[Beowulf] Re: dual core Opteron performance - re suse 9.3

Jim Bowen jbowen at hpcsystems.com
Wed Jul 13 08:33:53 PDT 2005

On Wed, 2005-07-13 at 08:37 -0400, Joe Landman wrote:
> Hi John:
>    We find that we are talking about "per core" to our customers now.  I 
> explain that previously, there has been an implicit 1-to-1 mapping 
> between processor cores and chips, so that you could talk about either 
> one and mean the other.  Now however, we are talking about per core, as 
> things like licensing (lmgrd) aren't going to count chips or sockets, 
> but will count cores.

Unfortunately it isn't going to be that straightforward ... some vendors
are going to go by sockets/chips (Microsoft, Red Hat) and others by
cores (your example of lmgrd and I believe Oracle). Confusion will
abound. Oh well.

Jim Bowen
Dir. Systems Engineering
HPC Systems, Inc.

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