Re: BTRFS raid6 unmountable after a couple of days of usage.

2015-08-25 Thread Austin S Hemmelgarn
On 2015-07-16 07:41, Austin S Hemmelgarn wrote: On 2015-07-15 17:29, Chris Murphy wrote: On Wed, Jul 15, 2015 at 10:15 AM, Hugo Mills wrote: There is at least one superblock on every device, usually two, and often three. Each superblock contains the virtual address of the roots of the roo

Re: BTRFS raid6 unmountable after a couple of days of usage.

2015-08-25 Thread Austin S Hemmelgarn
On 2015-07-16 07:49, Austin S Hemmelgarn wrote: On 2015-07-14 07:49, Austin S Hemmelgarn wrote: So, after experiencing this same issue multiple times (on almost a dozen different kernel versions since 4.0) and ruling out the possibility of it being caused by my hardware (or at least, the RAM, SA

Re: BTRFS raid6 unmountable after a couple of days of usage.

2015-07-16 Thread Austin S Hemmelgarn
On 2015-07-14 07:49, Austin S Hemmelgarn wrote: So, after experiencing this same issue multiple times (on almost a dozen different kernel versions since 4.0) and ruling out the possibility of it being caused by my hardware (or at least, the RAM, SATA controller and disk drives themselves), I'v

Re: BTRFS raid6 unmountable after a couple of days of usage.

2015-07-16 Thread Austin S Hemmelgarn
On 2015-07-15 17:29, Chris Murphy wrote: On Wed, Jul 15, 2015 at 10:15 AM, Hugo Mills wrote: There is at least one superblock on every device, usually two, and often three. Each superblock contains the virtual address of the roots of the root tree, the chunk tree and the log tree. Those ar

Re: BTRFS raid6 unmountable after a couple of days of usage.

2015-07-15 Thread Chris Murphy
On Wed, Jul 15, 2015 at 10:15 AM, Hugo Mills wrote: >There is at least one superblock on every device, usually two, and > often three. Each superblock contains the virtual address of the roots > of the root tree, the chunk tree and the log tree. Those are useless > without having the chunk tr

Re: BTRFS raid6 unmountable after a couple of days of usage.

2015-07-15 Thread Hugo Mills
On Wed, Jul 15, 2015 at 09:45:17AM -0600, Chris Murphy wrote: > On Wed, Jul 15, 2015 at 5:07 AM, Austin S Hemmelgarn > wrote: > > I've managed to get the other filesystems I was having issues with mounted > > again with the device= options and clear_cache after running btrfs dev scan > > a couple

Re: BTRFS raid6 unmountable after a couple of days of usage.

2015-07-15 Thread Chris Murphy
On Wed, Jul 15, 2015 at 5:07 AM, Austin S Hemmelgarn wrote: > I've managed to get the other filesystems I was having issues with mounted > again with the device= options and clear_cache after running btrfs dev scan > a couple of times. It seems to me (at least from what I'm seeing) that > there i

Re: BTRFS raid6 unmountable after a couple of days of usage.

2015-07-15 Thread Austin S Hemmelgarn
On 2015-07-14 19:20, Chris Murphy wrote: On Tue, Jul 14, 2015 at 7:25 AM, Austin S Hemmelgarn wrote: On 2015-07-14 07:49, Austin S Hemmelgarn wrote: So, after experiencing this same issue multiple times (on almost a dozen different kernel versions since 4.0) and ruling out the possibility of

Re: BTRFS raid6 unmountable after a couple of days of usage.

2015-07-14 Thread Ryan Bourne
On 14/07/15 11:25 PM, Austin S Hemmelgarn wrote: On 2015-07-14 07:49, Austin S Hemmelgarn wrote: So, after experiencing this same issue multiple times (on almost a dozen different kernel versions since 4.0) and ruling out the possibility of it being caused by my hardware (or at least, the RAM,

Re: BTRFS raid6 unmountable after a couple of days of usage.

2015-07-14 Thread Chris Murphy
On Tue, Jul 14, 2015 at 7:25 AM, Austin S Hemmelgarn wrote: > On 2015-07-14 07:49, Austin S Hemmelgarn wrote: >> >> So, after experiencing this same issue multiple times (on almost a dozen >> different kernel versions since 4.0) and ruling out the possibility of it >> being caused by my hardware (

Re: BTRFS raid6 unmountable after a couple of days of usage.

2015-07-14 Thread Austin S Hemmelgarn
On 2015-07-14 07:49, Austin S Hemmelgarn wrote: So, after experiencing this same issue multiple times (on almost a dozen different kernel versions since 4.0) and ruling out the possibility of it being caused by my hardware (or at least, the RAM, SATA controller and disk drives themselves), I'v

BTRFS raid6 unmountable after a couple of days of usage.

2015-07-14 Thread Austin S Hemmelgarn
So, after experiencing this same issue multiple times (on almost a dozen different kernel versions since 4.0) and ruling out the possibility of it being caused by my hardware (or at least, the RAM, SATA controller and disk drives themselves), I've decided to report it here. The general symptom