Re: No space left on device (28)

[Roman Mamedov <rm@romanrm.ru>]

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On Thu, 21 Mar 2013 20:42:28 +0100
Stefan Priebe <s.priebe@profihost.ag> wrote:

I might be wrong here, but doesn't this

> rsync: rename 
> "/mnt/.software/kernel/linux-3.9-rc3/drivers/infiniband/hw/amso1100/.c2_ae.h.WEhLGP" 
> -> 
> ".software/kernel/linux-3.9-rc3/drivers/infiniband/hw/amso1100/c2_ae.h": 

...try to move a file from 

  "/mnt/.software/"

to

  ".software/"

(relative to current dir)??

Maybe you end up trying to rsync your array to a small root partition or
something?

> No space left on device (28)
> 
> # 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=17.98GB
> Metadata: total=8.00MB, used=0.00
> 
> Stefan
> 
> Am 21.03.2013 20:02, schrieb Chris Mason:
> > Quoting Stefan Priebe - Profihost AG (2013-03-21 14:35:59)
> >> Hi Chris,
> >>
> >> Am 21.03.2013 um 19:00 schrieb Chris Mason <chris.mason@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.
> >
> > Ok, with the 3.9 merge window Josef changed how we do the reservations.
> > Are you able to try a slightly more experimental kernel?
> >
> > -chris
> >
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-- 
With respect,
Roman

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