{"id":1972,"date":"2014-04-07T14:03:53","date_gmt":"2014-04-07T05:03:53","guid":{"rendered":"http:\/\/je1sgh.dyndns.info\/?page_id=1972"},"modified":"2014-04-07T14:03:53","modified_gmt":"2014-04-07T05:03:53","slug":"%e5%9f%ba%e6%9c%ac%e7%9a%84%e8%80%83%e3%81%88%e6%96%b9","status":"publish","type":"page","link":"https:\/\/je1sgh.mydns.jp\/?page_id=1972","title":{"rendered":"RAID>\u57fa\u672c\u7684\u306a\u8003\u3048\u65b9"},"content":{"rendered":"<h1>\u57fa\u672c\u7684\u306a\u8003\u3048\u65b9<\/h1>\n<p>\u5f53\u30da\u30fc\u30b8\u306f\uff0c2000\u5e74\u304b\u30892008\u5e74\u304f\u3089\u3044\u306bWiki\u306b\u66f8\u3044\u3066\u3044\u305f\u3082\u306e\u30922014\u5e744\u6708\u306b\uff0c\u5f53WordPress\u306b\u79fb\u3057\u305f\u3082\u306e\u3067\u3059\uff0e\u5185\u5bb9\u7684\u306b\u306f\u9673\u8150\u5316\u3057\u3066\u3044\u308b\u90e8\u5206\u3082\u3042\u308b\u3068\u601d\u3044\u307e\u3059\uff0e<\/p>\n<p>\u3042\u304f\u307e\u3067\uff0c\u4ed6\u4eba\u69d8\u306e\u304a\u5f79\u306b\u7acb\u3064\u3068\u8a00\u3046\u3088\u308a\u306f\uff0c\u81ea\u5206\u306e\u30e1\u30e2\u3067\u3059\uff0e<\/p>\n<p>\u3055\u3066\u672c\u984c\u306b\u5165\u308a\u307e\u3059\uff0eLinux\u306eHowto\u30b7\u30ea\u30fc\u30ba\u306b\u3042\u3063\u305f\uff0cSoftware RAID\u306b\u95a2\u3059\u308bHowto\u306b\u8a18\u3055\u308c\u3066\u3044\u305f\u8003\u3048\u65b9\u304c\uff0c\u79c1\u306e\u57fa\u790e\u3067\u3059\uff0e<\/p>\n<p>\u3057\u304b\u3057\uff0c\u95a2\u4fc2\u306eHowto\u306e\u66f4\u65b0\u304c\u884c\u308f\u308c\u305a\u9673\u8150\u5316\u3057\u3066\u3057\u307e\u3063\u305f\u3088\u3046\u3067\u3059\uff0e\u6b63\u5f0f\u306b\u6b8b\u3063\u3066\u3044\u308b\u306e\u3082\uff0cRoot-RAID-Howto\u306e\u307f\u3067\uff0c\u305d\u308c\u3082Obsolete\u3067\u3042\u308b\u65e8\u6ce8\u91c8\u304c\u4ed8\u3044\u3066\u3044\u307e\u3059\uff0e<\/p>\n<p style=\"padding-left: 30px;\">\u73fe\u5728\u306f\uff0cRAID\u95a2\u4fc2\u306eHowto\u306f\uff0c<a href=\"https:\/\/raid.wiki.kernel.org\/index.php\/Linux_Raid\">Wiki<\/a>\u306b\u30e1\u30f3\u30c6\u3055\u308c\u3066\u3044\u307e\u3059\uff0e<\/p>\n<p>\u304b\u308c\u3053\u308c\uff0c10\u4ee5\u4e0a\u306e\u5b9f\u7528\u7684\u306a^^; RAID\u30b7\u30b9\u30c6\u30e0\u3092\u7d44\u307f\u4e0a\u3052\uff0c\u7ba1\u7406\u3057\u3066\u304d\u305f\u7d4c\u9a13\u304b\u3089\uff0c\u56fa\u307e\u3063\u3066\u304d\u305f\u8003\u3048\u65b9\u3092\u307e\u3068\u3081\u3066\u307f\u307e\u3059\uff0e<\/p>\n<h1>\u3069\u3053\u304c\u58ca\u308c\u308b\u304b<\/h1>\n<p>\u307e\u305a\uff0c\u3069\u3053\u304c\u58ca\u308c\u308b\u304b\u3092\u60f3\u5b9a\u3059\u308b\u3053\u3068\u304c\u91cd\u8981\u3067\u3059\uff0eRAID\u30a2\u30ec\u30fc\u304a\u3088\u3073\u95a2\u9023\u30b7\u30b9\u30c6\u30e0\u306e\u4fee\u5fa9\u304c\u5fc5\u8981\u306b\u306a\u308b\u306e\u306f\u6b21\u306e\u30b1\u30fc\u30b9\u3067\u3059\uff0e<\/p>\n<ul>\n<li>\u30cf\u30fc\u30c9\u30c7\u30a3\u30b9\u30af\u306e\u6545\u969c<\/li>\n<li>\u30c7\u30a3\u30b9\u30af\u30b3\u30f3\u30c8\u30ed\u30fc\u30e9\u30fc\u306e\u6545\u969c<\/li>\n<li>\u30e1\u30a4\u30f3\u30dc\u30fc\u30c9(\u30de\u30b6\u30fc\u30dc\u30fc\u30c9\uff0e\u4ee5\u4e0bMB)\u306e\u6545\u969c<\/li>\n<\/ul>\n<p>HDD\u5f0f\u306e\u30d3\u30c7\u30aa\u30ec\u30b3\u30fc\u30c0\u30fc\u304c\u767a\u58f2\u3055\u308c\u3066\u4ee5\u6765\uff0c3.5\u30