Hi Chris,

Am 21.03.2013 um 19:00 schrieb Chris Mason <chris.ma...@fusionio.com>:

> Quoting Stefan Priebe - Profihost AG (2013-03-21 04:03:04)
>> Hi,
>> 
>> while copying a 15GB file to my btrfs volume i'm getting "No space left
>> on device".
>> 
>> Some information:
>> 
>> # btrfs filesystem df /mnt/
>> Data: total=18.14TB, used=15.05TB
>> System, DUP: total=8.00MB, used=1.94MB
>> System: total=4.00MB, used=0.00
>> Metadata, DUP: total=23.98GB, used=17.97GB
>> Metadata: total=8.00MB, used=0.00
>> 
>> # df -h
>> Filesystem             Size  Used Avail Use% Mounted on
>> /dev/mapper/raid54tb1   19T   16T  3,1T  84% /mnt
>> 
>> # btrfs fi show
>> Label: none  uuid: fc23c4a8-a351-4c91-96a2-ee6abeffe59a
>>        Total devices 1 FS bytes used 15.07TB
>>        devid    1 size 18.19TB used 18.19TB path /dev/dm-3
>> 
>> # btrfs fi balance start -dusage=5 /mnt/
>> Done, had to relocate 0 out of 18604 chunks
>> 
>> What wrong here? What is about the last 3TB?
> 
> Which kernel are you running?
> 
> -chris

vanilla 3.8.3.

Stefan
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