linux-kernel - Re: [RFC] More deterministic SLOB for real time embedded systems

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Message-ID: <alpine.DEB.2.22.394.2110251011580.3145@gentwo.de>
Date:   Mon, 25 Oct 2021 10:14:06 +0200 (CEST)
From:   Christoph Lameter <cl@...two.de>
To:     Hyeonggon Yoo <42.hyeyoo@...il.com>
cc:     linux-mm@...ck.org, linux-kernel@...r.kernel.org,
        Pekka Enberg <penberg@...nel.org>,
        David Rientjes <rientjes@...gle.com>,
        Joonsoo Kim <iamjoonsoo.kim@....com>,
        Andrew Morton <akpm@...ux-foundation.org>,
        Vlastimil Babka <vbabka@...e.cz>
Subject: Re: [RFC] More deterministic SLOB for real time embedded systems

On Sun, 17 Oct 2021, Hyeonggon Yoo wrote:

> But memory usage of SLUB is too high for systems with low memory.

The memory usage of SLUB without all the extras (partial slabs, debugging
etc etc) is very comparable to SLOB.