linux-kernel - Re: ext4 no space left

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Date:	Wed, 21 Jan 2009 16:18:35 +0100
From:	Victor Pelt <victor.pelt@...il.com>
To:	Theodore Tso <tytso@....edu>, Victor Pelt <victor.pelt@...il.com>,
	linux-kernel@...r.kernel.org
Subject: Re: ext4 no space left

i set the number mounted counter to 31, which forced fsck to run on
the next reboot. I rebooted, fsck didn't show any erros, but i still
got the no space left error when i tried to copy files to the
partition.

i'll try the latest git kernel though.

On Wed, Jan 21, 2009 at 3:55 PM, Theodore Tso <tytso@....edu> wrote:
> On Wed, Jan 21, 2009 at 03:19:28PM +0100, Victor Pelt wrote:
>> Hey,
>>
>> i tried to switch my root partition to ext4 (from reiserfs) but i ran
>> into problems when copying over all the data that it says 'no space
>> left on the device'
>> i'm running 2.6.28-gentoo-r1 (based on 2.6.28.1 if i'm not mistaken)
>>
>> rootfs                 5044188   4310972    476980  91% /  <= file
>> system that is 'full'
>>
>> i like to use that last 470MB if possible
>>
>> fsck didn't help (tried that)
>
> If this is the problem I think it is, it's fixed in patches that were
> merged for 2.6.29 (in -rc1), and you can work around it via umounting
> and remounting the filesystem (or in case of the root filesystem,
> rebooting).
>
> However, when you said "fsck didn't help", what exactly did you mean
> by that?  That fsck didn't show any problems, when you ran it while
> the filesystem was mounted?  Did you actually reboot and force an
> fsck, and then found that you were still getting ENOSPC errors?
>
> I assume you have tried writing as root, and that quotas are disabled?
>
>                                         - Ted
>
> P.S.  If it is the problem I think it is, upgrading 2.6.29-rcX should
> fix the problem, as would using the ext4-stable branch in the ext4 git
> tree, or applying the patches in the for-stable branch of the ext4 git
> tree:
>
>    http://git.kernel.org/?p=linux/kernel/git/tytso/ext4.git
>
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