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Re: [Qemu-devel] [RFC PATCH] ppc/spapr: support sparse NUMA node numberi
From: |
Nishanth Aravamudan |
Subject: |
Re: [Qemu-devel] [RFC PATCH] ppc/spapr: support sparse NUMA node numbering |
Date: |
Mon, 23 Jun 2014 20:34:15 -0700 |
User-agent: |
Mutt/1.5.21 (2010-09-15) |
Hi David,
On 23.06.2014 [18:08:33 -0700], Nishanth Aravamudan wrote:
> With generic sparse NUMA node parsing in place ("numa: enable sparse
> node numbering"), ppc can be updated to iterate over only the
> user-specified nodes.
>
> qemu-system-ppc64 -machine pseries,accel=kvm,usb=off -m 4096
> -realtime mlock=off -numa node,nodeid=3 -numa node,nodeid=2 -smp 4
I'd like to do so something similar for x86 as a follow-on patch, but I
don't really know what the SRAT should look like, or what the APIC
mapping should be to have sparse NUMA numbering? Some cursory googling
indicates you've run into this in practice? Possibly with a bad APIC?
Thanks,
Nish
- [Qemu-devel] [RFC PATCH] numa: enable sparse node numbering, Nishanth Aravamudan, 2014/06/23
- [Qemu-devel] [RFC PATCH v2] numa: enable sparse node numbering, Nishanth Aravamudan, 2014/06/23
- [Qemu-devel] [RFC PATCH] ppc/spapr: support sparse NUMA node numbering, Nishanth Aravamudan, 2014/06/23
- Re: [Qemu-devel] [RFC PATCH] ppc/spapr: support sparse NUMA node numbering,
Nishanth Aravamudan <=
- Re: [Qemu-devel] [RFC PATCH v2] numa: enable sparse node numbering, Hu Tao, 2014/06/24
- [Qemu-devel] [RFC PATCH v3] numa: enable sparse node numbering, Nishanth Aravamudan, 2014/06/24
- Re: [Qemu-devel] [RFC PATCH v3] numa: enable sparse node numbering, Igor Mammedov, 2014/06/25
- Re: [Qemu-devel] [RFC PATCH v3] numa: enable sparse node numbering, Nishanth Aravamudan, 2014/06/25
- Re: [Qemu-devel] [RFC PATCH v3] numa: enable sparse node numbering, Eduardo Habkost, 2014/06/25
- Re: [Qemu-devel] [RFC PATCH v3] numa: enable sparse node numbering, Nishanth Aravamudan, 2014/06/25
- Re: [Qemu-devel] [RFC PATCH v3] numa: enable sparse node numbering, Michael S. Tsirkin, 2014/06/25
- Re: [Qemu-devel] [RFC PATCH v3] numa: enable sparse node numbering, Igor Mammedov, 2014/06/26
- Re: [Qemu-devel] [RFC PATCH v3] numa: enable sparse node numbering, Michael S. Tsirkin, 2014/06/25
- Re: [Qemu-devel] [RFC PATCH v3] numa: enable sparse node numbering, Hu Tao, 2014/06/26