Building a cluster

[Michael Butash]

Good timing...

https://www.raspberrypi.org/blog/beowulf-clusters-node-visualisation-pi-vizuwall/

-mb


On Fri, Apr 19, 2019 at 5:47 PM Michael Butash <michael at butash.net> wrote:

> Saw this recently, a backplane for up to 5 rpi compute modules (rpi but
> lacking external ports).  It's pricey, but interesting for a contained
> little farm ($270 for the backplane, $30ea per pi3 compute).
>
> https://www.mininodes.com/product/5-node-raspberry-pi-3-com-carrier-board/
>
> Shame none seem to include good wired ethernet options for the units, like
> this 16 rpi zero board, but sadly never went anywhere for production...
>
>
> https://www.cnx-software.com/2016/01/22/this-is-what-a-16-raspberry-pi-zero-cluster-board-looks-like/
>
> I use pi's for anything from network testing units, to serial terminal
> servers (just add 2-4 port usb serial adapters), retropi gaming systems, or
> even home sprinkler 24v irrigation controllers, but clusters for academic
> research might be cool if so inclined, and cheaper/more portable than
> normal compute hardware to play with.
>
> -mb
>
>
>
>
> On Fri, Apr 19, 2019 at 3:01 PM Eric Oyen <eric.oyen at icloud.com> wrote:
>
>> Well,
>> About all you need is the open_cl package, a small number of recent
>> vintage supported GPU cards, small HDD’s (enough for the OS and some swap
>> space) as much ram as you can stuff in each machine and a good network card
>> and switch combo. The reason for the GPU’s? Bitcoin mining, password
>> cracking/recovery and any other project that supports using multiple gpu
>> cards. If your machines aren’t up to the task, start with a PXE booted
>> cluster of RaspberryPi units (start with an odd number like 3 (one as the
>> master control unit). I had plans to do this myself, but my fixed income
>> here just isn’t up to the task of doing more than paying for the basic
>> bills.
>>
>> -Eric
>> From the Central Offices of the Technomage Guild, Open Cluster
>> Development and research Dept.
>>
>>
>> On Apr 16, 2019, at 7:36 PM, Harold Hartley <wheelie207 at ownmail.net>
>> wrote:
>>
>> I’m looking at building a cluster and I know there are different types. I
>> haven’t fully decided on what I would be using it for.
>> Well, I have 4 computers about 3 or 4 years old and all have i5
>> processing with 8 gigs ram in each. I am not sure what size hard drives I
>> want in them. I am looking at doing animations making my own small video
>> movie like and then post on my blog. Even thought of other uses as well.
>> Would anyone have an idea what type of cluster I should go with. Thanks
>>
>> --
>>   Harold Hartley
>>   17632 N. 5th place
>>   Phoenix, AZ 85022
>>   wheelie207 at ownmail.net
>>
>>
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