Re: [Lse-tech] CPUSET Proposal

William Lee Irwin III
2003-09-25T18:08:04Z

On Wed, 2003-09-24 at 23:57, David Mosberger wrote:
>> I wasn't suggesting that x86 is limited to 8-way, I was wondering how
>> many > 8-way x86 Linux machines are actually out there. I wasn't even
>> being facetious---just curious.

On Thu, Sep 25, 2003 at 02:04:07AM -0700, Dave Hansen wrote:
> Well, besides the NUMA-Q, which went up to 60x and is dead now, there
> are at least the IBM Summit chipset machines. They're sold as 32-ways
> today on the x445 (that's physical, without hyperthreading). I've
> personally booted Linux on a 16-way, but I'm know others have booted on
> the 32-way configuration. Patches for this were posted in the last week
> by James Cleverdon.
> There's also the bigsmp code in the kernel for other P4-based systems
> that are >8x. I haven't seen any of them yet, but I wouldn't imagine
> that people would put support in the kernel for hardware that wasn't at
> least *close* to production.

I figured the ES7000 and x440/x445 were recent enough they'd be fresh
in people's mind. Small correction to the NUMA-Q: it was 64x.

http://www-3.ibm.com/software/data/db2/benchmarks/050300.html

-- wli