a4\u30f3\u30c1\u30cf\u30fc\u30c9\u30c7\u30a3\u30b9\u30af\u306e\u54c1\u8cea\u306f\u8457\u3057\u304f\u5411\u4e0a\u3057\u3066\u6545\u969c\u3059\u308b\u7387\u304c\u975e\u5e38\u306b\u4f4e\u304f\u306a\u308a\u307e\u3057\u305f(MTBF\u304c\u5927\u5e45\u306b\u5411\u4e0a)\uff0e\u7d71\u8a08\u7684\u306a\u3053\u3068\u306f\u8a00\u3048\u307e\u305b\u3093\u304c\uff0c\u7d4c\u9a13\u7684\u306b\u306f\uff0c\u30e1\u30a4\u30f3\u30dc\u30fc\u30c9\u306e\u6545\u969c\u3068\u30cf\u30fc\u30c9\u30c7\u30a3\u30b9\u30af\u306e\u6545\u969c\u306e\u983b\u5ea6\u306f\u5927\u5dee\u306a\u3044\u3088\u3046\u306b\u601d\u3044\u307e\u3059\uff0e\u305d\u3057\u3066\uff0c\u30b3\u30f3\u30c8\u30ed\u30fc\u30e9\u30fc\u304c\u4e00\u756a\u58ca\u308c\u306b\u304f\u3044\uff08\u305f\u3060\u3057\uff0c\u30b3\u30f3\u30c8\u30ed\u30fc\u30e9\u30fc\u3082PCI\u30d0\u30b9\u306b\u5dee\u3057\u305f\u3082\u306e\u3088\u308a\u3082MB\u4e0a\u306e\u30aa\u30f3\u30dc\u30fc\u30c9\u306e\u3082\u306e\u304c\u58ca\u308c\u308b\u30b1\u30fc\u30b9\u306e\u307b\u3046\u304c\u591a\u3044\u306e\u3067\u3084\u3063\u304b\u3044\uff09\uff0e<\/p>\n<p>\u5bff\u547d\u304c\u9577\u304f\u306a\u308a\u307e\u3059\u304b\u3089\uff0c\u58ca\u308c\u305f\u3068\u304d\u306b\u540c\u3058\u30cf\u30fc\u30c9\u30c7\u30a3\u30b9\u30af\uff0cMB, \u30b3\u30f3\u30c8\u30ed\u30fc\u30e9\u30fc\u306f\u5165\u624b\u4e0d\u53ef\u80fd\u3068\u8003\u3048\u306a\u3051\u308c\u3070\u3044\u3051\u307e\u305b\u3093\uff0e\u3057\u305f\u304c\u3063\u3066\uff0c\u5185\u90e8\u3067\u4f55\u3092\u3084\u3063\u3066\u3044\u308b\u304b\u89e3\u3089\u306a\u3044\u30c1\u30c3\u30d7\u7d44\u307f\u8fbc\u307f\u5f0f\u306eRAID\u30b3\u30f3\u30c8\u30ed\u30fc\u30e9\u30fc(MB\u7d44\u307f\u8fbc\u307f\u3082\u542b\u3081\u3066)\u306f\u907f\u3051\u305f\u307b\u3046\u304c\u7121\u96e3\u3067\u3059\uff0e<\/p>\n<p>\u7d44\u307f\u8fbc\u307fRAID\u30b3\u30f3\u30c8\u30ed\u30fc\u30e9\u30fc\u304c\u4ed8\u3044\u3066\u3044\u3066\u3082\u4f7f\u308f\u306a\u3051\u308c\u3070\u826f\u3044\u3093\u3067\u3059\uff0e\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u7684\u306b\u3082\uff0cSoftware RAID\u306e\u307b\u3046\u304c\u30aa\u30f3\u30c1\u30c3\u30d7RAID\u3088\u308a\u305f\u3044\u3066\u3044\u3044\u3044\u305d\u3046\u3067\u3059\uff0eCore i5\/i7\u3092 \u4f7f\u3063\u3066\u3044\u308c\u3070\uff0c\u9ad8\u6027\u80fd\u306aCPU\u304c\u6687\u3092\u3082\u3066\u3042\u307e\u3057\u3066\u3044\u307e\u3059\u304b\u3089^^;<\/p>\n<p><strong>\u305f\u3044\u3066\u3044\uff0c\u4e00\u756a\u58ca\u308c\u3066\u6b32\u3057\u304f\u306a\u3044\u3068\u3053\u308d\u304c\u58ca\u308c\u307e\u3059\uff0e<\/strong><\/p>\n<h1>\u3069\u3046\u7d44\u3080\u304b<\/h1>\n<h2>\u306a\u308b\u3079\u304f\u5c11\u306a\u3044\u69cb\u6210\u8981\u7d20\u3067\u7d44\u3080<\/h2>\n<p>\u3053\u308c\u306f\uff0c\u57fa\u672c\u4e2d\u306e\u57fa\u672c\u3067\u3059\uff0eRAID\u30b7\u30b9\u30c6\u30e0\u306e\u4fee\u7406\u304c\u5fc5\u8981\u306b\u306a\u308b\u306e\u306f\uff0c\u69cb\u6210\u8981\u7d20\u306e\u3069\u308c\u304b\u304c\u3072\u3068\u3064\u304c\u6545\u969c\u3057\u305f\u5834\u5408\u3067\u3059<sup class=\"modern-footnotes-footnote \" data-mfn=\"1\" data-mfn-post-scope=\"00000000000002f60000000000000000_1972\"><a href=\"javascript:void(0)\"  role=\"button\" aria-pressed=\"false\" aria-describedby=\"mfn-content-00000000000002f60000000000000000_1972-1\">1<\/a><\/sup><span