or Netgear 
units.  They are great for office level work, not sure how they are for 
heavy MPI work, though I have heard not such great things.

(note:  we aren't paid agents of HP, or resellers of them, etc ...  the 
switches are just good in clusters).

> 
> On Fri, Apr 2, 2010 at 5:32 PM, Joe Landman
> <landman at scalableinformatics.com> wrote:
>> David Mathog wrote:
>>> Which of these would be good for a cluster?  Reliability is more
>>> important here than speed, not that I'm looking for slow.  It should not
>>> burn up if the jobs move data through all ports near full capacity for
>>> hours or days at a time!
>>>
>>> NETGEAR JGS524 D-Link DGS-1024D SMC EZ Switch SMCGS24 HP J9078A
>>>
>>> The D-link and Netgear are within $10 of each other after the rebate on
>>> the latter, both are about $60 less than the SMC and HP.
>> I am biased.  Get the HP.
>>
>> --
>> Joseph Landman, Ph.D
>> Founder and CEO
>> Scalable Informatics Inc.
>> email: landman at scalableinformatics.com
>> web  : http://scalableinformatics.com
>>       http://scalableinformatics.com/jackrabbit
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-- 
Joseph Landman, Ph.D
Founder and CEO
Scalable Informatics Inc.
email: landman at scalableinformatics.com
web  : http://scalableinformatics.com
        http://scalableinformatics.com/jackrabbit
phone: +1 734 786 8423 x121
fax  : +1 866 888 3112
cell : +1 734 612 4615