Re: [tip:sched/numa] sched/numa: Introduce sys_numa_{t,m}bind()
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- Subject: Re: [tip:sched/numa] sched/numa: Introduce sys_numa_{t,m}bind()
- From: Christoph Lameter <cl@xxxxxxxxx>
- Date: Fri, 18 May 2012 10:25:03 -0500 (CDT)
- Cc: mingo@xxxxxxxxxx, hpa@xxxxxxxxx, linux-kernel@xxxxxxxxxxxxxxx, a.p.zijlstra@xxxxxxxxx, torvalds@xxxxxxxxxxxxxxxxxxxx, pjt@xxxxxxxxxx, bharata.rao@xxxxxxxxx, akpm@xxxxxxxxxxxxxxxxxxxx, Lee.Schermerhorn@xxxxxx, aarcange@xxxxxxxxxx, danms@xxxxxxxxxx, suresh.b.siddha@xxxxxxxxx, tglx@xxxxxxxxxxxxx, linux-tip-commits@xxxxxxxxxxxxxxx
- In-reply-to: <4FB66756.2060302@redhat.com>
- User-agent: Alpine 2.00 (DEB 1167 2008-08-23)
On Fri, 18 May 2012, Rik van Riel wrote:
> I like your code for handling smaller processes in NUMA
> systems, but we do need to have a serious discussion on
> how to handle processes that do not fit in one node.
The home node seems to be associated with a thread and not a process. So
we would be able to have multiple home nodes per process.
The whole NUMA policy thing is already quite complex and this will
increase that complexity somewhat. Wish we could simplify things somehow.
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