linux-kernel - Re: [PATCH] arm64: add NUMA emulation support

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Message-ID: <20180829110802.GD10349@dhcp22.suse.cz>
Date:   Wed, 29 Aug 2018 13:08:02 +0200
From:   Michal Hocko <mhocko@...nel.org>
To:     Shuah Khan <shuah@...nel.org>
Cc:     Will Deacon <will.deacon@....com>, catalin.marinas@....com,
        sudeep.holla@....com, ganapatrao.kulkarni@...ium.com,
        linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH] arm64: add NUMA emulation support

On Tue 28-08-18 12:09:53, Shuah Khan wrote:
[...]
> The main intent is to use numa emulation in conjunction with cpusets for coarse
> memory management similar to x86_64 use-case for the same.

Could you be more specific please? Why would you want a hack like this
when you have a full featured memory cgroup controller to limit the
amount of memory?
-- 
Michal Hocko
SUSE Labs