drawde Posted November 14, 2016 Share Posted November 14, 2016 hello all, i've been having some isssues with some btrfs csum errors popping up and i'm trying to find out where the issue is. few previous posts recommend rebuilding the docker image, which worked for me before, but more recently after recreating my docker.img from scratch, the errors are becoming more frequent so i think it's possibly the image itself is not the issue (at least this time around). Nov 13 15:26:13 Tower kernel: BTRFS warning (device sdj1): csum failed ino 18937431 off 4096 csum 293121151 expected csum 293186687 Nov 13 15:26:13 Tower kernel: BTRFS warning (device sdj1): csum failed ino 18937431 off 4096 csum 293121151 expected csum 293186687 Nov 13 15:26:13 Tower kernel: BTRFS warning (device sdj1): csum failed ino 18937431 off 4096 csum 293121151 expected csum 293186687 Nov 13 15:26:13 Tower kernel: BTRFS warning (device sdj1): csum failed ino 18937431 off 4096 csum 293121151 expected csum 293186687 Nov 13 15:26:13 Tower kernel: BTRFS warning (device sdj1): csum failed ino 18937431 off 4096 csum 293121151 expected csum 293186687 Nov 13 15:26:13 Tower kernel: BTRFS warning (device sdj1): csum failed ino 18937431 off 4096 csum 293121151 expected csum 293186687 Nov 13 15:26:13 Tower kernel: BTRFS warning (device sdj1): csum failed ino 18937431 off 4096 csum 293121151 expected csum 293186687 Nov 13 15:26:13 Tower kernel: BTRFS warning (device sdj1): csum failed ino 18937431 off 4096 csum 293121151 expected csum 293186687 Nov 13 15:26:13 Tower kernel: BTRFS warning (device sdj1): csum failed ino 18937431 off 4096 csum 293121151 expected csum 293186687 Nov 13 15:26:13 Tower kernel: BTRFS warning (device sdj1): csum failed ino 18937431 off 4096 csum 293121151 expected csum 293186687 i'm currently running a btrfs scrub and it seems the errors are from my plex library metadata if i'm reading this correctly. it seems these errors are not correctable. could i just delete these folders/files? Nov 13 21:29:17 Tower kernel: BTRFS warning (device sdj1): checksum error at logical 1496936448 on dev /dev/sdj1, sector 2923704, root 5, inode 603523, offset 163840, length 4096, links 1 (path: .apps/appdata/plex/Library/Application Support/Plex Media Server/Metadata/TV Shows/0/b30c23e377bb7e5021b71ec3962a7329ea539fc.bundle/Contents/com.plexapp.agents.localmedia/posters/0dda70618523a986a1b0967143625031ff7f65cc) Nov 13 21:29:17 Tower kernel: BTRFS error (device sdj1): bdev /dev/sdj1 errs: wr 0, rd 0, flush 0, corrupt 1, gen 0 Nov 13 21:29:20 Tower kernel: BTRFS warning (device sdj1): checksum error at logical 2282074112 on dev /dev/sdj1, sector 4457176, root 5, inode 18937431, offset 4096, length 4096, links 1 (path: .apps/appdata/plex/Library/Application Support/Plex Media Server/Cache/PhotoTranscoder/bc/bc583f044866c046c824d1851ab5b48bfa889662.jpg) Nov 13 21:29:20 Tower kernel: BTRFS error (device sdj1): bdev /dev/sdj1 errs: wr 0, rd 0, flush 0, corrupt 2, gen 0 Nov 13 21:33:40 Tower kernel: BTRFS warning (device sdj1): checksum error at logical 197406056448 on dev /dev/sdj1, sector 112928944, root 5, inode 6426136, offset 65536, length 4096, links 1 (path: .apps/appdata/plex/Library/Application Support/Plex Media Server/Media/localhost/5/44ad1d23540b666e8d755fd25723f1a898257ba.bundle/Contents/Chapters/chapter25.jpg) Nov 13 21:33:40 Tower kernel: BTRFS error (device sdj1): bdev /dev/sdj1 errs: wr 0, rd 0, flush 0, corrupt 3, gen 0 Quote Link to comment
kode54 Posted November 14, 2016 Share Posted November 14, 2016 Those warnings are for your cache pool, not the Docker (or possibly libvirt) images. Quote Link to comment
drawde Posted November 14, 2016 Author Share Posted November 14, 2016 Nov 13 21:29:17 Tower kernel: BTRFS warning (device sdj1): checksum error at logical 1496936448 on dev /dev/sdj1, sector 2923704, root 5, inode 603523, offset 163840, length 4096, links 1 (path: .apps/appdata/plex/Library/Application Support/Plex Media Server/Metadata/TV Shows/0/b30c23e377bb7e5021b71ec3962a7329ea539fc.bundle/Contents/com.plexapp.agents.localmedia/posters/0dda70618523a986a1b0967143625031ff7f65cc) Nov 13 21:29:17 Tower kernel: BTRFS error (device sdj1): bdev /dev/sdj1 errs: wr 0, rd 0, flush 0, corrupt 1, gen 0 Nov 13 21:29:20 Tower kernel: BTRFS warning (device sdj1): checksum error at logical 2282074112 on dev /dev/sdj1, sector 4457176, root 5, inode 18937431, offset 4096, length 4096, links 1 (path: .apps/appdata/plex/Library/Application Support/Plex Media Server/Cache/PhotoTranscoder/bc/bc583f044866c046c824d1851ab5b48bfa889662.jpg) Nov 13 21:29:20 Tower kernel: BTRFS error (device sdj1): bdev /dev/sdj1 errs: wr 0, rd 0, flush 0, corrupt 2, gen 0 Nov 13 21:33:40 Tower kernel: BTRFS warning (device sdj1): checksum error at logical 197406056448 on dev /dev/sdj1, sector 112928944, root 5, inode 6426136, offset 65536, length 4096, links 1 (path: .apps/appdata/plex/Library/Application Support/Plex Media Server/Media/localhost/5/44ad1d23540b666e8d755fd25723f1a898257ba.bundle/Contents/Chapters/chapter25.jpg) Nov 13 21:33:40 Tower kernel: BTRFS error (device sdj1): bdev /dev/sdj1 errs: wr 0, rd 0, flush 0, corrupt 3, gen 0 are you sure? i mean the warnings when i try to scrub show the paths of the actual files/folders with the checksum errors.. in the past i've have similar csum errors where mover wouldn't move particular downloads, and i would just delete it and redownload and it would move just fine, so i'm thinking if i delete these, and have plex rescrape, it would get rid of the corrupt files. Quote Link to comment
kode54 Posted November 14, 2016 Share Posted November 14, 2016 Appdata lives on your cache volume, not in the Docker image. The important part is the /dev/sdj1. Quote Link to comment
drawde Posted November 14, 2016 Author Share Posted November 14, 2016 Appdata lives on your cache volume, not in the Docker image. The important part is the /dev/sdj1. yes, my cache drive is sdj1, which is where these files that i believe to be corrupt are also Quote Link to comment
drawde Posted November 14, 2016 Author Share Posted November 14, 2016 in any case, i went ahead and deleted those files. btrfs scrub came in clean. i'll monitor my log to see if they still show up Quote Link to comment
drawde Posted November 17, 2016 Author Share Posted November 17, 2016 so far so good, but it's only been a couple of days. will give it a few more before marking this solved. Quote Link to comment
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