From: Vladimir Panteleev <thecybershadow@gmail.com>
To: Martin Raiber <martin@urbackup.org>,
1i5t5.duncan@cox.net, linux-btrfs@vger.kernel.org
Subject: Re: 4.13: "error in btrfs_run_delayed_refs:3009: errno=-28 No space left" with 1.3TB unallocated / 737G free?
Date: Sun, 22 Oct 2017 15:08:14 +0000 [thread overview]
Message-ID: <7ab8dd62-aaaa-b112-6643-6311290db03e@gmail.com> (raw)
In-Reply-To: <0102015f348e9867-37a2530c-b78e-4efb-9528-d13136194eae-000000@eu-west-1.amazonses.com>
On 2017-10-19 12:14, Martin Raiber wrote:
> You could also mount with
> "enospc_debug" to give the devs more infos about this issue.
> I am having more ENOSPC issues with 4.9.x than with the latest 4.14.
Here is the dmesg output with -o enospc_debug, hopefully it will be
useful for someone:
https://dump.thecybershadow.net/266ad878bed7921ccca3a7f624df0cc7/scratch.txt
> for me a work-around for something like this has been to reduce the
> amount of dirty memory
In the end I deleted some snapshots, that seemed to free up enough
metadata for the balance to continue. After 25 hours, a balance with
-dusage=10 finished and freed up 344GB of "Device unallocated" space.
--
Best regards,
Vladimir
prev parent reply other threads:[~2017-10-22 15:08 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-10-17 17:19 4.13: "error in btrfs_run_delayed_refs:3009: errno=-28 No space left" with 1.3TB unallocated / 737G free? Vladimir Panteleev
2017-10-17 23:19 ` Duncan
2017-10-19 8:16 ` Vladimir Panteleev
2017-10-19 12:14 ` Martin Raiber
2017-10-22 15:08 ` Vladimir Panteleev [this message]
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