linux-kernel - Re: [External] : Re: [bug-report] 5-9% FIO randomwrite ext4 perf regression on 6.12.y kernel

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Message-ID: <305F70EF-8061-4767-B6B3-9207F1B4AF62@oracle.com>
Date: Tue, 26 Nov 2024 18:13:14 +0000
From: Saeed Mirzamohammadi <saeed.mirzamohammadi@...cle.com>
To: Christoph Hellwig <hch@....de>
CC: Keith Busch <kbusch@...nel.org>, Paul Webb <paul.x.webb@...cle.com>,
        Jens
 Axboe <axboe@...nel.dk>, Phil Auld <pauld@...hat.com>,
        Chaitanya Kulkarni
	<chaitanyak@...dia.com>,
        "linux-kernel@...r.kernel.org"
	<linux-kernel@...r.kernel.org>,
        "linux-nvme@...ts.infradead.org"
	<linux-nvme@...ts.infradead.org>,
        Ramanan Govindarajan
	<ramanan.govindarajan@...cle.com>,
        Sagi Grimberg <sagi@...mberg.me>,
        Nicky
 Veitch <nicky.veitch@...cle.com>
Subject: Re: [External] : Re: [bug-report] 5-9% FIO randomwrite ext4 perf
 regression on 6.12.y kernel



> On Nov 26, 2024, at 10:09 AM, Christoph Hellwig <hch@....de> wrote:
> 
> On Tue, Nov 26, 2024 at 06:06:19PM +0000, Saeed Mirzamohammadi wrote:
>> I was waiting for the results but yes that recovered the regression as well (snippet below), thanks! I think that’s the best way to go here. Should I make it into a patch and send it for review?
> 
> I'll send out the formal patch tomorrow morning, need to do a little
> more digging for a good detailed commit log describing what went
> wrong here.
Sure, thanks Christoph.

>