{"id":425,"date":"2016-05-01T19:43:50","date_gmt":"2016-05-01T18:43:50","guid":{"rendered":"http:\/\/www.flat-planet.net\/?p=425"},"modified":"2016-05-01T19:45:58","modified_gmt":"2016-05-01T18:45:58","slug":"zfs-one-year-on-first-repair","status":"publish","type":"post","link":"https:\/\/flat-planet.net\/?p=425","title":{"rendered":"ZFS One Year On &#8211; First Repair"},"content":{"rendered":"<p>Having moved to ZFS after my little <a href=\"http:\/\/www.flat-planet.net\/?p=331\">RAID\/XFS problem<\/a> last year, with weekly scrubs of the array, I&#8217;ve just had my first read error and repair. From the system log;<\/p>\n<pre>[1691578.161114] ata7.00: exception Emask 0x0 SAct 0x3 SErr 0x0 action 0x0\r\n[1691578.161121] ata7.00: irq_stat 0x40000008\r\n[1691578.161128] ata7.00: failed command: READ FPDMA QUEUED\r\n[1691578.161138] ata7.00: cmd 60\/b0:00:d8:c8:1b\/00:00:66:00:00\/40 tag 0 ncq 90112 in\r\n[1691578.161140]\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 res 41\/40:b0:e0:c8:1b\/00:00:66:00:00\/00 Emask 0x409 (media error) &lt;F&gt;\r\n[1691578.161146] ata7.00: status: { DRDY ERR }\r\n[1691578.161150] ata7.00: error: { UNC }\r\n[1691578.162924] ata7.00: configured for UDMA\/133\r\n[1691578.162945] sd 6:0:0:0: [sdf] Unhandled sense code\r\n[1691578.162949] sd 6:0:0:0: [sdf]\u00a0 Result: hostbyte=DID_OK driverbyte=DRIVER_SENSE\r\n[1691578.162955] sd 6:0:0:0: [sdf]\u00a0 Sense Key : Medium Error [current] [descriptor]\r\n[1691578.162963] Descriptor sense data with sense descriptors (in hex):\r\n[1691578.162967]\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 72 03 11 04 00 00 00 0c 00 0a 80 00 00 00 00 00\r\n[1691578.162982]\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 66 1b c8 e0\r\n[1691578.162989] sd 6:0:0:0: [sdf]\u00a0 Add. Sense: Unrecovered read error - auto reallocate failed\r\n[1691578.162998] sd 6:0:0:0: [sdf] CDB: Read(10): 28 00 66 1b c8 d8 00 00 b0 00\r\n[1691578.163013] end_request: I\/O error, dev sdf, sector 1713096928\r\n[1691578.163040] ata7: EH complete\r\n<\/pre>\n<p>And looking at ZFS;<\/p>\n<pre>sudo zpool status\r\n[sudo] password for :\r\npool: storage\r\nstate: ONLINE\r\nscan: scrub repaired 88K in 11h7m with 0 errors on Sun May\u00a0 1 12:37:48 2016\r\nconfig:\r\n\r\nNAME\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 STATE\u00a0\u00a0\u00a0\u00a0 READ WRITE CKSUM\r\nstorage\u00a0\u00a0\u00a0\u00a0 ONLINE\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 0\u00a0\u00a0\u00a0\u00a0 0\u00a0\u00a0\u00a0\u00a0 0\r\nraidz1-0\u00a0 ONLINE\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 0\u00a0\u00a0\u00a0\u00a0 0\u00a0\u00a0\u00a0\u00a0 0\r\nsdf\u00a0\u00a0\u00a0\u00a0 ONLINE\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 0\u00a0\u00a0\u00a0\u00a0 0\u00a0\u00a0\u00a0\u00a0 0\r\nsdc\u00a0\u00a0\u00a0\u00a0 ONLINE\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 0\u00a0\u00a0\u00a0\u00a0 0\u00a0\u00a0\u00a0\u00a0 0\r\nsdh\u00a0\u00a0\u00a0\u00a0 ONLINE\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 0\u00a0\u00a0\u00a0\u00a0 0\u00a0\u00a0\u00a0\u00a0 0\r\nsdj\u00a0\u00a0\u00a0\u00a0 ONLINE\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 0\u00a0\u00a0\u00a0\u00a0 0\u00a0\u00a0\u00a0\u00a0 0\r\nraidz1-1\u00a0 ONLINE\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 0\u00a0\u00a0\u00a0\u00a0 0\u00a0\u00a0\u00a0\u00a0 0\r\nsdb\u00a0\u00a0\u00a0\u00a0 ONLINE\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 0\u00a0\u00a0\u00a0\u00a0 0\u00a0\u00a0\u00a0\u00a0 0\r\nsdd\u00a0\u00a0\u00a0\u00a0 ONLINE\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 0\u00a0\u00a0\u00a0\u00a0 0\u00a0\u00a0\u00a0\u00a0 0\r\nsdi\u00a0\u00a0\u00a0\u00a0 ONLINE\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 0\u00a0\u00a0\u00a0\u00a0 0\u00a0\u00a0\u00a0\u00a0 0\r\nsdk\u00a0\u00a0\u00a0\u00a0 ONLINE\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 0\u00a0\u00a0\u00a0\u00a0 0\u00a0\u00a0\u00a0\u00a0 0\r\n\r\nerrors: No known data errors\r\n<\/pre>\n<p>Kind of wondering how much life that drive has left &#8211; should I replace now??<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Having moved to ZFS after my little RAID\/XFS problem last year, with weekly scrubs of the array, I&#8217;ve just had my first read error and repair. From the system log; [1691578.161114] ata7.00: exception Emask 0x0 SAct 0x3 SErr 0x0 action 0x0 [1691578.161121] ata7.00: irq_stat 0x40000008 [1691578.161128] ata7.00: failed command: READ FPDMA QUEUED [1691578.161138] ata7.00: cmd [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[38],"tags":[253,42,21,255,254,251,252],"series":[],"class_list":["post-425","post","type-post","status-publish","format-standard","hentry","category-linux","tag-drive","tag-linux-2","tag-problems","tag-repair","tag-scrub","tag-storage","tag-zfs"],"_links":{"self":[{"href":"https:\/\/flat-planet.net\/index.php?rest_route=\/wp\/v2\/posts\/425","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/flat-planet.net\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/flat-planet.net\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/flat-planet.net\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/flat-planet.net\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=425"}],"version-history":[{"count":3,"href":"https:\/\/flat-planet.net\/index.php?rest_route=\/wp\/v2\/posts\/425\/revisions"}],"predecessor-version":[{"id":429,"href":"https:\/\/flat-planet.net\/index.php?rest_route=\/wp\/v2\/posts\/425\/revisions\/429"}],"wp:attachment":[{"href":"https:\/\/flat-planet.net\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=425"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/flat-planet.net\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=425"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/flat-planet.net\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=425"},{"taxonomy":"series","embeddable":true,"href":"https:\/\/flat-planet.net\/index.php?rest_route=%2Fwp%2Fv2%2Fseries&post=425"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}