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From: "Holger Hoffstätte" <holger@applied-asynchrony.com>
To: Chris Murphy <lists@colorremedies.com>,
	Rich Rauenzahn <rrauenza@gmail.com>,
	Btrfs BTRFS <linux-btrfs@vger.kernel.org>
Cc: Hans van Kranenburg <hans.van.kranenburg@mendix.com>
Subject: Re: kernel hangs during balance
Date: Wed, 20 Dec 2017 20:58:14 +0100	[thread overview]
Message-ID: <09697eee-b6f6-eb02-1c0d-1d6f156985f9@applied-asynchrony.com> (raw)
In-Reply-To: <CAJCQCtTD0sp_YZGv47m4sjUvuAeTuq_P5XaRfnZ=SjvGvhF+Nw@mail.gmail.com>

On 12/20/17 20:02, Chris Murphy wrote:
> I don't know if it's the sending MUA or the list server, but the line
> wrapping makes this much harder to follow. I suggest putting it in a
> text file and attaching the text file. It's definitely not on the
> receiving side, I see it here also:
> https://www.spinics.net/lists/linux-btrfs/msg72872.html

You can see enough to suggest that blk-mq is hanging, which is
"unsurprising" (being kind here) with such an old kernel.
Rich, build your kernel with CONFIG_SCSI_MQ_DEFAULT=n or
boot with scsi_mod.use_blk_mq=n as kernel prarameter.

-h

  reply	other threads:[~2017-12-20 19:58 UTC|newest]

Thread overview: 10+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2017-12-19 16:09 kernel hangs during balance Rich Rauenzahn
2017-12-19 17:08 ` Rich Rauenzahn
2017-12-19 17:14   ` Hans van Kranenburg
2017-12-19 17:48     ` Rich Rauenzahn
2017-12-20 16:24       ` Rich Rauenzahn
2017-12-20 19:02         ` Chris Murphy
2017-12-20 19:58           ` Holger Hoffstätte [this message]
2017-12-20 21:11             ` Rich Rauenzahn
2017-12-21  6:26             ` Duncan
2017-12-23 19:59               ` Rich Rauenzahn

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