Messages in this thread |  | | | Date | Wed, 15 Nov 2006 14:05:46 -0800 | | From | Martin Bligh <> | | Subject | Re: [patch 2/2] enables booting a NUMA system where some nodes have no memory |
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Christoph Lameter wrote: > On Wed, 15 Nov 2006, Christian Krafft wrote: > >> When booting a NUMA system with nodes that have no memory (eg by limiting memory), >> bootmem_alloc_core tried to find pages in an uninitialized bootmem_map. > > Why should we support nodes with no memory? If a node has no memory then > its processors and other resources need to be attached to the nearest node > with memory. > > AFAICT The primary role of a node is to manage memory.
A node is an arbitrary container object containing one or more of:
CPUs Memory IO bus
It does not have to contain memory.
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