From mboxrd@z Thu Jan  1 00:00:00 1970
From: Ryan Harper <ryanh@us.ibm.com>
Subject: Re: Re: NUMA and SMP
Date: Fri, 23 Mar 2007 09:42:55 -0500
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* tgh <tianguanhua@ncic.ac.cn> [2007-03-23 00:48]:
> hi
> how many nodes in the numa with adm64 does xen support at present?

in xen/include/asm-x86/numa.h:
#define NODE_SHIFT=6

#in xen/include/xen/numa.h:
#define MAX_NUMNODES = (1 << NODE_SHIFT);

which works out to 64 nodes.  I don't know if anyone has tested more
than an 8 node system.

-- 
Ryan Harper
Software Engineer; Linux Technology Center
IBM Corp., Austin, Tx
(512) 838-9253   T/L: 678-9253
ryanh@us.ibm.com