linux-kernel - Re: 2.6.27rc1 cannot boot more than 8CPUs

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Date:	Thu, 7 Aug 2008 00:34:52 +0800
From:	"Jeff Chua" <jeff.chua.linux@...il.com>
To:	"Yinghai Lu" <yhlu.kernel@...il.com>
Cc:	"David Miller" <davem@...emloft.net>,
	"Linux Kernel" <linux-kernel@...r.kernel.org>
Subject: Re: 2.6.27rc1 cannot boot more than 8CPUs

On Thu, Aug 7, 2008 at 12:13 AM, Yinghai Lu <yhlu.kernel@...il.com> wrote:

> actually x86_pc is one mode of genericarch..., genericarch already
> could detect pc, bigsmp, and numaq, es7000, bigsmp, visew..

It seems to get "sparse mem", NUMA must be set first, but this is not
required for X86_PC.

> in the dmesg when booting x86_pc only, we already have warning to let
> you set bigsmp if you have 8 more cpus.

With more than 8 CPUs and upon boot up and hangs,  Shift+PgUp does not
work, so it's not possible to view console messages except those on
the current page, so I guess I missed that hint.

Jeff.
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