HDD\u306e\u8907\u88fd\u3092\u884c\u3046\u3002dd\u30b3\u30de\u30f3\u30c9\u3067\u8907\u88fd\u3059\u308b\u305f\u3081\u306b\u3001\u540c\u3058\u30b5\u30a4\u30ba\u306e\u30bb\u30af\u30bf\u30fc\u6570\u3067gpart\u3092\u884c\u3046\u3002
\ngpart destroy -F da0
\npart add -s 1024 -t freebsd-boot da0
\ngpart add -s 148896768 -t freebsd-ufs da0
\ngpart add -s 7403628 -t freebsd-swap da0
\ngpart add -s 156198513 -t freebsd-ufs da0<\/p>\n
gpart show da0
\n=> 34 312499933 da0 GPT (149G)
\n 34 1024 1 freebsd-boot (512K)
\n 1058 148896768 2 freebsd-ufs (71G)
\n 148897826 7403628 3 freebsd-swap (3.5G)
\n 156301454 156198513 4 freebsd-ufs (74G)\u2190\u4f59\u3063\u305f\u5206\u306fdd\u3057\u306a\u3044\u3002<\/p>\n
\u6b21\u306bdd\u3067\u8907\u88fd\u3059\u308b\u3002
\ndd if=\/dev\/ada0p1 of=\/dev\/da0p1 bs=512
\ndd if=\/dev\/ada0p2 of=\/dev\/da0p2 bs=1024
\ndd\u30b3\u30de\u30f3\u30c9\u306e\u9014\u4e2d\u3067Ctrl+T\u3092\u62bc\u3059\u3068\u9014\u4e2d\u7d4c\u904e\u3092\u8868\u793a\u3059\u308b\u3002
\nload: 0.23 cmd: dd 1137 [running] 418.51r 1.63u 40.00s 6% 1216k
\n834704+0 records in
\n834704+0 records out
\n854736896 bytes transferred in 418.514165 secs (2042313 bytes\/sec)
\n\u30fb
\n\u30fb
\ndd: \/dev\/ada0p2: Input\/output error<\/p>\n
bs\u306e\u5024\u3092\u8abf\u6574\u4e2d\u3002bs=4096\u3067\u3082\u9014\u4e2d\u3067\u6b62\u307e\u308b\u3002\u8077\u5834\u3067\u306fbs=512\u3067\u3057\u304b\u52d5\u4f5c\u3057\u306a\u304b\u3063\u305f\u3002
\nFreeNAS\u306b\u63a5\u7d9a\u3057\u305fUSB_HDD\u30922\u672c\u3067dd\u3057\u305f\u969b\u306b\u3002
\n\/var\/log\/messages\u306b\u306f
\nJun 5 05:51:25 ****** kernel: (ada0:ata2:0:0:0): Retrying command
\nJun 5 05:51:25 ****** kernel: (ada0:ata2:0:0:0): READ_DMA. ACB: c8 00 22 07 6c 40 00 00 00 00 00 00
\nJun 5 05:51:25 ****** kernel: (ada0:ata2:0:0:0): CAM status: ATA Status Error
\nJun 5 05:51:25 ****** kernel: (ada0:ata2:0:0:0): ATA status: 51 (DRDY SERV ERR), error: 40 (UNC )
\nJun 5 05:51:25 ****** kernel: (ada0:ata2:0:0:0): RES: 51 40 00 08 6c 00 00 00 00 00 00
\nJun 5 05:51:25 ****** kernel: (ada0:ata2:0:0:0): Error 5, Retries exhausted<\/p>\n
bs=512\u3067\u3082\u6b62\u307e\u308b\u3002\u4eca\u601d\u3046\u3068conv=noerror,sync\u3092\u8db3\u3057\u3066\u3044\u306a\u3044\u304b\u3089\u3002\u5931\u5ff5\u3002
\ndd: \/dev\/ada0p2: Input\/output error
\ndd: \/dev\/ada0p2: Input\/output error\u304c\u6642\u3005\u3042\u308b\u3082\u306e\u306e
\n\u73fe\u5728dd\u9032\u884c\u4e2d\u300220GB
\ndd if=\/dev\/ada0p2 of=\/dev\/da0p2 bs=1024 conv=noerror,sync<\/p>\n
\u30b9\u30e9\u30a4\u30b9\u306e3\u30684\u306f\u8907\u88fd\u3057\u306a\u3044\u3002newfs\u306e\u307f
\nnewfs \/dev\/da0p3
\nnewfs \/dev\/da0p4<\/p>\n","protected":false},"excerpt":{"rendered":"
HDD\u306e\u8907\u88fd\u3092\u884c\u3046\u3002dd\u30b3\u30de\u30f3\u30c9\u3067\u8907\u88fd\u3059\u308b\u305f\u3081\u306b\u3001\u540c\u3058\u30b5\u30a4\u30ba\u306e\u30bb\u30af\u30bf\u30fc\u6570\u3067gpart\u3092\u884c\u3046\u3002 gpart destroy -F da0 part add -s 1024 -t freebsd-boot da0 gpart…<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"image","meta":{"footnotes":""},"categories":[4],"tags":[],"class_list":["post-296","post","type-post","status-publish","format-image","hentry","category-bsd","post_format-post-format-image"],"_links":{"self":[{"href":"https:\/\/jg7sfr.mydns.jp\/index.php?rest_route=\/wp\/v2\/posts\/296","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/jg7sfr.mydns.jp\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/jg7sfr.mydns.jp\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/jg7sfr.mydns.jp\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/jg7sfr.mydns.jp\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=296"}],"version-history":[{"count":14,"href":"https:\/\/jg7sfr.mydns.jp\/index.php?rest_route=\/wp\/v2\/posts\/296\/revisions"}],"predecessor-version":[{"id":314,"href":"https:\/\/jg7sfr.mydns.jp\/index.php?rest_route=\/wp\/v2\/posts\/296\/revisions\/314"}],"wp:attachment":[{"href":"https:\/\/jg7sfr.mydns.jp\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=296"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/jg7sfr.mydns.jp\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=296"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/jg7sfr.mydns.jp\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=296"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}