Messages in this thread | | | Subject | Re: [PATCH v5 6/9] mm/demotion: Add support for removing node from demotion memory tiers | From | Ying Huang <> | Date | Wed, 08 Jun 2022 14:59:26 +0800 |
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On Fri, 2022-06-03 at 19:12 +0530, Aneesh Kumar K.V wrote: > This patch adds the special string "none" as a supported memtier value > that we can use to remove a specific node from being using as demotion target. > > For ex: > :/sys/devices/system/node/node1# cat memtier > 1 > :/sys/devices/system/node/node1# cat ../../memtier/memtier1/nodelist > 1-3 > :/sys/devices/system/node/node1# echo none > memtier > :/sys/devices/system/node/node1# > :/sys/devices/system/node/node1# cat memtier > :/sys/devices/system/node/node1# cat ../../memtier/memtier1/nodelist > 2-3 > :/sys/devices/system/node/node1#
Do you have a practical use case for this? What kind of memory node needs to be removed from memory tiers demotion/promotion?
Best Regards, Huang, YIng
[snip]
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