Re: btrfs balance segfault, kernel BUG at fs/btrfs/extent-tree.c:7727

2014-10-25 Thread Duncan
Rich Freeman posted on Sat, 25 Oct 2014 21:41:27 -0400 as excerpted: > However, i'm still getting "bdev /dev/sdb2 errs: wr 0, rd 1361, flush 0, > corrupt 0, gen 0" in my dmesg logs. I have tried scrubbing the device > with no errors found. Note that error counts do /not/ reset at boot. The coun

Re: btrfs balance segfault, kernel BUG at fs/btrfs/extent-tree.c:7727

2014-10-25 Thread Chris Samuel
On Sat, 25 Oct 2014 09:41:27 PM Rich Freeman wrote: > So, there is something else in 3.17.1 that causes > this problem. I did see mention of an extent error of some kind on > the lists and I don't have that patch - I believe it is planned for > 3.17.2. There are currently 13 patches for btrfs qu

Re: btrfs balance segfault, kernel BUG at fs/btrfs/extent-tree.c:7727

2014-10-25 Thread Rich Freeman
On Mon, Oct 13, 2014 at 11:12 AM, Rich Freeman wrote: > On Thu, Oct 9, 2014 at 10:19 AM, Petr Janecek wrote: >> >> I have trouble finishing btrfs balance on five disk raid10 fs. >> I added a disk to 4x3TB raid10 fs and run "btrfs balance start >> /mnt/b3", which segfaulted after few hours, prob

Re: Poll: time to switch skinny-metadata on by default?

2014-10-25 Thread Chris Murphy
On Oct 25, 2014, at 2:33 PM, Chris Murphy wrote: > > On Oct 25, 2014, at 6:24 AM, Marc Joliet wrote: >> >> First of all: does grub2 support booting from a btrfs file system with >> skinny-metadata, or is it irrelevant? > > Seems plausible if older kernels don't understand skinny-metadata, th

Re: Poll: time to switch skinny-metadata on by default?

2014-10-25 Thread Chris Murphy
On Oct 25, 2014, at 6:24 AM, Marc Joliet wrote: > > First of all: does grub2 support booting from a btrfs file system with > skinny-metadata, or is it irrelevant? Seems plausible if older kernels don't understand skinny-metadata, that GRUB2 won't either. So I just tested it with grub2-2.02-0.8

Re: Poll: time to switch skinny-metadata on by default?

2014-10-25 Thread Marc Joliet
Am Sat, 25 Oct 2014 14:24:58 +0200 schrieb Marc Joliet : > I can still access files on MARCEC_BACKUP just fine, and the snapshots are > still there ("btrfs subvolume list" succeeds). Just an update: that was true for a while, but at one point listing directories and accessing the file system in g

Fw: Heavy nocow'd VM image fragmentation

2014-10-25 Thread Duncan
Begin forwarded message (forgot to send to list): Date: Sat, 25 Oct 2014 03:57:41 -0700 From: Duncan <1i5t5.dun...@cox.net> To: Marc MERLIN Subject: Re: Heavy nocow'd VM image fragmentation On Fri, 24 Oct 2014 21:48:56 -0700 Marc MERLIN wrote: > On Oct 25, 2014 11:28 AM, "Duncan" <1i5t5.dun

Re: Poll: time to switch skinny-metadata on by default?

2014-10-25 Thread Marc Joliet
Am Mon, 20 Oct 2014 18:34:03 +0200 schrieb David Sterba : > On Thu, Oct 16, 2014 at 01:33:37PM +0200, David Sterba wrote: > > I'd like to make it default with the 3.17 release of btrfs-progs. > > Please let me know if you have objections. > > For the record, 3.17 will not change the defaults. The