id=\"mfn-content-00000000000002f60000000000000000_1972-1\" role=\"tooltip\" class=\"modern-footnotes-footnote__note\" tabindex=\"0\" data-mfn=\"1\">\u4e8c\u3064\u4ee5\u4e0a\u3067\u306f\u305f\u3044\u3066\u3044\u304a\u624b\u4e0a\u3052^^;<\/span>\uff0e\u30b7\u30b9\u30c6\u30e0\u3068\u3057\u3066\u306e\u6545\u969c\u7387\u306f\uff0c\u6982\u306d\u305d\u308c\u305e\u308c\u306e\u69cb\u6210\u8981\u7d20\u306e\u6545\u969c\u7387\u306e\u548c\u306b\u306a\u308a\u307e\u3059\uff0e\u30cf\u30fc\u30c9\u30c7\u30a3\u30b9\u30af\u3092\u591a\u6570\u30b1\u30fc\u30b9\u306b\u8a70\u3081\u8fbc\u3080\u3068\u71b1\u7684\u306b\u53b3\u3057\u3044\u74b0\u5883\u3068\u306a\u3063\u3066\u30cf\u30fc\u30c9\u30c7\u30a3\u30b9\u30af\u306e\u5bff\u547d\u3092\u7e2e\u3081\u307e\u3059\uff0e<\/p>\n<h2>\u30a4\u30f3\u30bf\u30fc\u30d5\u30a7\u30fc\u30b9\u3092\u5206\u3051\u308b<\/h2>\n<p>\u3053\u308c\u306f\uff0c\u304b\u3064\u3066Howto\u306b\u66f8\u304b\u308c\u3066\u3044\u305f\u30b4\u30fc\u30eb\u30c7\u30f3\u30eb\u30fc\u30eb\u306e\uff11\u3064\u3068\u8a18\u61b6\u3057\u3066\u3044\u307e\u3059\uff0e\u3072\u3068\u3064\u306e\u30b3\u30f3\u30c8\u30ed\u30fc\u30e9\u30fc\u3067\u8907\u6570\u53f0\u306e\u30cf\u30fc\u30c9\u30c7\u30a3\u30b9\u30af\u3092\u63a5\u7d9a\u3057\u3066\u3044\u305f\u5834\u5408\uff0c\u30b3\u30f3\u30c8\u30ed\u30fc\u30e9\u30fc\u304c\u6545\u969c\u3057\u305f\u5834\u5408\uff0c\u305f\u3044\u3066\u3044\u3064\u306a\u304c\u3063\u3066\u3044\u308b\u5168\u3066\u306e\u30c7\u30a3\u30b9\u30af\u304c\u30bd\u30d5\u30c8\u7684\u306b\u540c\u6642\u306b\u7834\u58ca\u3055\u308c\u307e\u3059\uff0e<\/p>\n<h2>Root partition\u306f\u5fc5\u305aRAID\u306b\u3059\u308b<\/h2>\n<p>\u3044\u3044\u52a0\u6e1b\u306a\u696d\u8005\u306e\u58f2\u3063\u3066\u3044\u308b\u30b5\u30fc\u30d0\u30fc\u306f\uff0c\/home\u3084\/var\u4ee5\u4e0b\u306a\u3069\uff0c\u30c7\u30fc\u30bf\u9818\u57df\u3092RAID\u306b\u3057\u3066\uff0cRoot partition\u3092\u5358\u7d14\u306a\u30c7\u30a3\u30b9\u30af\u306b\u3057\u3066\u3044\u308b\u30b1\u30fc\u30b9\u304c\u591a\u3044\u3067\u3059\uff0e\u30cf\u30fc\u30c9\u30c7\u30a3\u30b9\u30af\u306e\u6545\u969c\u306f\uff0c\u3082\u3061\u308d\u3093\u4f7f\u7528\u983b\u5ea6\u306b\u3082\u4f9d\u5b58\u3057\u307e\u3059\u304c\uff0c\u6e29\u5ea6\u3068\u901a\u96fb\u6642\u9593\u306e\u307b\u3046\u304c\u5927\u304d\u306a\u8981\u7d20\u3060\u3068\u601d\u3044\u307e\u3059\uff0e<br \/>\nSoftware RAID\u306e\u30b5\u30fc\u30d0\u30fc\u306a\u3069\u306e\u8907\u96d1\u306a\u30b7\u30b9\u30c6\u30e0\u3067\uff0c(RAID\u3067\u306a\u3044) Root partition\u304c\u6545\u969c\u3057\u305f\u5834\u5408\uff0c\u30a8\u30e9\u30a4\u4e8b\u306b\u306a\u308a\u307e\u3059\uff0e\u79c1\u306f\uff0c\u4f55\u5ea6\u304b\u975eRAID\u306eRoot\u30c7\u30a3\u30b9\u30af\u306e\u624b\u629c\u304d\u30b7\u30b9\u30c6\u30e0\u306e\u6545\u969c\u306b\u906d\u9047\u3057\u305f\u3053\u3068\u304c\u3042\u308a\u307e\u3059\u304c\uff0c\u6700\u7d42\u7684\u306b\u306f\uff0c\u30d5\u30a1\u30a4\u30eb\u3092\u6551\u51fa\u3067\u304d\u308b\u3060\u3051\u6551\u51fa\u3057\u3066\uff0c\u305d\u306e\u30b7\u30b9\u30c6\u30e0\u306f\u3042\u304d\u3089\u3081\u30c7\u30a3\u30b9\u30af\u3092\u4ea4\u63db\u3057\u3066\u30af\u30ea\u30fc\u30f3\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