task sync:2450 blocked for more than 120 seconds.

2014-04-30 Thread Neuer User
Hi I have a non-rootfs btrfs partition that I use for some work where I like to keep some snapshots. The partition is about 160GB big and has about 80-90 GB of data. I often see the following errors: Apr 29 20:41:24 DesktopMB kernel: [47030.195270] INFO: task sync:2450 blocked for more than 120

Re: SELinux on btrfs

2014-04-30 Thread Russell Coker
On Sat, 12 Apr 2014 10:15:25 Chris Murphy wrote: I'm already aware that SELinux's automatic labelling of files is not aware of subvolumes[*]. [*] https://wiki.debian.org/SELinux/Setup#btrfs I'm not sure exactly what it means since there is always a subvolume (ID 5), and I don't

Re: [PATCH 00/14] Enhanced df - followup

2014-04-30 Thread Martin Steigerwald
[keeping dropped CC although not customary on this list] Am Mittwoch, 30. April 2014, 00:42:44 schrieb Duncan: Holger Hoffstätte posted on Tue, 29 Apr 2014 17:33:09 + as excerpted: On Tue, Apr 29, 2014 at 05:10:31PM +, Duncan wrote: David Sterba posted on Tue, 29 Apr 2014 17:56:47

Re: [PATCH 07/14] btrfs-progs: Print more info about device sizes

2014-04-30 Thread Goffredo Baroncelli
I David thanks, to take care of these enhancements. On 04/29/2014 09:23 PM, Mike Fleetwood wrote: On 29 April 2014 17:02, David Sterba dste...@suse.cz wrote: The entire device size may not be available to the filesystem, eg. if it's modified via resize. Print this information if it can be

Re: [PATCH 07/14] btrfs-progs: Print more info about device sizes

2014-04-30 Thread David Sterba
On Tue, Apr 29, 2014 at 08:23:08PM +0100, Mike Fleetwood wrote: /dev/sda7, ID: 3 Device size:10.00GiB FS occuppied:5.00GiB Spelling mistake. s/occuppied/occupied/. +void print_device_sizes(int fd, struct device_info *devinfo, int mode) +{ +

Re: [PATCH 07/14] btrfs-progs: Print more info about device sizes

2014-04-30 Thread David Sterba
On Wed, Apr 30, 2014 at 01:39:27PM +0200, Goffredo Baroncelli wrote: Sample: /dev/sda7, ID: 3 Device size:10.00GiB FS occuppied:5.00GiB Spelling mistake. s/occuppied/occupied/. I found a bit unclear the FS occupied terms. We're running out of terms

Re: [PATCH] btrfs-progs: doc: link btrfsck to btrfs-check

2014-04-30 Thread WorMzy Tykashi
Hi, While trying to view the btrfs-check manpage today (using integration-20140429), I noticed that the current symlink overwrites the actual btrfs-check manpage, making an unusable, cyclic link: $ man btrfs-check man: can't resolve /usr/share/man/man8/btrfs-check.8.gz: Too many levels

Re: [PATCH 00/14] Enhanced df - followup

2014-04-30 Thread David Sterba
On Tue, Apr 29, 2014 at 08:14:30PM +0100, Mike Fleetwood wrote: On 29 April 2014 16:56, David Sterba dste...@suse.cz wrote: Changes: * btrfs filesystem disk_usage - renamed to usage * added a section of overall filesystem usage, that used to be in the 'fi df' output * btrfs device

Re: [PATCH 00/14] Enhanced df - followup

2014-04-30 Thread David Sterba
On Wed, Apr 30, 2014 at 10:15:11AM +0200, Martin Steigerwald wrote: [keeping dropped CC although not customary on this list] Am Mittwoch, 30. April 2014, 00:42:44 schrieb Duncan: * btrfs filesystem disk_usage - renamed to usage [On the CLI, usage is often used to print a briefer

Re: [PATCH 00/14] Enhanced df - followup

2014-04-30 Thread David Sterba
On Tue, Apr 29, 2014 at 05:10:31PM +, Duncan wrote: To users familiar with Unix/POSIX/Linux CLI, usage (as --usage) is most often seen as a rather less common and generally briefer form of --help, usually with the distinction being that --help may be a screen or more of output, while

Re: [PATCH 07/14] btrfs-progs: Print more info about device sizes

2014-04-30 Thread Frank Kingswood
On 30/04/14 13:11, David Sterba wrote: On Wed, Apr 30, 2014 at 01:39:27PM +0200, Goffredo Baroncelli wrote: Sample: /dev/sda7, ID: 3 Device size:10.00GiB FS occuppied:5.00GiB Spelling mistake. s/occuppied/occupied/. I found a bit unclear the FS occupied

Re: [PATCH 07/14] btrfs-progs: Print more info about device sizes

2014-04-30 Thread David Taylor
On Wed, 30 Apr 2014, Frank Kingswood wrote: On 30/04/14 13:11, David Sterba wrote: On Wed, Apr 30, 2014 at 01:39:27PM +0200, Goffredo Baroncelli wrote: I found a bit unclear the FS occupied terms. We're running out of terms to describe and distinguish the space that the filesystem uses.

