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 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 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 >> 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@ownmail.net >> >> >> --------------------------------------------------- >> PLUG-discuss mailing list - PLUG-discuss@lists.phxlinux.org >> To subscribe, unsubscribe, or to change your mail settings: >> https://lists.phxlinux.org/mailman/listinfo/plug-discuss >> >> >> --------------------------------------------------- >> PLUG-discuss mailing list - PLUG-discuss@lists.phxlinux.org >> To subscribe, unsubscribe, or to change your mail settings: >> https://lists.phxlinux.org/mailman/listinfo/plug-discuss > >