Re: How to repair a BTRFS block?

2015-04-25 Thread Martin Monperrus
non-data FIS, non-CRC On 04/24/2015 07:44 PM, Martin Monperrus wrote: > Hi Duncan, > >> The kernel log (dmesg, also logged to syslog/journald on most systems) >> from during the scrub should capture more information on those errors. > Thanks. The dmesg log indeed contains t

Re: How to repair a BTRFS block?

2015-04-24 Thread Martin Monperrus
c a0 00 00 08 00 [ 7695.814208] end_request: I/O error, dev sda, sector 20224 [ 7695.814222] ata1: EH complete [ 7695.814227] BTRFS: unable to fixup (regular) error at logical 167135232000 on dev /dev/sda2 On 04/23/2015 08:05 PM, Martin Monperrus wrote: > Hi, > > More on my issue, I h

Re: How to repair a BTRFS block?

2015-04-23 Thread Martin Monperrus
s: read=13 corrected errors: 0, uncorrectable errors: 13, unverified errors: 0 Before going to my backups, how can know the files impacted by those uncorrectable errors? Best regards, --Martin On 04/18/2015 09:45 AM, Martin Monperrus wrote: > Dear Btrfs developers, > > For some unknow

How to repair a BTRFS block?

2015-04-18 Thread Martin Monperrus
Dear Btrfs developers, For some unknown reasons, my BTRFS filesystem is corrupted. dmesg prints |BTRFS critical (device sda2): corrupt leaf, slot offset bad: block=43231330304,root=1, slot=47| (more than 1000x in the dmesg trace). btrfs check --repair fails with: read block failed check_tree_b