Messages in this thread | | | Subject | Re: [PATCH 2/2] x86, e820 disable ACPI Memory Hotplug if memory mapping is specified by user [v2] | From | Toshi Kani <> | Date | Mon, 13 Jan 2014 18:40:14 -0700 |
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On Mon, 2014-01-13 at 17:29 -0800, H. Peter Anvin wrote: > On 01/13/2014 05:09 PM, Toshi Kani wrote: > > > > In majority of the cases, memmap=exactmap is used for kdump and the > > firmware info is sane. So, I think we should keep NUMA enabled since it > > could be useful when multiple CPUs are enabled for kdump. > > > > Rather unlikely since all of the kdump memory is likely to sit in a > single node.
Right, but CPUs are distributed into multiple nodes, which dump the 1st kernel's memory. So, these CPUs should dump their local memory ranges.
Thanks, -Toshi
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