> On 2018年06月10日 09:56, Qu Wenruo wrote: > > Since there is no other csum error exposed by btrfs check/scrub, the fix > for this particular csum item key bit flip can be fetched here: > https://github.com/adam900710/btrfs-progs/tree/dirty_fix > > The usage will be (after the normal compile procedure) > $ ./btrfs-corrupt-block -X <device> > > It needs to be executed offline (the <device> must be unmounted). > > Thanks, > Qu > Thank you very much, that fixed the issue :) btrfs scrub now shows 5 checksum errors on a single file [ 1869.456426] BTRFS warning (device sda5): checksum error at logical 1271386112 on dev /dev/sda5, physical 1271386112, root 257, inode 8016535, offset 655360, length 4096, links 1 (path: var/log/journal/31d9cc011 2694cdab3887013fb7bbcf9/system@d8ae7586248c492d8d51c44efd7316da-0000000000000001-00056e3429e252bb.journal) [ 1869.456429] BTRFS error (device sda5): bdev /dev/sda5 errs: wr 1, rd 370, flush 0, corrupt 1, gen 0 [ 1869.457975] BTRFS warning (device sda5): checksum error at logical 1271390208 on dev /dev/sda5, physical 1271390208, root 257, inode 8016535, offset 655360, length 4096, links 1 (path: var/log/journal/31d9cc011 2694cdab3887013fb7bbcf9/system@d8ae7586248c492d8d51c44efd7316da-0000000000000001-00056e3429e252bb.journal) [ 1869.457978] BTRFS error (device sda5): bdev /dev/sda5 errs: wr 1, rd 370, flush 0, corrupt 2, gen 0 [ 1869.459381] BTRFS warning (device sda5): checksum error at logical 1271394304 on dev /dev/sda5, physical 1271394304, root 257, inode 8016535, offset 655360, length 4096, links 1 (path: var/log/journal/31d9cc011 2694cdab3887013fb7bbcf9/system@d8ae7586248c492d8d51c44efd7316da-0000000000000001-00056e3429e252bb.journal) [ 1869.459383] BTRFS error (device sda5): bdev /dev/sda5 errs: wr 1, rd 370, flush 0, corrupt 3, gen 0 [ 1869.460827] BTRFS warning (device sda5): checksum error at logical 1271398400 on dev /dev/sda5, physical 1271398400, root 257, inode 8016535, offset 655360, length 4096, links 1 (path: var/log/journal/31d9cc011 2694cdab3887013fb7bbcf9/system@d8ae7586248c492d8d51c44efd7316da-0000000000000001-00056e3429e252bb.journal) [ 1869.460829] BTRFS error (device sda5): bdev /dev/sda5 errs: wr 1, rd 370, flush 0, corrupt 4, gen 0 [ 1869.462118] BTRFS warning (device sda5): checksum error at logical 1271402496 on dev /dev/sda5, physical 1271402496, root 257, inode 8016535, offset 655360, length 4096, links 1 (path: var/log/journal/31d9cc011 2694cdab3887013fb7bbcf9/system@d8ae7586248c492d8d51c44efd7316da-0000000000000001-00056e3429e252bb.journal) [ 1869.462120] BTRFS error (device sda5): bdev /dev/sda5 errs: wr 1, rd 370, flush 0, corrupt 5, gen 0 I don't really need that file, can I simply delete it and forget about it or is there something else I should do? Yours, Simon -- To unsubscribe from this list: send the line "unsubscribe linux-btrfs" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
