Re: kernel 2.6.18+ SMP question

2007-10-16 Thread michael
On Sat, 2007-10-13 at 15:21 -0700, Andrew Sackville-West wrote: > On Sat, Oct 13, 2007 at 09:30:57PM +0200, Robert Cates wrote: > > michael wrote: > >> On Fri, 2007-10-12 at 22:02 +0200, Robert Cates wrote: > >> > >>> Hi all, > >>> > >>> just a general question - I'm interested in getting a moth

Re: kernel 2.6.18+ SMP question

2007-10-15 Thread Andrew Sackville-West
On Mon, Oct 15, 2007 at 08:17:21PM -0400, Chris Bannister wrote: > On Sat, Oct 13, 2007 at 03:21:58PM -0700, Andrew Sackville-West wrote: > > how about 16x more parallel? at least to the extent that your workload > > is able to parallelize (is that a word?). IOW, if you have lots of >

Re: kernel 2.6.18+ SMP question

2007-10-15 Thread Chris Bannister
On Sat, Oct 13, 2007 at 03:21:58PM -0700, Andrew Sackville-West wrote: > how about 16x more parallel? at least to the extent that your workload > is able to parallelize (is that a word?). IOW, if you have lots of ^^ No!, it is yet another American

Re: kernel 2.6.18+ SMP question

2007-10-13 Thread Ishwar Rattan
On Sat, 13 Oct 2007, Robert Cates wrote: Ok, but 16x better? Or 16x more efficient? I know that if we're talking about a 2GHz quad core CPU we're not getting 8GHz of speed, but what exactly is the (performance) advantage of SMP? Not much, unless you can write software that can take advant

Re: kernel 2.6.18+ SMP question

2007-10-13 Thread Andrew Sackville-West
On Sat, Oct 13, 2007 at 09:30:57PM +0200, Robert Cates wrote: > michael wrote: >> On Fri, 2007-10-12 at 22:02 +0200, Robert Cates wrote: >> >>> Hi all, >>> >>> just a general question - I'm interested in getting a motherboard that >>> supports 4 of the new AMD Quad Core CPUs. That would be effe

Re: kernel 2.6.18+ SMP question

2007-10-13 Thread Robert Cates
michael wrote: On Fri, 2007-10-12 at 22:02 +0200, Robert Cates wrote: Hi all, just a general question - I'm interested in getting a motherboard that supports 4 of the new AMD Quad Core CPUs. That would be effectively 16 CPUs. My question is, with the 2.6.18-5-686 kernel from etch, will the

Re: kernel 2.6.18+ SMP question

2007-10-13 Thread Iñigo Tejedor Arrondo
El vie, 12-10-2007 a las 22:02 +0200, Robert Cates escribió: > Hi all, > > just a general question - I'm interested in getting a motherboard that > supports 4 of the new AMD Quad Core CPUs. That would be effectively 16 > CPUs. My question is, with the 2.6.18-5-686 kernel from etch, will the > SM

Re: kernel 2.6.18+ SMP question

2007-10-12 Thread michael
On Fri, 2007-10-12 at 22:02 +0200, Robert Cates wrote: > Hi all, > > just a general question - I'm interested in getting a motherboard that > supports 4 of the new AMD Quad Core CPUs. That would be effectively 16 > CPUs. My question is, with the 2.6.18-5-686 kernel from etch, will the > SMP ker

kernel 2.6.18+ SMP question

2007-10-12 Thread Robert Cates
Hi all, just a general question - I'm interested in getting a motherboard that supports 4 of the new AMD Quad Core CPUs. That would be effectively 16 CPUs. My question is, with the 2.6.18-5-686 kernel from etch, will the SMP kernel work with all 16 cores? What is actually the current limit of c