Messages in this thread | | | Subject | Re: [RFC PATCH] Add /proc/<pid>/numa_vamaps for numa node information | From | "prakash.sangappa" <> | Date | Mon, 7 May 2018 15:50:30 -0700 |
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On 05/07/2018 07:47 AM, Christopher Lameter wrote: > On Fri, 4 May 2018, Prakash Sangappa wrote: >> Currently 'numa_maps' gives a list of numa nodes, memory is allocated per >> VMA. >> Ex. we get something like from numa_maps. >> >> 04000 N0=1,N2=2 kernelpagesize_KB=4 >> >> First is the start address of a VMA. This VMA could be much larger then 3 4k >> pages. >> It does not say which address in the VMA has the pages mapped. > Not precise. First the address is there as you already said. That is the > virtual address of the beginning of the VMA. What is missing? You need
Yes,
> each address for each page? Length of the VMA segment? > Physical address?
Need numa node information for each virtual address with pages mapped. No need of physical address.
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