From mboxrd@z Thu Jan 1 00:00:00 1970 From: Jesse Barnes Date: Thu, 04 Nov 2004 17:16:28 +0000 Subject: Re: [RFC] prefer allocations from nodes w/o CPUs Message-Id: <200411040916.28946.jbarnes@engr.sgi.com> List-Id: References: <200411040857.25664.jbarnes@engr.sgi.com> In-Reply-To: <200411040857.25664.jbarnes@engr.sgi.com> MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: linux-ia64@vger.kernel.org On Thursday, November 4, 2004 9:11 am, Alex Williamson wrote: > On Thu, 2004-11-04 at 08:57 -0800, Jesse Barnes wrote: > > Small patch for the ia64 version of topology.h to make the zonelist > > building code prefer nodes w/o CPUs for allocations. Do any platforms > > aside from Altix have nodes with only memory? If not, then this will > > only affect sn2, otherwise I'm interested in hearing feedback. > > Yes, hp sx1000 systems represent interleaved memory in a separate > node w/o cpus. So does this patch make sense for those platforms too? Or do we need something fancier? It'll make nodes w/o CPUs come before nodes with CPUs in the zonelist (after the local node of course), even if the nodes with CPUs are closer. Jesse