linux-kernel - Re: [Regression] Bug 216961 - Severe IO scheduling starvation issues with btrfs

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Date:   Tue, 28 Feb 2023 20:40:39 +0100
From:   David Sterba <dsterba@...e.cz>
To:     Linux regressions mailing list <regressions@...ts.linux.dev>
Cc:     Josef Bacik <josef@...icpanda.com>,
        David Sterba <dsterba@...e.com>, Chris Mason <clm@...com>,
        linux-btrfs <linux-btrfs@...r.kernel.org>,
        LKML <linux-kernel@...r.kernel.org>,
        Wyatt Childers <kernel.dbwta@...ing.ninja>, pmacedo@...il.com
Subject: Re: [Regression] Bug 216961 - Severe IO scheduling starvation issues
 with btrfs

On Fri, Feb 17, 2023 at 06:17:58AM +0100, Linux regression tracking (Thorsten Leemhuis) wrote:
> On 16.02.23 23:39, Josef Bacik wrote:
> > On Thu, Feb 16, 2023 at 12:43 PM Thorsten Leemhuis
> > <regressions@...mhuis.info> wrote:
> >>
> >> Hi btrfs maintainers and developers.
> >>
> >> I might be missing something, but it looks like the report was ignored.
> >> Is there a reason for that?
> > 
> > Mostly just being blind.
> 
> Happens.
> 
> >  I've responded to the BZ, I'll investigate
> > through the BZ.

According to the bug it's a problem in BFQ.