From: "Marek Marczykowski-Górecki" <marmarek@invisiblethingslab.com>
To: Jan Kara <jack@suse.cz>
Cc: Mikulas Patocka <mpatocka@redhat.com>,
Vlastimil Babka <vbabka@suse.cz>,
Andrew Morton <akpm@linux-foundation.org>,
Matthew Wilcox <willy@infradead.org>,
Michal Hocko <mhocko@suse.com>,
stable@vger.kernel.org, regressions@lists.linux.dev,
Alasdair Kergon <agk@redhat.com>,
Mike Snitzer <snitzer@kernel.org>,
dm-devel@lists.linux.dev, linux-mm@kvack.org
Subject: Re: Intermittent storage (dm-crypt?) freeze - regression 6.4->6.5
Date: Tue, 31 Oct 2023 16:42:15 +0100 [thread overview]
Message-ID: <ZUEgWA5P8MFbyeBN@mail-itl> (raw)
In-Reply-To: <20231031140136.25bio5wajc5pmdtl@quack3>
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On Tue, Oct 31, 2023 at 03:01:36PM +0100, Jan Kara wrote:
> On Tue 31-10-23 04:48:44, Marek Marczykowski-Górecki wrote:
> > Then tried:
> > - PAGE_ALLOC_COSTLY_ORDER=4, order=4 - cannot reproduce,
> > - PAGE_ALLOC_COSTLY_ORDER=4, order=5 - cannot reproduce,
> > - PAGE_ALLOC_COSTLY_ORDER=4, order=6 - freeze rather quickly
> >
> > I've retried the PAGE_ALLOC_COSTLY_ORDER=4,order=5 case several times
> > and I can't reproduce the issue there. I'm confused...
>
> And this kind of confirms that allocations > PAGE_ALLOC_COSTLY_ORDER
> causing hangs is most likely just a coincidence. Rather something either in
> the block layer or in the storage driver has problems with handling bios
> with sufficiently high order pages attached. This is going to be a bit
> painful to debug I'm afraid. How long does it take for you trigger the
> hang? I'm asking to get rough estimate how heavy tracing we can afford so
> that we don't overwhelm the system...
Sometimes it freezes just after logging in, but in worst case it takes
me about 10min of more or less `tar xz` + `dd`.
--
Best Regards,
Marek Marczykowski-Górecki
Invisible Things Lab
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next prev parent reply other threads:[~2023-10-31 15:42 UTC|newest]
Thread overview: 66+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-10-21 3:38 Intermittent storage (dm-crypt?) freeze - regression 6.4->6.5 Marek Marczykowski-Górecki
2023-10-21 7:48 ` Bagas Sanjaya
2023-10-29 6:23 ` Linux regression tracking #update (Thorsten Leemhuis)
2023-10-29 6:23 ` Linux regression tracking #update (Thorsten Leemhuis)
2023-10-23 20:59 ` Mikulas Patocka
2023-10-23 20:59 ` Mikulas Patocka
2023-10-25 3:10 ` Marek Marczykowski-Górecki
2023-10-25 3:10 ` Marek Marczykowski-Górecki
2023-10-25 3:22 ` Marek Marczykowski-Górecki
2023-10-25 3:22 ` Marek Marczykowski-Górecki
2023-10-25 10:13 ` Mikulas Patocka
2023-10-27 17:32 ` Mikulas Patocka
2023-10-28 9:23 ` Matthew Wilcox
2023-10-28 15:14 ` Mike Snitzer
2023-10-29 11:15 ` Marek Marczykowski-Górecki
2023-10-29 20:02 ` Vlastimil Babka
2023-10-30 7:37 ` Mikulas Patocka
2023-10-30 8:37 ` Vlastimil Babka
2023-10-30 11:22 ` Mikulas Patocka
2023-10-30 11:30 ` Vlastimil Babka
2023-10-30 11:37 ` Mikulas Patocka
2023-10-30 12:25 ` Jan Kara
2023-10-30 13:30 ` Marek Marczykowski-Górecki
2023-10-30 14:08 ` Mikulas Patocka
2023-10-30 15:56 ` Jan Kara
2023-10-30 16:51 ` Marek Marczykowski-Górecki
2023-10-30 17:50 ` Mikulas Patocka
2023-10-31 3:48 ` Marek Marczykowski-Górecki
2023-10-31 14:01 ` Jan Kara
2023-10-31 15:42 ` Marek Marczykowski-Górecki [this message]
2023-10-31 17:17 ` Mikulas Patocka
2023-10-31 17:24 ` Mikulas Patocka
2023-11-02 0:38 ` Marek Marczykowski-Górecki
2023-11-02 9:28 ` Mikulas Patocka
2023-11-02 11:45 ` Marek Marczykowski-Górecki
2023-11-02 17:06 ` Mikulas Patocka
2023-11-03 15:01 ` Marek Marczykowski-Górecki
2023-11-03 15:10 ` Keith Busch
2023-11-03 16:15 ` Marek Marczykowski-Górecki
2023-11-03 16:54 ` Keith Busch
2023-11-03 20:30 ` Marek Marczykowski-G'orecki
2023-11-03 22:42 ` Keith Busch
2023-11-04 9:27 ` Mikulas Patocka
2023-11-04 13:59 ` Keith Busch
2023-11-06 7:10 ` Christoph Hellwig
2023-11-06 14:59 ` [PATCH] swiotlb-xen: provide the "max_mapping_size" method Mikulas Patocka
2023-11-06 15:16 ` Keith Busch
2023-11-06 15:30 ` Mike Snitzer
2023-11-06 17:12 ` [PATCH v2] " Mikulas Patocka
2023-11-07 4:18 ` Stefano Stabellini
2023-11-08 7:31 ` Christoph Hellwig
2023-11-06 7:08 ` Intermittent storage (dm-crypt?) freeze - regression 6.4->6.5 Christoph Hellwig
2023-11-02 12:21 ` Jan Kara
2023-11-01 1:27 ` Ming Lei
2023-11-01 2:14 ` Marek Marczykowski-Górecki
2023-11-01 2:15 ` Marek Marczykowski-Górecki
2023-11-01 2:35 ` Marek Marczykowski-Górecki
2023-11-01 3:24 ` Ming Lei
2023-11-01 10:15 ` Hannes Reinecke
2023-11-01 10:26 ` Jan Kara
2023-11-01 11:23 ` Ming Lei
2023-11-02 14:02 ` Keith Busch
2023-11-01 12:16 ` Mikulas Patocka
2023-10-30 11:28 ` Jan Kara
2023-10-30 11:49 ` Mikulas Patocka
2023-10-30 12:11 ` Jan Kara
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