Re: [Beowulf] Mellanox Multi-host

2015-03-11 Thread Scott Atchley
Looking at this and the above link: http://www.mellanox.com/page/press_release_item?id=1501 It seems that the OCP Yosemite is a motherboard that allows four compute cards to be plugged into it. The compute cards can even have different CPUs (x86, ARM, Power). The Yosemite board has the NIC and co

[Beowulf] Mellanox Multi-host

2015-03-11 Thread John Hearns
Talking about 10Gbps networking... and above: http://www.theregister.co.uk/2015/03/11/mellanox_adds_networking_specs_to_ocp/ "In the configuration Mellanox demonstrated, a 648-node cluster would only need 162 each of NICs, ports and cables." So looks like one switch port can fan out to four host

Re: [Beowulf] Xeon D systems? (and 10G in general)

2015-03-11 Thread Michael Di Domenico
Seems like an interesting chip. 256GF in 45 watts seems nice, but i'm a little leery on the 10G onboard. I'm not sure 10G is cost effective on the large scale yet. Is it even port-for-port to infiniband yet? I've not looked in a while. On Wed, Mar 11, 2015 at 5:52 AM, John Hearns wrote: > Very

Re: [Beowulf] Xeon D systems? (and 10G in general)

2015-03-11 Thread John Hearns
Very good article on The Platform: http://www.theplatform.net/2015/03/09/intel-crafts-broadwell-xeon-d-for-hyperscale/ On 10 March 2015 at 19:42, Mark Hahn wrote: > Intel recently introduced an interesting product: > Xeon D is a Broadwell (Haswell shrink) SoC. > > It only has 8 cores, not high-