Re: btrfs raid1 on 16TB goes read-only after btrfs: block rsv returned -28

2013-06-07 Thread Martin
On 05/06/13 22:12, Martin wrote: On 05/06/13 17:24, David Sterba wrote: On Wed, Jun 05, 2013 at 04:43:29PM +0100, Hugo Mills wrote: OK, so you've got plenty of space to allocate. There were some issues in this area (block reserves and ENOSPC, and I think specifically addressing the issue

Re: btrfs raid1 on 16TB goes read-only after btrfs: block rsv returned -28

2013-06-05 Thread Hugo Mills
On Wed, Jun 05, 2013 at 03:57:42PM +0100, Martin wrote: Dear Devs, I have x4 4TB HDDs formatted with: mkfs.btrfs -L bu-16TB_0 -d raid1 -m raid1 /dev/sd[cdef] /etc/fstab mounts with the options: noatime,noauto,space_cache,inode_cache All on kernel 3.8.13. Upon using rsync

btrfs raid1 on 16TB goes read-only after btrfs: block rsv returned -28

2013-06-05 Thread Martin
Dear Devs, I have x4 4TB HDDs formatted with: mkfs.btrfs -L bu-16TB_0 -d raid1 -m raid1 /dev/sd[cdef] /etc/fstab mounts with the options: noatime,noauto,space_cache,inode_cache All on kernel 3.8.13. Upon using rsync to copy some heavily hardlinked backups from ReiserFS, I've seen: The

Re: btrfs raid1 on 16TB goes read-only after btrfs: block rsv returned -28

2013-06-05 Thread Martin
On 05/06/13 16:05, Hugo Mills wrote: On Wed, Jun 05, 2013 at 03:57:42PM +0100, Martin wrote: Dear Devs, I have x4 4TB HDDs formatted with: mkfs.btrfs -L bu-16TB_0 -d raid1 -m raid1 /dev/sd[cdef] /etc/fstab mounts with the options: noatime,noauto,space_cache,inode_cache All on

Re: btrfs raid1 on 16TB goes read-only after btrfs: block rsv returned -28

2013-06-05 Thread Hugo Mills
On Wed, Jun 05, 2013 at 04:28:33PM +0100, Martin wrote: On 05/06/13 16:05, Hugo Mills wrote: On Wed, Jun 05, 2013 at 03:57:42PM +0100, Martin wrote: Dear Devs, I have x4 4TB HDDs formatted with: mkfs.btrfs -L bu-16TB_0 -d raid1 -m raid1 /dev/sd[cdef] /etc/fstab mounts with

Re: btrfs raid1 on 16TB goes read-only after btrfs: block rsv returned -28

2013-06-05 Thread Martin
On 05/06/13 16:43, Hugo Mills wrote: On Wed, Jun 05, 2013 at 04:28:33PM +0100, Martin wrote: On 05/06/13 16:05, Hugo Mills wrote: On Wed, Jun 05, 2013 at 03:57:42PM +0100, Martin wrote: Dear Devs, I have x4 4TB HDDs formatted with: mkfs.btrfs -L bu-16TB_0 -d raid1 -m raid1 /dev/sd[cdef]

Re: btrfs raid1 on 16TB goes read-only after btrfs: block rsv returned -28

2013-06-05 Thread Hugo Mills
On Wed, Jun 05, 2013 at 04:59:57PM +0100, Martin wrote: On 05/06/13 16:43, Hugo Mills wrote: On Wed, Jun 05, 2013 at 04:28:33PM +0100, Martin wrote: btrfs fi df: Data, RAID1: total=2.85TB, used=2.84TB Data: total=8.00MB, used=0.00 System, RAID1: total=8.00MB, used=412.00KB System:

Re: btrfs raid1 on 16TB goes read-only after btrfs: block rsv returned -28

2013-06-05 Thread Martin
On 05/06/13 17:24, David Sterba wrote: On Wed, Jun 05, 2013 at 04:43:29PM +0100, Hugo Mills wrote: OK, so you've got plenty of space to allocate. There were some issues in this area (block reserves and ENOSPC, and I think specifically addressing the issue of ENOSPC when there's space