linux-kernel - Re: Do we really need SLOB nowdays?

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Message-ID: <alpine.DEB.2.22.394.2110251014370.3145@gentwo.de>
Date:   Mon, 25 Oct 2021 10:15:48 +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: Do we really need SLOB nowdays?

On Sun, 17 Oct 2021, Hyeonggon Yoo wrote:

> And one more question:
>     in Christoph's presentation [1], it says SLOB uses
>     300 KB of memory. but on my system it uses almost 8000 KB.
>     what's is differences?

Hmmm.... Someone already made "improvements" to SLOB? Kernel needs to be
compiled for minimal overhead and debugging removed.