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____/ Lusotec on Thursday 03 Nov 2011 12:44 : \____
> Roy Schestowitz wrote:
>> HP launches ARM-based blade servers with Linux support
>> ,----[ Quote ]
>> | HP launched its Redstone server range using low-power processors from
>> | both Intel and ARM vendor Calxeda. HP claims Redstone servers are
>> | designed for testing and proof-of-concept, presumably the concept that
>> | it can produce ARM- based servers.
>> | The Calxeda Energycore processors in HP's Redstone servers are 32-bit
>> | processors designed for massively parallel workloads with an 80Gbits/s
>> | crossbar between processors. Calxeda claims that when the chip is mated
>> | to 4GB of RAM the whole setup consumes just 5W under load and idles at
>> | 0.5W.
> 72 Calxeda SoC with 4 ARM Cortex-A9 cores at .4 GHz with 4 GiB per SoC. The
> number of cores and amount of RAM are normal'ish for these kinds of kits,
> but all fitting in a 4U rack-mount unit and with a maximum power
> consumption of 360 watt ( 5 watt * 72 ) is very impressive.
> If seen on a cost per unit of service, these (and other similar future)
> servers have the potential to push Intel and AMD servers out of a
> significant part of data centers around the world.
> Things like content serving, file servers, most web servers, light to medium
> database servers, and email servers are potentially better provided by these
> highly parallel kits, when compared to a few powerful Intel or AMD CPUs.
It can make allocation of cores simpler because the
discrete values become smaller.
~~ Best of wishes
Dr. Roy S. Schestowitz, Research Fellow
http://Schestowitz.com | GNU/Linux administration | PGP-Key: 0x74572E8E
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