u3068\u306a\u308a\uff0cRAID\u306e\u6069\u6075\u304c\u4f55\u3089\u53d7\u3051\u3089\u308c\u307e\u305b\u3093\uff0e<\/p>\n<h2>\u30c1\u30c3\u30d7\u5f0f\u306eRAID\u30b3\u30f3\u30c8\u30ed\u30fc\u30e9\u30fc\u3092\u4f7f\u308f\u306a\u3044<\/h2>\n<p>\u304a\u624b\u8efd\u7c21\u5358\u3067\u826f\u3044\u306e\u3067\u3059\u304c\uff0c\u30cf\u30fc\u30c9\u30c7\u30a3\u30b9\u30af\u306e\u5065\u5eb7\u72b6\u614b\u3092\u76e3\u8996\u3059\u308b\u305f\u3081\u306e\u30c4\u30fc\u30eb\u3092\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\uff0e\u30b3\u30f3\u30c8\u30ed\u30fc\u30e9\u30fc\uff11\u500b\u304c\u6545\u969c\u3057\u305f\u3089\uff0c\u305d\u308c\u3067\u304a\u624b\u4e0a\u3052\u3068\u306a\u308a\u307e\u3059\uff0e\u305d\u3057\u3066\uff0c\u540c\u3058\u30b3\u30f3\u30c8\u30ed\u30fc\u30e9\u30fc\u306f\u624b\u306b\u5165\u308a\u307e\u305b\u3093\u3088^^;<\/p>\n<h2>initrd\u306f\u4f7f\u308f\u306a\u3044<\/h2>\n<p>\u3069\u3046\u3057\u3066\u3082\u4f7f\u308f\u306a\u3051\u308c\u3070\u306a\u3089\u306a\u3044\u30b1\u30fc\u30b9\u4ee5\u5916\u306f\uff0c\u30b7\u30b9\u30c6\u30e0\u3092\u8907\u96d1\u306b\u3059\u308b\u3068\u3044\u3046\u7406\u7531\u304b\u3089\uff0cinitrd\u306e\u4f7f\u7528\u306f\u907f\u3051\u305f\u65b9\u304c\u826f\u3044\u3067\u3059\uff0einitrd\u304c\u4fdd\u5b58\u3057\u3066\u3042\u308b\u90e8\u5206\u304c\u4f7f\u7528\u4e0d\u80fd\u3060\u3068\uff0c\u4fee\u5fa9\u4f5c\u696d\u304c\u975e\u5e38\u306b\u305f\u3044\u3078\u3093\u306b\u306a\u308b\u5834\u5408\u304c\u3042\u308a\u307e\u3059\uff08\u3044\u3084\uff0c\u9593\u9055\u3044\u306a\u304f\u305f\u3044\u3078\u3093^^; \uff09\uff0e<\/p>\n<p>Kernel 2.6.x\u4ee5\u964d\u3067\u306f\uff0cinitrd\u3092Kernel\u306e\u5727\u7e2e\u30d5\u30a1\u30a4\u30eb\u306b\u542b\u3081\u3089\u308c\u308b\u306e\u3067\uff0c\u304b\u3064\u3066\u3088\u308a\u306f\u72b6\u6cc1\u306f\u6539\u5584\u3057\u307e\u3057\u305f\uff0e\u3057\u304b\u3057\uff0c\u5fa9\u65e7\u4f5c\u696d\u3067\uff0c\u30e2\u30b8\u30e5\u30fc\u30eb\u306e\u5165\u308c\u66ff\u3048\u306a\u3069\u304c\u5fc5\u8981\u306a\u5834\u5408\u3081\u3093\u3069\u3046\u306a\u306e\u3067\uff0c\u3069\u3046\u3057\u3066\u3082\u5fc5\u8981\u3068\u3044\u3046\u3053\u3068\u3067\u306a\u3051\u308c\u3070\u907f\u3051\u305f\u65b9\u304c\u3044\u3044\u3068\u3044\u3046\u8003\u3048\u306f\u5909\u308f\u308a\u307e\u305b\u3093\uff0e<\/p>\n<p>\u4ee5\u4e0a\u304b\u3089\uff0c\u4eca\u65e5\u7684\u306b\u306f\uff0c\u5927\u5bb9\u91cf\u306e\u30b7\u30ea\u30a2\u30ebATA\u306e\u30c7\u30a3\u30b9\u30af\u3092\uff12\u53f0\u4f7f\u3063\u305fRAID Level 1\u3068\u3059\u308b\u306e\u304c\u4e00\u756a\u5b89\u304f\u3066\u5f37\u3044\u30b7\u30b9\u30c6\u30e0\u3068\u601d\u3044\u307e\u3059\uff0e\u30b7\u30ea\u30a2\u30ebATA\u306e\u30b3\u30f3\u30c8\u30ed\u30fc\u30e9\u30fc\u3092\u5897\u8a2d\u3057\u3066\uff0c\uff12\u53f0\u306e\u30c7\u30a3\u30b9\u30af\u306f\u5225\u3005\u306e\u30b3\u30f3\u30c8\u30ed\u30fc\u30e9\u30fc\u304b\u3089\u3064\u306a\u304e\uff0c\u3082\u3061\u308d\u3093\uff0cRoot partition\u3082RAID\u30a2\u30ec\u30fc\u3068\u3057\u307e\u3059\uff0e<\/p>\n<p>\u4ee5\u4e0a\u3092\u307e\u3068\u3081\u307e\u3059\u3068\uff0c<\/p>\n<ol>\n<li>\u30b7\u30b9\u30c6\u30e0\u69cb\u6210\u306f\u306a\u308b\u3079\u304f\u7c21\u7d20\u5316\u3059\u308b<\/li>\n<li>\u30eb\u30fc\u30c8\u30d1\u30fc\u30c6\u30a3\u30b7\u30e7\u30f3\u306f\u5fc5\u305aRAID\u306b\u3059\u308b<\/li>\n<li>\uff11\u3064\u306e\u30d1\u30fc\u30c4\u304c\u58ca\u308c\u305f\u3089\u304a\u624b\u4e0a\u3052\uff0c\u3068\u3044\u3046\u90e8\u5206\u3092\u6b8b\u3055\u306a\u3044<\/li>\n<li>\u30aa\u30f3\u30c1\u30c3\u30d7\uff0c\u30aa\u30f3\u30dc\u30fc\u30c9\u306eRAID\u30b3\u30f3\u30c8\u30ed\u30fc\u30e9\u30fc\u306f\u4f7f\u308f\u306a\u3044<\/li>\n<\/ol>\n<h1>RAID Level\u5225\u306e\u7279\u8272\u30fb\u30b3\u30e1\u30f3\u30c8\u306a\u3069<\/h1>\n<h2>RAID Level 1<\/h2>\n<p>\u516c\u79c1\u3068\u3082\uff0c\u4e3b\u8981\u306aLinux\u30de\u30b7\u30f3\u306f\uff0cRAID\u5316\u3057\u3066\u3044\u307e\u3059\uff0e\u307f\u306a\uff0cSoftware RAID\u3067\u3082\u3061\u308d\u3093Root partition\u3082RAID\u306b\u3057\u3066\u3044\u307e\u3059\uff0eRAID Level 5\u304c\uff12\u53f0\u3067\u3042\u3068\u306f\uff0cLevel 1\u3067\u3059\uff0e<\/p>\n<p>\u500b\u4eba\u3084\u5c11\u4eba\u6570\u30b0\u30eb\u30fc\u30d7\u7528\u306e\u30de\u30b7\u30f3\u306b\u306f\uff0cRAID Level 1\u304c\u9069\u3057\u3066\u3044\u308b\u3068\u601d\u3044\u307e\u3059\uff0e\u305d\u306e\u30e1\u30ea\u30c3\u30c8\u306f\uff0c<\/p>\n<ul>\n<li>\u30cf\u30fc\u30c9\u30c7\u30a3\u30b9\u30af\uff12\u53f0\u3067\u7d44\u3081\u308b<\/li>\n<li>\u30c7\u30a3\u30b9\u30af\uff11\u53f0\u3067\u3082\u52d5\u304f<\/li>\n<li>\u30b9\u30ca\u30c3\u30d7\u30b7\u30e7\u30c3\u30c8\u306e\u4fdd\u5b58<\/li>\n<li>\u5371\u967a\u306aupdate\u306e\u5b9f\u884c\u524d\u306e\u72b6\u614b\u306e\u4fdd\u5b58<\/li>\n<\/ul>\n<p>\u3068\u3044\u3046\u3053\u3068\u3067\u3059\uff0e\u3053\u306e\uff12\u756a\u76ee\u306e\u30c7\u30a3\u30b9\u30af\uff11\u53f0\u3067\u52d5\u304f\u3068\u3044\u3046\u306e\u306f\uff0c\u3059\u3054\u3044\u3053\u3068\u3067\uff0c\u6b63\u5e38\u306b\u30b7\u30f3\u30af\u30ed\u3055\u308c\u3066\u3044\u308b\u30a2\u30ec\u30fc\u306e\uff12\u53f0\u306e\u30c7\u30a3\u30b9\u30af\u306e\u3072\u3068\u3064\u3092\u5225\u306e\u30de\u30b7\u30f3\u306b\u5165\u308c\u308b\u3068\uff0c\u305d\u306e\u307e\u3093\u307e\u52d5\u304f\u306e\u3067\u3059\uff0e\u65b0\u305f\u306a\u30c7\u30a3\u30b9\u30af\u3092\u305d\u308c\u305e\u308c\u306e\u30de\u30b7\u30f3\u306b\u4ed8\u3051\u308c\u3070\u305d\u308c\u305e\u308c\u304cRAID Level 1\u3068\u3057\u3066\u52d5\u304d\u307e\u3059\uff0e\u5b8c\u74a7\u306a\u30af\u30ed\u30fc\u30f3\u306e\u8a95\u751f\u3067\u3059\uff0e<\/p>\n<p>\u3053\u306e\u3088\u3046\u306b\u300c\u5897\u6b96\u300d\u3067\u304d\u307e\u3059\u3057\uff0c\u7247\u65b9\u3092\u5916\u3057\u3066\u6238\u68da\u306b\u3057\u307e\u3063\u3066\u304a\u3051\u3070\uff08\u3082\u3061\u308d\u3093PC\u306b\u306f\u5225\u306e\u30c7\u30a3\u30b9\u30af\u3092\u4ed8\u3051\u307e\u3059\uff09\uff0c\u5b8c\u74a7\u306a\u300c\u30b9\u30ca\u30c3\u30d7\u30b7\u30e7\u30c3\u30c8\u300d\u3068\u3057\u3066\u306e\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u306b\u306a\u308a\u307e\u3059\uff0e<\/p>\n<p>Software RAID\u306f\uff0cATA, S-ATA, IEEE-1394, USB, SCSI\u306a\u3069\u6df7\u5728\u3067\u304d\u307e\u3059\u304b\u3089\uff0c\u3053\u306e\u30b9\u30ca\u30c3\u30d7\u30b7\u30e7\u30c3\u30c8\u7684\u306a\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u306f\uff0c\u67d4\u8edf\u6027\u3082\u3042\u308a\u307e\u3059\uff0e\u3082\u3061\u308d\u3093\uff0c\u30b9\u30da\u30a2\u30c7\u30a3\u30b9\u30af\u3092\u5185\u8535\u3055\u305b\u3066\u304a\u3051\u3070\uff0c\u540c\u69d8\u306e\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u304c\uff0c\u843d\u96f7\u306a\u3069\u3067\uff0c\u5168\u90e8\u540c\u6642\u306b\u58ca\u308c\u308b\u3053\u3068\u3082\u3042\u308a\u307e\u3059\u304b\u3089\uff0c\u5916\u4ed8\u3051\uff08\u53d6\u308a\u5916\u3057\u306b\u3088\u308b\u4ea4\u63db\uff09\u306e\u307b\u3046\u304c\u3088\u308a\u5b89\u5fc3\u3067\u3059\uff0e<\/p>\n<p>\u305d\u3057\u3066\uff0cGLIBC\u306a\u3069\uff0cinstall\u306b\u5931\u6557\u3057\u305f\u3089\u30b7\u30b9\u30c6\u30e0\u306eboot\u306f\u304a\u308d\u304b\uff0c\u4fee\u5fa9\u3082\u56f0\u96e3\u306b\u306a\u308b\u57fa\u672c\u30bd\u30d5\u30c8\u306eupdate\u306e\u5834\u5408\uff0c\u7247\u5074\u306e\u30c7\u30a3\u30b9\u30af\u306e\u63a5\u7d9a\u3092\u5916\u3057\u3066\u30d6\u30fc\u30c8\u3055\u305b\u3066\uff0cinstall\u3057\u307e\u3059\uff0e\u6210\u529f\u3057\u305f\u3089\uff0c\u5916\u3057\u305f\u30c7\u30a3\u30b9\u30af\u3092\u63a5\u7d9a\u3057\u3066\u8d77\u52d5\u3055\u305b\u3066\uff0craidhotadd\u3055\u305b\u308c\u3070\u3088\u3044\u3057\uff0c\u5931\u6557\u3057\u305f\u3089\uff0c\u4eca\u5ea6\u306f\u5916\u3057\u3066\uff0cupdate\u3057\u306a\u304b\u3063\u305f\u30c7\u30a3\u30b9\u30af\u3067\u8d77\u52d5\u3057\u3066\uff0c\u5931\u6557\u3057\u305f\u30c7\u30a3\u30b9\u30af\u3092\u3042\u3068\u3067raidhotadd\u3059\u308c\u3070\u3088\u3044\u3067\u3059\uff0e<br \/>\nWed, 27 Apr 2005, 2007-04-22<\/p>\n<p>2008-03-11\u306e\u6ce8<br \/>\n\u4eca\u65e5\u3067\u306fraidtools\u306fobsolete\u3068\u306a\u308a\uff0cmdadm\u3092\u4f7f\u3044\u307e\u3059\uff0e<\/p>\n<h2>RAID Level 5\u30002005-10-05<\/h2>\n<p>\u4eca\u65e5\u3067\u306f\u30cf\u30fc\u30c9\u30c7\u30a3\u30b9\u30af\u304c\u5927\u5bb9\u91cf\u5316\u3057\u3066\uff0c\u4e00\u751f\u304b\u304b\u3063\u3066\u3082\u30c7\u30fc\u30bf\u3067\u57cb\u3081\u5c3d\u304f\u305b\u306a\u3044\u307b\u3069\u306b\u306a\u3063\u3066\u3057\u307e\u3044\u307e\u3057\u305f\u304b\u3089\uff0c\u305f\u3044\u3066\u3044\u306fRAID Level 1\u3067\u4e8b\u8db3\u308a\u307e\u3059\uff0e<\/p>\n<p>\u3057\u304b\u3057\uff0cRAID Level 5\u306b\u306f\uff0c\u4f7f\u3044\u9053\u304c\u3042\u308a\u307e\u3059\uff0e\u305d\u308c\u306f\uff0c\u30c7\u30fc\u30bf\u306e\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u30fc\u5411\u4e0a\u3067\u3059\uff0e\uff11\u3064\u306e\u30c7\u30a3\u30b9\u30af\u304c\u58ca\u308c\u305f\u5834\u5408\uff0c\u4e2d\u8eab\u306e\u5fc3\u914d\u306a\u3057\u306b\u5ec3\u68c4\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\uff0e<\/p>\n<p>RAID Level 5\u306e\uff11\u53f0\u306e\u30c7\u30a3\u30b9\u30af\u304b\u3089\u306f1 byte\u305f\u308a\u3068\u3082\uff0c\u30c7\u30fc\u30bf\u306f\u8aad\u307f\u51fa\u305b\u307e\u305b\u3093\uff0e\u305d\u3057\u3066\uff0cRAID Level 5\u4ee5\u5916\u306e\u201c\u58ca\u308c\u305f\u201d\u30c7\u30a3\u30b9\u30af\u3067\u306f\uff0c\u5ec3\u68c4\u524d\u306b\u4e2d\u8eab\u3092\u5b8c\u5168\u306b\u6d88\u3059\u3053\u3068\u306f\u3067\u304d\u307e\u305b\u3093^^;<\/p>\n<p>\u3067\u3059\u304b\u3089\uff0c\u500b\u4eba\u7684\u306a\u60c5\u5831\u3084\u696d\u52d9\u306e\u60c5\u5831\u3092\u4fdd\u5b58\u3059\u308b\u306e\u306b\u826f\u3044\u3068\u601d\u3044\u307e\u3059\uff0eSerial-ATA\u304c\u4e3b\u6d41\u306b\u306a\u3063\u3066\uff13\uff0c\uff14\u53f0\u306e\u30c7\u30a3\u30b9\u30af\u3092PC\u306e\u5185\u5916\u306b\u8a2d\u7f6e\u3059\u308b\u306e\u3082\u305f\u3084\u3059\u3044\u3067\u3059\uff0e<\/p>\n<h2>Multipath\u30002011-08-18<\/h2>\n<p>Multipath\u3092\u521d\u3081\u3066\u8a66\u3057\u3066\u307f\u307e\u3057\u305f\uff0e\u3067\u304d\u3042\u304c\u308a\u306e\u69cb\u6210\u306f\uff0c<\/p>\n<pre> md1 : active raid1 sdb2[0] sdc2[1]\n 4891712 blocks [2\/2] [UU]\n md3 : active raid5 sdc3[0] md0[2] sdb3[1]\n 611337344 blocks level 5, 64k chunk, algorithm 2 [3\/3] [UUU]\n md0 : active raid0 sda1[0] sdd1[1]\n 316359744 blocks 64k chunks<\/pre>\n<p>\u3068\u306a\u3063\u3066\u3044\u3066\uff0cmd1\u306f\uff0c\/boot\u3068\u3057\u3066\uff0cKernel\u30a4\u30e1\u30fc\u30b8\u3092\u4fdd\u5b58\uff0cmd0\u306f\uff0c160GBx2\u3092\u30b9\u30c8\u30e9\u30a4\u30d4\u30f3\u30b0(RAID Level 0)\u3057\uff0c320GB\u3068\u3057\u3066\uff0c\u4ed6\u306e\uff12\u6a5f\u306e320GB\u3068\u5408\u308f\u305b\u3066\uff0cRAID Level 5\u306emd3(ROOT)\u3092\u69cb\u6210\u3057\u3066\u3044\u307e\u3059\uff0e<\/p>\n<p>\u8d77\u52d5\u6642\u306eKernel\u8a8d\u8b58\u306b\u4efb\u305b\u304d\u308b\u3068\uff0cmd3\u304c\u5148\u306b\u69cb\u6210\u3055\u308c\u3066\uff0cmd0\u304c\u8131\u843d\u3057\u305f\u5f62\u3067\u8d77\u52d5\u3057\u307e\u3059\u306e\u3067\uff0cinitrd\u3092\u4ed5\u8fbc\u307f\uff0cinit\u3067\uff0c<\/p>\n<pre>if [ -x \/sbin\/mdadm ]; then\n\/sbin\/mdadm -s\n\/sbin\/mdadm -E -s &gt;\/etc\/mdadm.conf\n\n# The next 3 lines were added by the author.\n\/sbin\/mdadm -A \/dev\/md0 \/dev\/sda1 \/dev\/sdd1\nsleep 3\n\/sbin\/mdadm -A \/dev\/md3 \/dev\/sdb3 \/dev\/sdc3 \/dev\/md0\n\n\/sbin\/mdadm -A -s\nfi<\/pre>\n<p>\u3068\u3057\u3066\u3044\u307e\u3059\uff08\u8981\u306f\uff0c\u3082\u3068\u3082\u3068\u3042\u308bmdadm -A -s\u306e\u524d\u306bmd0, md3\u306e\u9806\u3067RAID\u3092\u8d77\u52d5(=arrange)\u3055\u305b\u308b\uff09\uff0e<\/p>\n<p>\uff14\u6a5f\u306e\u30c7\u30a3\u30b9\u30af\u306e\u3046\u3061\uff11\u53f0\u304c\u30c8\u30e9\u30d6\u3063\u305f\u6642\u70b9\u3067\uff0c\u5197\u9577\u6027\u304c\u30bc\u30ed\u3068\u306a\u308a\u307e\u3059\uff0e<\/p>\n<h1>mdadm\u30002007-08-07<\/h1>\n<p>RAIDTOOLS\u306e\u30e1\u30f3\u30c6\u306f\u7d42\u308f\u308a\uff0cmdadm\u3092\u4f7f\u3046\u3088\u3046\u306b\u306a\u3063\u305f\uff08\u4f7f\u3046\u3057\u304b\u306a\u304f\u306a\u3063\u305f^^; \uff09\uff0e<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u57fa\u672c\u7684\u306a\u8003\u3048\u65b9 \u5f53\u30da\u30fc\u30b8\u306f\uff0c2000\u5e74\u304b\u30892008\u5e74\u304f\u3089\u3044\u306bWiki\u306b\u66f8\u3044\u3066\u3044\u305f\u3082\u306e\u30922014\u5e744\u6708\u306b\uff0c\u5f53WordPress\u306b\u79fb\u3057\u305f\u3082\u306e\u3067\u3059\uff0e\u5185\u5bb9\u7684\u306b\u306f\u9673\u8150\u5316\u3057\u3066\u3044\u308b\u90e8\u5206\u3082\u3042\u308b\u3068\u601d\u3044\u307e\u3059\uff0e \u3042\u304f\u307e\u3067\uff0c\u4ed6\u4eba\u69d8\u306e\u304a\u5f79\u306b\u7acb\u3064\u3068\u8a00\u3046\u3088\u308a\u306f\uff0c\u81ea\u5206\u306e\u30e1\u30e2\u3067\u3059\uff0e \u3055\u3066\u672c\u984c\u306b\u5165\u308a\u307e\u3059\uff0eLinux\u306eHowto\u30b7\u30ea\u30fc\u30ba\u306b\u3042\u3063\u305f\uff0cSoftware