linux-kernel - Re: [PATCH 0/1] mm: Remove the SLAB allocator

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-ID: <20190412112816.GD18914@techsingularity.net>
Date:   Fri, 12 Apr 2019 12:28:16 +0100
From:   Mel Gorman <mgorman@...hsingularity.net>
To:     David Rientjes <rientjes@...gle.com>
Cc:     Vlastimil Babka <vbabka@...e.cz>,
        "Tobin C. Harding" <tobin@...nel.org>,
        Andrew Morton <akpm@...ux-foundation.org>,
        Christoph Lameter <cl@...ux.com>,
        Pekka Enberg <penberg@...nel.org>,
        Joonsoo Kim <iamjoonsoo.kim@....com>,
        Tejun Heo <tj@...nel.org>, Qian Cai <cai@....pw>,
        Linus Torvalds <torvalds@...ux-foundation.org>,
        linux-mm@...ck.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH 0/1] mm: Remove the SLAB allocator

On Wed, Apr 10, 2019 at 02:53:34PM -0700, David Rientjes wrote:
> > FWIW, our enterprise kernel use it (latest is 4.12 based), and openSUSE
> > kernels as well (with openSUSE Tumbleweed that includes latest
> > kernel.org stables). AFAIK we don't enable SLAB_DEBUG even in general
> > debug kernel flavours as it's just too slow.
> > 
> > IIRC last time Mel evaluated switching to SLUB, it wasn't a clear
> > winner, but I'll just CC him for details :)
> > 
> 
> We also use CONFIG_SLAB and disable CONFIG_SLAB_DEBUG for the same reason.

Would it be possible to re-evaluate using mainline kernel 5.0?

-- 
Mel Gorman
SUSE Labs