Re: cannot resize (grow) fs

2010-09-24 Thread Sebastian 'gonX' Jensen
On 24 September 2010 07:41, Lubos Kolouch lubos.kolo...@gmail.com wrote: Hello, I added disk to raid5 array on one of the backup hosts, running btrfs. So on /dev/md2 I have plenty of space now. However when I run btrfs filesystem resize max  /dev/md2 I get Resize '/dev/md2' of 'max'

Re: cannot resize (grow) fs

2010-09-24 Thread Lubos Kolouch
Sebastian 'gonX' Jensen, Fri, 24 Sep 2010 09:37:02 +0200: On 24 September 2010 07:41, Lubos Kolouch lubos.kolo...@gmail.com wrote: Hello, I added disk to raid5 array on one of the backup hosts, running btrfs. So on /dev/md2 I have plenty of space now. However when I run btrfs

Re: cannot resize (grow) fs

2010-09-24 Thread Lubos Kolouch
Goffredo Baroncelli, Fri, 24 Sep 2010 19:08:50 +0200: On Friday, 24 September, 2010, Lubos Kolouch wrote: Sebastian 'gonX' Jensen, Fri, 24 Sep 2010 09:37:02 +0200: On 24 September 2010 07:41, Lubos Kolouch lubos.kolo...@gmail.com wrote: Hello, I added disk to raid5 array on one of

Re: [stable] Dirtiable inode bdi default != sb bdi btrfs

2010-09-24 Thread Jens Axboe
On 2010-09-23 22:53, Greg KH wrote: On Thu, Sep 23, 2010 at 09:40:14PM +0200, Jens Axboe wrote: On 2010-09-23 21:38, Andrew Morton wrote: (Cc sta...@kernel.org) On Wed, 22 Sep 2010 21:54:30 -0300 Cesar Eduardo Barros ces...@cesarb.net wrote: This started appearing for me on

Re: Performance degradation

2010-09-24 Thread Dave Cundiff
It shouldn't but it depends on how much metadata we have to read in to process the snapshots.  Could you do a few sysrq-w?  We'll see where you are spending your time based on the traces. Also, using 'perf' may give a good picture of where the time is spent, eg: $ sudo perf record -a sleep

Kernel BUG?

2010-09-24 Thread Mark Rada
Hi, I've got a btrfs array that ran into some trouble today. I noticed when I found a notice in the dmesg output: conftest[22330] trap divide error ip:400604 sp:72f1e5c8 error:0 in conftest[40+1000] test_6321[7033]: segfault at 0 ip 00400679 sp 7fffaf6b42e0 error 4 in