From: Mike Galbraith <efault@gmx.de>
To: Jens Axboe <axboe@kernel.dk>, Paolo Valente <paolo.valente@linaro.org>
Cc: Oleksandr Natalenko <oleksandr@natalenko.name>,
stable <stable@vger.kernel.org>
Subject: Re: [PATCH BUGFIX V3] block, bfq: add requeue-request hook
Date: Sat, 17 Feb 2018 06:39:48 +0100 [thread overview]
Message-ID: <1518845988.11399.10.camel@gmx.de> (raw)
In-Reply-To: <1518845448.11399.4.camel@gmx.de>
On Sat, 2018-02-17 at 06:30 +0100, Mike Galbraith wrote:
> On Wed, 2018-02-14 at 08:44 -0700, Jens Axboe wrote:
> >
> > Mike, when you see a hang like that, would it be possible for you to
> > dump the contents of /sys/kernel/debug/block/<dev in question/* for us
> > to inspect? That will tell us a lot about the internal state at that
> > time.
>
> Finally. ￜ4.15.4 stalled this morning while building other updated
> trees.
>
> #!/bin/sh
>
> for i in `findￜￜ/sys/kernel/debug/block/sd[bd] -type f`
> do
> echo $i:
> cat $i
> echo
> done
sdd was idle.. should have chopped that off.
next prev parent reply other threads:[~2018-02-17 5:39 UTC|newest]
Thread overview: 53+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-02-07 21:19 [PATCH BUGFIX V3] block, bfq: add requeue-request hook Paolo Valente
2018-02-07 22:18 ` Jens Axboe
2018-02-08 7:16 ` Paolo Valente
2018-02-08 7:16 ` Paolo Valente
2018-02-09 13:21 ` Oleksandr Natalenko
2018-02-09 17:17 ` Jens Axboe
2018-02-09 17:29 ` Mike Galbraith
2018-02-10 8:29 ` Oleksandr Natalenko
2018-02-10 8:29 ` Oleksandr Natalenko
2018-02-12 7:24 ` Paolo Valente
2018-02-12 7:24 ` Paolo Valente
2018-02-12 11:22 ` Mike Galbraith
2018-02-12 12:48 ` Oleksandr Natalenko
2018-02-13 5:02 ` Mike Galbraith
2018-02-13 5:46 ` Paolo Valente
2018-02-13 6:42 ` Mike Galbraith
2018-02-13 6:50 ` Mike Galbraith
2018-02-13 8:15 ` Paolo Valente
2018-02-13 14:30 ` Mike Galbraith
2018-02-14 5:58 ` Mike Galbraith
2018-02-14 7:04 ` Mike Galbraith
2018-02-14 7:15 ` Mike Galbraith
2018-02-14 8:56 ` Paolo Valente
2018-02-14 9:55 ` Oleksandr Natalenko
2018-02-14 13:25 ` Mike Galbraith
2018-02-14 15:19 ` Jens Axboe
2018-02-14 15:39 ` Paolo Valente
2018-02-14 15:44 ` Jens Axboe
2018-02-15 18:13 ` Paolo Valente
2018-02-16 5:39 ` Mike Galbraith
2018-02-16 7:16 ` Paolo Valente
2018-02-16 7:20 ` Paolo Valente
2018-02-17 5:30 ` Mike Galbraith
2018-02-17 5:33 ` Mike Galbraith
2018-02-19 5:34 ` Mike Galbraith
2018-02-19 6:05 ` Oleksandr Natalenko
2018-02-19 7:09 ` Mike Galbraith
2018-02-19 7:58 ` Mike Galbraith
2018-02-19 9:37 ` Paolo Valente
2018-02-19 13:18 ` Mike Galbraith
2018-02-17 5:39 ` Mike Galbraith [this message]
2018-02-26 19:48 ` Greg KH
2018-02-26 20:10 ` Oleksandr Natalenko
2018-02-26 20:18 ` Jens Axboe
2018-02-23 15:07 ` Ming Lei
2018-02-23 15:41 ` Paolo Valente
2018-02-23 15:41 ` Paolo Valente
2018-02-23 16:17 ` Ming Lei
2018-02-24 7:54 ` Paolo Valente
2018-02-24 7:54 ` Paolo Valente
2018-02-24 12:05 ` Ming Lei
2018-02-24 16:15 ` Paolo Valente
2018-02-24 16:15 ` Paolo Valente
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