[Beowulf] What services do you run on your cluster nodes?

[Eric Thibodeau]

Ashley Pittman wrote:
> On Mon, 2008-09-22 at 15:44 -0400, Eric Thibodeau wrote:
>   
>> Ashley Pittman wrote:
>>     
>>> On Mon, 2008-09-22 at 14:56 -0400, Eric Thibodeau wrote:
>>>       
>>> If it were up to me I'd turn *everything* possible off except sshd and
>>> ntp.  The problem however is the maintenance cost of doing this, it's
>>> fine if you've only got one cluster and one app but as soon as you try
>>> to support multiple users on multiple distributions the cost of ensuring
>>> everything is shut down on all of them skyrockets and it becomes easier
>>> which is to stick with the status quo :(
>>>   
>>>       
>> O_o...you mean you're still using local OS installations ... ew!
>>     
>
> Well yes, we run a OS on the nodes, what would you propose instead?
>   
Aw come on, you know what I meant by this.
> We'll sell you a cluster either running of local disk or network boot
> with ramdisk and some NFS, I actually prefer the former however.
>   
Well, it's one of those "it depends" with size Vs Power Vs Cooling Vs 
manageability Vs network fabric optimization question.
> Ashley Pittman

Eric
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