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From: Simon King <simon.king@uni-koeln.de>
To: linux-btrfs@vger.kernel.org
Subject: Re: How to delete this snapshot, and how to succeed with balancing?
Date: Sat, 31 Oct 2015 21:56:10 +0100	[thread overview]
Message-ID: <56352AEA.7040907@uni-koeln.de> (raw)
In-Reply-To: <20151031183337.GG21103@carfax.org.uk>

Hi!

Am 31.10.2015 um 19:33 schrieb Hugo Mills:
>> I combined the two, since -dlimit on its own won't work:
>>
>> linux-va3e:~ # btrfs balance start -dlimit=2 /
>> ERROR: error during balancing '/' - No space left on device
>> There may be more info in syslog - try dmesg | tail
> 
>    And this is with a filesystem that's not fully allocated?
> (i.e. btrfs fi show indicates that used and total are different for
> each device). If that's the case, then you may have hit a known but
> unfixed bug to do with space allocation.

linux-va3e:~ # btrfs fi show
Label: none  uuid: 656dc65f-240b-4137-a490-0175717dd7fa
        Total devices 1 FS bytes used 13.71GiB
        devid    1 size 20.00GiB used 16.88GiB path /dev/sda2

btrfs-progs v4.0+20150429

Is there a manual work-around?

>> Can I do this in the running system? Or would that only be an option
>> during upgrade of openSuse Harlequin to Tumbleweed/Leap? Or even worse:
>> Only an option after nuking the old installation and installing a new
>> one from scratch?
> 
>    You'd have to recreate the FS, so it's a matter of a reinstall, or
> nuking it and restoring from your backups.

OK. So, I'll try to find out whether it is better to move on to
Tumbleweed or to Leap (btw, I found out that the latter is based on the
4.1 kernel).

Best regards,
Simon


  reply	other threads:[~2015-10-31 20:56 UTC|newest]

Thread overview: 8+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2015-10-31 15:26 How to delete this snapshot, and how to succeed with balancing? Simon King
2015-10-31 16:41 ` Hugo Mills
2015-10-31 17:31   ` Simon King
2015-10-31 18:33     ` Hugo Mills
2015-10-31 20:56       ` Simon King [this message]
2015-10-31 22:45         ` Henk Slager
2015-10-31 22:51           ` Hugo Mills
2015-11-01  3:05     ` Duncan

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