Re: [tip:sched/core] sched/numa: Rewrite the CONFIG_NUMA sched domain support
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- Subject: Re: [tip:sched/core] sched/numa: Rewrite the CONFIG_NUMA sched domain support
- From: Peter Zijlstra <a.p.zijlstra@xxxxxxxxx>
- Date: Thu, 10 May 2012 19:44:42 +0200
- Cc: mingo@xxxxxxxxxx, torvalds@xxxxxxxxxxxxxxxxxxxx, cmetcalf@xxxxxxxxxx, tony.luck@xxxxxxxxx, sivanich@xxxxxxx, akpm@xxxxxxxxxxxxxxxxxxxx, ralf@xxxxxxxxxxxxxx, greg.pearson@xxxxxx, ink@xxxxxxxxxxxxxxxxxxxx, tglx@xxxxxxxxxxxxx, rth@xxxxxxxxxxx, kamezawa.hiroyu@xxxxxxxxxxxxxx, paulus@xxxxxxxxx, linux-kernel@xxxxxxxxxxxxxxx, hpa@xxxxxxxxx, anton@xxxxxxxxx, lethal@xxxxxxxxxxxx, davem@xxxxxxxxxxxxx, benh@xxxxxxxxxxxxxxxxxxx, dhowells@xxxxxxxxxx, mattst88@xxxxxxxxx, fenghua.yu@xxxxxxxxx, linux-tip-commits@xxxxxxxxxxxxxxx
- In-reply-to: <CAE9FiQWat=55Ygp-f6ovJx+CD=Knjic9Xvpp+Ngf-o19zNUy7g@mail.gmail.com>
On Thu, 2012-05-10 at 10:30 -0700, Yinghai Lu wrote:
> not sure if this one or other is related....
>
> got this from 8 socket Nehalem-ex box.
>
> [ 25.549259] mtrr_aps_init() done
> [ 25.554298] ------------[ cut here ]------------
> [ 25.554549] WARNING: at kernel/sched/core.c:6086 build_sched_domains+0x1a9/0x2d0()
oops,.. could you get me the output of:
cat /sys/devices/system/node/node*/distance
for that machine? I'll see if I can reproduce using numa=fake.
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