Re: File capabilities are lost when sending/receiving a btrfs subvolume

2014-04-30 Thread Chris Murphy
On Apr 29, 2014, at 1:21 PM, Juan Orti Alcaine juan.o...@miceliux.com wrote: Hello, I noticed that file capabilites are lost on received subvolumes, so I opened the bug report #68891 [1]. I don't know if other xattrs are affected by this problem. I can reproduce the reported problem with

Re: SELinux on btrfs

2014-04-30 Thread Chris Murphy
On Apr 30, 2014, at 2:01 AM, Russell Coker russ...@coker.com.au wrote: On Sat, 12 Apr 2014 10:15:25 Chris Murphy wrote: I'm already aware that SELinux's automatic labelling of files is not aware of subvolumes[*]. [*] https://wiki.debian.org/SELinux/Setup#btrfs I'm not sure exactly what

Re: [PATCH 00/14] Enhanced df - followup

2014-04-30 Thread Duncan
David Sterba posted on Wed, 30 Apr 2014 15:01:34 +0200 as excerpted: On Tue, Apr 29, 2014 at 05:10:31PM +, Duncan wrote: To users familiar with Unix/POSIX/Linux CLI, usage (as --usage) is most often seen as a rather less common and generally briefer form of --help I did a quick check

Re: [PATCH 07/14] btrfs-progs: Print more info about device sizes

2014-04-30 Thread Goffredo Baroncelli
On 04/30/2014 03:37 PM, David Taylor wrote: On Wed, 30 Apr 2014, Frank Kingswood wrote: On 30/04/14 13:11, David Sterba wrote: On Wed, Apr 30, 2014 at 01:39:27PM +0200, Goffredo Baroncelli wrote: I found a bit unclear the FS occupied terms. We're running out of terms to describe and

btrfs on bcache

2014-04-30 Thread Felix Homann
Hi, a couple of months ago there has been some discussion about issues when using btrfs on bcache: http://thread.gmane.org/gmane.comp.file-systems.btrfs/31018 From looking at the mailing list archives I cannot tell whether or not this issue has been resolved in current kernels from either

Re: File system errors

2014-04-30 Thread Xavier Bassery
On Mon, 28 Apr 2014 00:09:34 +0300 Niv Gal Waizer niv...@gmail.com wrote: [this reply comes after we've dealt with the issue on IRC] A week ago I installed kernel 3.14 on an existing laptop with btrfs install by ubuntu. I upgraded ubuntu to 14.04 a few days ago. I had problems installing a

Re: Help with space

2014-04-30 Thread Russell Coker
On Fri, 28 Feb 2014 10:34:36 Roman Mamedov wrote: I've a 18 tera hardware raid 5 (areca ARC-1170 w/ 8 3 gig drives) in Do you sleep well at night knowing that if one disk fails, you end up with basically a RAID0 of 7x3TB disks? And that if 2nd one encounters unreadable sector during

Re: GPF in 3.13.4 Debian kernel

2014-04-30 Thread Russell Coker
On Sun, 2 Mar 2014 21:35:30 Chris Mason wrote: On 03/02/2014 07:23 PM, Russell Coker wrote: I've attached the kernel message log from a GPF that occurred running the Debian kernel package of kernel 3.13.4. This happens repeatedly and started doing so with Debian kernel 3.12.8. This is

btrfs checksum

2014-04-30 Thread Jan Kasiak
Is there a design/technical reason behind btrfs using checksums separately per block, versus checksumming into a merkle tree? Where I'm coming from: there's a Linux kernel device mapper module called dm-verity, which let's you verify the contents of a block device using a merkle tree (at mount

Unable to rebuild a 3 drive raid1 - blocked for more than 120 seconds.

2014-04-30 Thread Saran Neti
Hi, I had 3 x 3 TB drives in an almost full btrfs raid1 setup containing only large (~20 GB) files linearly written and not modified after. Then one of the drives got busted. Mounting the fs in degraded mode and adding a new fresh drive to rebuild raid1, generated several ...blocked for more than

Re: Help with space

2014-04-30 Thread Duncan
Russell Coker posted on Thu, 01 May 2014 11:52:33 +1000 as excerpted: I've just been doing some experiments with a failing disk used for backups (so I'm not losing any real data here). =:^) The dup option for metadata means that the entire filesystem structure is intact in spite of having