[CentOS] Off-Topic: Low Power Hardware

Mon Jan 14 18:40:10 UTC 2013
Leon Fauster <leonfauster at googlemail.com>

Am 14.01.2013 um 18:47 schrieb SilverTip257:
> On Mon, Jan 14, 2013 at 11:20 AM, Matt Garman <matthew.garman at gmail.com>wrote:
> 
>> On Fri, Jan 11, 2013 at 8:55 AM, SilverTip257 <silvertip257 at gmail.com>
>> wrote:
>>> I'm in search of some hardware that consumes a low amount of power for
>> use
>>> as a test-bed for Linux, various coding projects, and LAN services.
>>> 
>>> 1) Low power consumption (10-15W ... maybe 30W at most)
>>> 2) Must run Linux without too much fuss (CentOS or otherwise)
>>> 3) Must have two NICs (fast ethernet or better)
>>> 4) Memory - 1GB or better
>>> 5) Can be configurable either via serial or VGA.
>>> 6) Accepts a normal hard drive, not CF -- drive capacity is my concern.
>>> 7) spare PCI slot is a _plus_ (extra NICs or whatever else)
>>> 8) I'd like to keep the physical footprint to a minimum (size of a 1U
>>> switch or so?)
>> 
>> The lowest-power x86 device I've used is an Alix 2d2 from PCEngines.
>> Power consumption was about five watts, regardless of load.  This has
>> three 100 mbps NICs, a 32-bit x86 AMD Geode CPU, and 256 MB RAM
>> soldered to the board.  Has a built-in Compact Flash slot to use as a
>> "hard drive".  I ran OpenBSD on mine for years as a
>> firewall/gateway/router for a home LAN (don't see why it wouldn't run
>> CentOS).  (I'm actually selling mine, email off list if interested.)
>> 
> 
> The Geode CPUs do not support PAE [0].  While CentOS 5.x would work, 6.x
> requires a kernel recompile (not complaining, but noting).
> 
> [0] http://joseph.freivald.com/linux/2010/04/22/alix-centos-image/


cat /proc/cpuinfo 
processor	: 0
vendor_id	: AuthenticAMD
cpu family	: 5
model		: 10
model name	: Geode(TM) Integrated Processor by AMD PCS
stepping	: 2
cpu MHz		: 498.048
cache size	: 128 KB
fdiv_bug	: no
hlt_bug		: no
f00f_bug	: no
coma_bug	: no
fpu		: yes
fpu_exception	: yes
cpuid level	: 1
wp		: yes
flags		: fpu de pse tsc msr cx8 pge cmov clflush mmx mmxext 3dnowext 3dnow up
bogomips	: 996.09


--
LF