Re: btrfsck: backpointer mismatch (and multiple other errors)

2016-04-02 Thread Duncan
Kai Krakow posted on Sun, 03 Apr 2016 06:02:02 +0200 as excerpted: > No, other files are affected, too. And it looks like those files are > easily affected even when removed and recreated from whatever backup > source. I've seen you say that several times now, I think. But none of those times h

Re: btrfsck: backpointer mismatch (and multiple other errors)

2016-04-02 Thread Kai Krakow
Am Sat, 2 Apr 2016 18:14:17 -0600 schrieb Chris Murphy : > On Sat, Apr 2, 2016 at 2:16 PM, Kai Krakow > wrote: > > > I'll go checking the RAM for problems - tho that would be the first > > time in twenty years that a RAM module hadn't errors from the > > beginning. Well, you'll never know. But I

Re: scrub: Tree block spanning stripes, ignored

2016-04-02 Thread Qu Wenruo
On 04/03/2016 12:29 AM, Ivan P wrote: It's about 800Mb, I think I could upload that. I ran it with the -s parameter, is that enough to remove all personal info from the image? Also, I had to run it with -w because otherwise it died on the same corrupt node. You can also use -c9 to further co

Re: btrfsck: backpointer mismatch (and multiple other errors)

2016-04-02 Thread Chris Murphy
On Sat, Apr 2, 2016 at 2:16 PM, Kai Krakow wrote: > I'll go checking the RAM for problems - tho that would be the first > time in twenty years that a RAM module hadn't errors from the > beginning. Well, you'll never know. But I expect no error since usually > this would mean all sorts of differen

Re: btrfsck: backpointer mismatch (and multiple other errors)

2016-04-02 Thread Kai Krakow
Am Sat, 2 Apr 2016 19:17:55 +0200 schrieb Henk Slager : > On Sat, Apr 2, 2016 at 11:00 AM, Kai Krakow > wrote: > > Am Fri, 1 Apr 2016 01:27:21 +0200 > > schrieb Henk Slager : > > > >> It is not clear to me what 'Gentoo patch-set r1' is and does. So > >> just boot a vanilla v4.5 kernel from kern

Re: bad metadata crossing stripe boundary

2016-04-02 Thread Chris Murphy
On Thu, Mar 31, 2016 at 11:57 PM, Marc Haber wrote: > On Thu, Mar 31, 2016 at 11:16:30PM +0200, Kai Krakow wrote: >> Am Thu, 31 Mar 2016 23:00:04 +0200 >> schrieb Marc Haber : >> > I find it somewhere between funny and disturbing that the first call >> > of btrfs check made my kernel log the follo

Re: bad metadata crossing stripe boundary

2016-04-02 Thread Patrik Lundquist
On 2 April 2016 at 20:31, Kai Krakow wrote: > Am Sat, 2 Apr 2016 11:44:32 +0200 > schrieb Marc Haber : > >> On Sat, Apr 02, 2016 at 11:03:53AM +0200, Kai Krakow wrote: >> > Am Fri, 1 Apr 2016 07:57:25 +0200 >> > schrieb Marc Haber : >> > > On Thu, Mar 31, 2016 at 11:16:30PM +0200, Kai Krakow wrote

Re: bad metadata crossing stripe boundary

2016-04-02 Thread Kai Krakow
Am Sat, 2 Apr 2016 11:44:32 +0200 schrieb Marc Haber : > On Sat, Apr 02, 2016 at 11:03:53AM +0200, Kai Krakow wrote: > > Am Fri, 1 Apr 2016 07:57:25 +0200 > > schrieb Marc Haber : > > > On Thu, Mar 31, 2016 at 11:16:30PM +0200, Kai Krakow wrote: > [...] > [...] > [...] > > > > > > I

Re: btrfsck: backpointer mismatch (and multiple other errors)

2016-04-02 Thread Henk Slager
On Sat, Apr 2, 2016 at 11:00 AM, Kai Krakow wrote: > Am Fri, 1 Apr 2016 01:27:21 +0200 > schrieb Henk Slager : > >> It is not clear to me what 'Gentoo patch-set r1' is and does. So just >> boot a vanilla v4.5 kernel from kernel.org and see if you get csum >> errors in dmesg. > > It is the gentoo p

Re: scrub: Tree block spanning stripes, ignored

2016-04-02 Thread Ivan P
It's about 800Mb, I think I could upload that. I ran it with the -s parameter, is that enough to remove all personal info from the image? Also, I had to run it with -w because otherwise it died on the same corrupt node. On Fri, Apr 1, 2016 at 2:25 AM, Qu Wenruo wrote: > > > Ivan P wrote on 2016/

Non-mountable FS (raid10, can't read superblock / corrupt leaf / open_ctree failed)

2016-04-02 Thread Jarno Elonen
Hi, I've got a big BTRFS raid10 set that fails to mount. I'm currently running "btrfs restore" on the most important stuff, but would appreciate any ideas on how to fix the FS gracefully. # btrfs de scan # mount -o clear_cache,recovery,degraded /dev/sdh1 /mnt/raid/ mount: /dev/sdh1: can't read su

Re: bad metadata crossing stripe boundary

2016-04-02 Thread Marc Haber
On Sat, Apr 02, 2016 at 11:03:53AM +0200, Kai Krakow wrote: > Am Fri, 1 Apr 2016 07:57:25 +0200 > schrieb Marc Haber : > > On Thu, Mar 31, 2016 at 11:16:30PM +0200, Kai Krakow wrote: > > > Am Thu, 31 Mar 2016 23:00:04 +0200 > > > schrieb Marc Haber : > > > > I find it somewhere between funny and

Re: bad metadata crossing stripe boundary

2016-04-02 Thread Kai Krakow
Am Fri, 1 Apr 2016 07:57:25 +0200 schrieb Marc Haber : > On Thu, Mar 31, 2016 at 11:16:30PM +0200, Kai Krakow wrote: > > Am Thu, 31 Mar 2016 23:00:04 +0200 > > schrieb Marc Haber : > > > I find it somewhere between funny and disturbing that the first > > > call of btrfs check made my kernel log

Re: btrfsck: backpointer mismatch (and multiple other errors)

2016-04-02 Thread Kai Krakow
Am Fri, 1 Apr 2016 01:27:21 +0200 schrieb Henk Slager : > It is not clear to me what 'Gentoo patch-set r1' is and does. So just > boot a vanilla v4.5 kernel from kernel.org and see if you get csum > errors in dmesg. It is the gentoo patchset, I don't think anything there relates to btrfs: https:/

Re: btrfsck: backpointer mismatch (and multiple other errors)

2016-04-02 Thread Kai Krakow
Am Fri, 1 Apr 2016 09:10:44 +0800 schrieb Qu Wenruo : > The real problem is, the extent has mismatched reference. > Normally it can fixed by --init-extent-tree option, but it normally > means bigger problem, especially it has already caused kernel > delayed-ref problem. > > No to mention the er

Re: Another ENOSPC situation

2016-04-02 Thread Duncan
Chris Murphy posted on Fri, 01 Apr 2016 23:43:46 -0600 as excerpted: > On Fri, Apr 1, 2016 at 10:55 PM, Duncan <1i5t5.dun...@cox.net> wrote: >> Marc Haber posted on Fri, 01 Apr 2016 15:40:29 +0200 as excerpted: > >>> [4/502]mh@swivel:~$ sudo btrfs fi usage / Overall: >>> Device size: