{"id":3249,"date":"2012-06-25T23:40:35","date_gmt":"2012-06-25T14:40:35","guid":{"rendered":"http:\/\/umezawa.dyndns.info\/wordpress\/?p=3249"},"modified":"2012-07-17T12:32:16","modified_gmt":"2012-07-17T03:32:16","slug":"%e5%ae%b6%e9%af%96%e3%81%aehdd%e3%81%8c%e7%89%87%e6%96%b9%e5%a3%8a%e3%82%8c%e3%81%9f","status":"publish","type":"post","link":"http:\/\/umezawa.dyndns.info\/wordpress\/?p=3249","title":{"rendered":"\u5bb6\u9bd6\u306eHDD\u304c\u7247\u65b9\u58ca\u308c\u305f"},"content":{"rendered":"<p>1\u5e74\u9593\u9694\u3067\u4f55\u304b\u3057\u3089\u58ca\u308c\u3066\u308b\u6c17\u304c\u3057\u307e\u3059\u3002<a href=\"http:\/\/umezawa.dyndns.info\/wordpress\/?p=2430\">\u6628\u5e74<\/a> <a href=\"http:\/\/umezawa.dyndns.info\/wordpress\/?p=1773\">\u4e00\u6628\u5e74<\/a><\/p>\n<p>\u58ca\u308c\u3066\u3044\u308b\u3068\u3044\u3063\u3066\u3082\u5168\u304f\u30a2\u30af\u30bb\u30b9\u3067\u304d\u306a\u304f\u306a\u3063\u305f\u308f\u3051\u3067\u306f\u306a\u304f\u3001\u30a8\u30e9\u30fc\u30bb\u30af\u30bf\u304c\u767a\u751f\u3057\u305f\u7a0b\u5ea6\u3067\u3059\u3002dd \u30b3\u30de\u30f3\u30c9\u3067\u30c7\u30a3\u30b9\u30af\u81ea\u4f53\u3092\u982d\u304b\u3089\u8aad\u3093\u3067\u307f\u308b\u3068\u78ba\u304b\u306b\u8aad\u307f\u53d6\u308a\u30a8\u30e9\u30fc\u304c\u767a\u751f\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n<p><!--more--><\/p>\n<blockquote>\n<pre>[root@nyx umezawa]# dd if=\/dev\/sdb of=\/dev\/null bs=4M\r\ndd: reading `\/dev\/sdb': Input\/output error\r\n142344+1 records in\r\n142344+1 records out\r\n597037453312 bytes (597 GB) copied, 5609.42 seconds, 106 MB\/s\r\n[root@nyx umezawa]# <\/pre>\n<\/blockquote>\n<p>\u304c\u3001\/proc\/mdstat \u3092\u898b\u308b\u3068 RAID (RAID1) \u3068\u3057\u3066\u306f\u6b63\u5e38\u3068\u3044\u3046\u8868\u793a\u306b\u306a\u3063\u3066\u3044\u307e\u3059\u3002\u5927\u4e08\u592b\u306a\u306e\u304b\u3053\u308c\u3002<\/p>\n<blockquote>\n<pre>[umezawa@nyx:pts\/1 ~]$ cat \/proc\/mdstat\r\nPersonalities : [raid1]\r\nmd0 : active raid1 sdb1[1] sda1[0]\r\n      1052160 blocks [2\/2] [UU]\r\n\r\nmd2 : active raid1 sdb2[0] sda2[1]\r\n      2096384 blocks [2\/2] [UU]\r\n\r\nmd1 : active raid1 sdb3[1] sda3[0]\r\n      973611200 blocks [2\/2] [UU]\r\n\r\nunused devices: <none>\r\n[umezawa@nyx:pts\/1 ~]$<\/none><\/pre>\n<\/blockquote>\n<p>mdstat \u3067\u6b63\u5e38\u306a\u3089\u4f55\u3067\u6c17\u3065\u3044\u305f\u306e\u304b\u3068\u3044\u3046\u3068 smartd(8) \u304c\u60c5\u5831\u3092\u8aad\u307f\u51fa\u3057\u3066\u901a\u77e5\u3057\u3066\u304f\u308c\u305f\u3093\u3067\u3059\u306a\u3002HDD \u6e29\u5ea6\u4ee5\u5916\u3067\u521d\u3081\u3066 SMART \u304c\u5f79\u306b\u7acb\u3061\u307e\u3057\u305f\u3002<\/p>\n<p>\u73fe\u5728\u306f\u4ee3\u308f\u308a\u306e HDD \u3092\u8cb7\u3063\u3066\u304d\u3066\u30a8\u30fc\u30b8\u30f3\u30b0\u4e2d\u3067\u3059\u3002\u73fe\u5728\u304c 1TB \u306a\u306e\u306b\u5bfe\u3057\u3066 2TB \u306e\u3092\u8cb7\u3063\u3066\u304d\u305f\u306e\u3067\u5bb9\u91cf\u306f\u5897\u3048\u308b\u3093\u3067\u3059\u304c\u3001\u4ee3\u308f\u308a\u306b 4K \u30bb\u30af\u30bf\u306b\u306a\u3063\u3066\u3057\u307e\u3063\u3066\u30d1\u30fc\u30c6\u30a3\u30b7\u30e7\u30f3\u30c6\u30fc\u30d6\u30eb\u3092\u305d\u306e\u307e\u307e\u30b3\u30d4\u308b\u306e\u3067\u306f\u3088\u308d\u3057\u304f\u306a\u304f\u3066\u914d\u7f6e\u306b\u6c17\u3092\u3064\u3051\u306a\u3051\u308c\u3070\u306a\u308a\u307e\u305b\u3093\u3002\u30d6\u30fc\u30c8\u30bb\u30af\u30bf\uff08\u30d6\u30fc\u30c8\u30b3\u30fc\u30c9\uff09\u81ea\u4f53\u306f\u305d\u306e\u307e\u307e\u3067\u3044\u3044\u306e\u304b\u306a\u3041\u2026\uff1f<\/p>\n<p>\u3061\u306a\u307f\u306b 3TB \u3068\u304b\u3067\u306f\u306a\u304f 2TB \u306a\u306e\u306f\u3001\u4eca\u4f7f\u3063\u3066\u3044\u308b\u30de\u30b6\u30fc\u304c UEFI \u30d6\u30fc\u30c8\u306b\u5bfe\u5fdc\u3057\u3066\u3044\u306a\u3044\uff08GPT \u4f7f\u3048\u306a\u3044\uff09\u2026\u3068\u3044\u3046\u304b\u3001\u3046\u307e\u304f\u3044\u304b\u306a\u3044\u3068\u3044\u3046\u8a18\u8ff0\u3092\u691c\u7d22\u3067\u898b\u3064\u3051\u305f\u304b\u3089\u3067\u3059\u3002\u3042\u3068\u3001md \u30c7\u30d0\u30a4\u30b9\u306f\u30e1\u30f3\u30d0\u306e\u30b5\u30a4\u30ba\u304c 2TB \u3092\u8d85\u3048\u3089\u308c\u306a\u3044\u3068\u3044\u3046\u4e8b\u60c5\u3082\u3042\u308a\u307e\u3059\u3002\u6b21\u306b\u62e1\u5f35\u3057\u305f\u304f\u306a\u3063\u305f\u3089 LVM \u306b\u3088\u308b\u30df\u30e9\u30fc\u306b\u79fb\u884c\u3057\u306a\u3051\u308c\u3070\u3044\u3051\u306a\u3044\u306e\u3067\u3059\u304c\u3001\u305d\u308c\u307e\u3067\u306b\u3084\u308a\u304b\u305f\u3092\u8abf\u3079\u3068\u304b\u306a\u3044\u3068\u3044\u3051\u307e\u305b\u3093\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>1\u5e74\u9593\u9694\u3067\u4f55\u304b\u3057\u3089\u58ca\u308c\u3066\u308b\u6c17\u304c\u3057\u307e\u3059\u3002\u6628\u5e74 \u4e00\u6628\u5e74 \u58ca\u308c\u3066\u3044\u308b\u3068\u3044\u3063\u3066\u3082\u5168\u304f\u30a2\u30af\u30bb\u30b9\u3067\u304d\u306a\u304f\u306a\u3063\u305f\u308f\u3051\u3067\u306f\u306a\u304f\u3001\u30a8\u30e9\u30fc\u30bb\u30af\u30bf\u304c\u767a\u751f\u3057\u305f\u7a0b\u5ea6\u3067\u3059\u3002dd \u30b3\u30de\u30f3\u30c9\u3067\u30c7\u30a3\u30b9\u30af\u81ea\u4f53\u3092\u982d\u304b\u3089\u8aad\u3093\u3067\u307f\u308b\u3068\u78ba\u304b\u306b\u8aad\u307f\u53d6\u308a\u30a8\u30e9\u30fc\u304c\u767a\u751f\u3057 [&hellip;]<\/p>\n","protected":false},"author":2,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-3249","post","type-post","status-publish","format-standard","hentry","category-uncategorized"],"_links":{"self":[{"href":"http:\/\/umezawa.dyndns.info\/wordpress\/index.php?rest_route=\/wp\/v2\/posts\/3249","targetHints":{"allow":["GET"]}}],"collection":[{"href":"http:\/\/umezawa.dyndns.info\/wordpress\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/umezawa.dyndns.info\/wordpress\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/umezawa.dyndns.info\/wordpress\/index.php?rest_route=\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"http:\/\/umezawa.dyndns.info\/wordpress\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=3249"}],"version-history":[{"count":7,"href":"http:\/\/umezawa.dyndns.info\/wordpress\/index.php?rest_route=\/wp\/v2\/posts\/3249\/revisions"}],"predecessor-version":[{"id":3287,"href":"http:\/\/umezawa.dyndns.info\/wordpress\/index.php?rest_route=\/wp\/v2\/posts\/3249\/revisions\/3287"}],"wp:attachment":[{"href":"http:\/\/umezawa.dyndns.info\/wordpress\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=3249"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/umezawa.dyndns.info\/wordpress\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=3249"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/umezawa.dyndns.info\/wordpress\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=3249"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}