linux-kernel - Re: [PATCH v6 00/33] SLUB: reduce irq disabled scope and make it RT compatible

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Message-ID: <20210907082010.GB3959@techsingularity.net>
Date:   Tue, 7 Sep 2021 09:20:10 +0100
From:   Mel Gorman <mgorman@...hsingularity.net>
To:     Vlastimil Babka <vbabka@...e.cz>
Cc:     linux-mm@...ck.org, Christoph Lameter <cl@...ux.com>,
        David Rientjes <rientjes@...gle.com>,
        Pekka Enberg <penberg@...nel.org>,
        Joonsoo Kim <iamjoonsoo.kim@....com>,
        Linus Torvalds <torvalds@...ux-foundation.org>,
        Stephen Rothwell <sfr@...b.auug.org.au>,
        Andrew Morton <akpm@...ux-foundation.org>,
        linux-kernel@...r.kernel.org, Mike Galbraith <efault@....de>,
        Sebastian Andrzej Siewior <bigeasy@...utronix.de>,
        Thomas Gleixner <tglx@...utronix.de>
Subject: Re: [PATCH v6 00/33] SLUB: reduce irq disabled scope and make it RT
 compatible

On Sat, Sep 04, 2021 at 12:49:30PM +0200, Vlastimil Babka wrote:
> The RFC/v1 version also got basic performance screening by Mel that didn't show
> major regressions. Mike's testing with hackbench of v2 on !RT reported
> negligible differences [6]:
> 

FWIW, this version didn't show any major differences in terms of
performance and it didn't functionally fail either.

-- 
Mel Gorman
SUSE Labs