From mboxrd@z Thu Jan 1 00:00:00 1970 From: "Chen, Kenneth W" Date: Tue, 11 Apr 2006 17:58:15 +0000 Subject: RE: booting with `mem=' on an Altix (or other NUMA machine) Message-Id: <4sur0l$lka82@fmsmga001.fm.intel.com> List-Id: References: <17467.2252.70039.423224@wombat.chubb.wattle.id.au> In-Reply-To: <17467.2252.70039.423224@wombat.chubb.wattle.id.au> MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: linux-ia64@vger.kernel.org Luck, Tony wrote on Tuesday, April 11, 2006 10:32 AM > >> that was discussed before: > >> http://marc.theaimsgroup.com/?l=linux-ia64&m9718964113183&w=2 > > > >I only see a patch there but no discussion. > > It doesn't look like this would solve the NUMA issue. Maybe you'd > want a "mempernode=" boot parameter? But this would likely get complex > in a hurry as various people add more options to meet their specific > needs. We probably should disable that boot option on numa system and rely on memory hotplug to reduce physical memory per node? - Ken