lkml.org 
[lkml]   [2008]   [Jul]   [7]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
Date
From
SubjectRe: [Bug #10872] x86_64 boot hang when CONFIG_NUMA=n
On Mon, 7 Jul 2008 08:32:18 +0200 Ingo Molnar wrote:

>
> * Linus Torvalds <torvalds@linux-foundation.org> wrote:
>
> > > This still happens with 2.6.26-rc9. Using CONFIG_NUMA=y boots OK.
> >
> > Ok, then it wasn't the nr_zones thing.
> >
> > Since it seems to be repeatable for you, can you bisect it?
>
> one guess would be:
>
> | commit e8ee6f0ae5cd860e8e6c02807edfa3c1fa01bcb5
> | Author: Yinghai Lu <yhlu.kernel@gmail.com>
> | Date: Sun Apr 13 01:41:58 2008 -0700
> |
> | x86: work around io allocation overlap of HT links
>
> but ... since CONFIG_NUMA makes it work, i'm not sure about that.
>
> Randy, could you post the full CONFIG_NUMA bootlog as well, does it show
> any difference in resource allocations?

Good and bad boot logs are attached. There are several differences, but I don't
see any that are significant.

I've started bisecting with:

$ git bisect start
$ git bisect bad v2.6.26-rc1
$ git bisect good v2.6.25

That's only about 1.29M lines of changes.

---
~Randy
Linux Plumbers Conference, 17-19 September 2008, Portland, Oregon USA
http://linuxplumbersconf.org/

\
 
 \ /
  Last update: 2008-07-07 20:43    [W:0.173 / U:3.348 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site