[Beowulf] Performance issue - CPU Intel 00/02

John Hearns john.hearns at streamline-computing.com
Wed Jul 20 10:51:11 EDT 2005


On Wed, 2005-07-20 at 09:48 -0400, Bill Wichser wrote:

> 
> By accident I discovered that of these 128 nodes, 50 of them show some 
> strange value in /proc/cpuinfo for model name.  On a good node these 
> reveal themselves as "Intel(R) Pentium(R) 4 CPU 2.40GHz" while on a 
> "bad" node they call themselves "00/02" yet when checking the BIOS, and 
> all the nodes have the same configuration I believe although I neglected 
> to gather the level this last go round, they reveal themselves correctly 
> as Intel(R) Pentium(R) 4 CPU 2.40GHz.
> 
Jumping in with both feet,
could you try running Dave Jones' x86info on good/bad nodes?
http://www.codemonkey.org.uk/projects/x86info/
Also does the bogomips rating differ (that's a real stupid question, I
know)

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