Messages in this thread | | | Date | Thu, 17 Jan 2002 18:47:16 +1100 | From | Anton Blanchard <> | Subject | Re: how many cpus can linux support for SMP? |
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> there is a 32bit cpu mask, meaning 32 is the absolute max, although Ralf > Baechle has extended it to 64 in order to support SGI origin 2000's, but > realistically, linux can only do about 8 before falling on the ground...
Its actually the number of bits in a long so 64 bit archs can boot 64 cpus. I think Kanoj had a hack to do a 128 cpu boot on SGI hardware.
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