RAID\u306b\u95a2\u3059\u308bHowto\u306b\u8a18\u3055\u308c\u3066\u3044\u305f\u8003\u3048\u65b9\u304c\uff0c\u79c1\u306e\u57fa\u790e\u3067\u3059\uff0e \u3057\u304b\u3057\uff0c\u95a2\u4fc2\u306eHowto\u306e\u66f4\u65b0\u304c\u884c\u308f\u308c\u305a\u9673\u8150\u5316\u3057\u3066\u3057\u307e\u3063\u305f\u3088\u3046\u3067\u3059\uff0e\u6b63\u5f0f\u306b\u6b8b\u3063\u3066\u3044\u308b\u306e\u3082\uff0cRoot-RAID-Howto\u306e\u307f\u3067\uff0c\u305d\u308c\u3082Obsolete\u3067\u3042\u308b\u65e8\u6ce8\u91c8\u304c\u4ed8\u3044\u3066\u3044\u307e\u3059\uff0e \u73fe\u5728\u306f\uff0cRAID\u95a2\u4fc2\u306eHowto\u306f\uff0cWiki\u306b\u30e1\u30f3\u30c6\u3055\u308c\u3066\u3044\u307e\u3059\uff0e \u304b\u308c\u3053\u308c\uff0c10\u4ee5\u4e0a\u306e\u5b9f\u7528\u7684\u306a^^; RAID\u30b7\u30b9\u30c6\u30e0\u3092\u7d44\u307f\u4e0a\u3052\uff0c\u7ba1\u7406\u3057\u3066\u304d\u305f\u7d4c\u9a13\u304b\u3089\uff0c\u56fa\u307e\u3063\u3066\u304d\u305f\u8003\u3048\u65b9\u3092\u307e\u3068\u3081\u3066\u307f\u307e\u3059\uff0e \u3069\u3053\u304c\u58ca\u308c\u308b\u304b \u307e\u305a\uff0c\u3069\u3053\u304c\u58ca\u308c\u308b\u304b\u3092\u60f3\u5b9a\u3059\u308b\u3053\u3068\u304c\u91cd\u8981\u3067\u3059\uff0eRAID\u30a2\u30ec\u30fc\u304a\u3088\u3073\u95a2\u9023\u30b7\u30b9\u30c6\u30e0\u306e\u4fee\u5fa9\u304c\u5fc5\u8981\u306b\u306a\u308b\u306e\u306f\u6b21\u306e\u30b1\u30fc\u30b9\u3067\u3059\uff0e \u30cf\u30fc\u30c9\u30c7\u30a3\u30b9\u30af\u306e\u6545\u969c \u30c7\u30a3\u30b9\u30af\u30b3\u30f3\u30c8\u30ed\u30fc\u30e9\u30fc\u306e\u6545\u969c \u30e1\u30a4\u30f3\u30dc\u30fc\u30c9(\u30de\u30b6\u30fc\u30dc\u30fc\u30c9\uff0e\u4ee5\u4e0bMB)\u306e\u6545\u969c HDD\u5f0f\u306e\u30d3\u30c7\u30aa\u30ec\u30b3\u30fc\u30c0\u30fc\u304c\u767a\u58f2\u3055\u308c\u3066\u4ee5\u6765\uff0c3.5\u30a4\u30f3\u30c1\u30cf\u30fc\u30c9\u30c7\u30a3\u30b9\u30af\u306e\u54c1\u8cea\u306f\u8457\u3057\u304f\u5411\u4e0a\u3057\u3066\u6545\u969c\u3059\u308b\u7387\u304c\u975e\u5e38\u306b\u4f4e\u304f\u306a\u308a\u307e\u3057\u305f(MTBF\u304c\u5927\u5e45\u306b\u5411\u4e0a)\uff0e\u7d71\u8a08\u7684\u306a\u3053\u3068\u306f\u8a00\u3048\u307e\u305b\u3093\u304c\uff0c\u7d4c\u9a13\u7684\u306b\u306f\uff0c\u30e1\u30a4\u30f3\u30dc\u30fc\u30c9\u306e\u6545\u969c\u3068\u30cf\u30fc\u30c9\u30c7\u30a3\u30b9\u30af\u306e\u6545\u969c\u306e\u983b\u5ea6\u306f\u5927\u5dee\u306a\u3044\u3088\u3046\u306b\u601d\u3044\u307e\u3059\uff0e\u305d\u3057\u3066\uff0c\u30b3\u30f3\u30c8\u30ed\u30fc\u30e9\u30fc\u304c\u4e00\u756a\u58ca\u308c\u306b\u304f\u3044\uff08\u305f\u3060\u3057\uff0c\u30b3\u30f3\u30c8\u30ed\u30fc\u30e9\u30fc\u3082PCI\u30d0\u30b9\u306b\u5dee\u3057\u305f\u3082\u306e\u3088\u308a\u3082MB\u4e0a\u306e\u30aa\u30f3\u30dc\u30fc\u30c9\u306e\u3082\u306e\u304c\u58ca\u308c\u308b\u30b1\u30fc\u30b9\u306e\u307b\u3046\u304c\u591a\u3044\u306e\u3067\u3084\u3063\u304b\u3044\uff09\uff0e \u5bff\u547d\u304c\u9577\u304f\u306a\u308a\u307e\u3059\u304b\u3089\uff0c\u58ca\u308c\u305f\u3068\u304d\u306b\u540c\u3058\u30cf\u30fc\u30c9\u30c7\u30a3\u30b9\u30af\uff0cMB, \u30b3\u30f3\u30c8\u30ed\u30fc\u30e9\u30fc\u306f\u5165\u624b\u4e0d\u53ef\u80fd\u3068\u8003\u3048\u306a\u3051\u308c\u3070\u3044\u3051\u307e\u305b\u3093\uff0e\u3057\u305f\u304c\u3063\u3066\uff0c\u5185\u90e8\u3067\u4f55\u3092\u3084\u3063\u3066\u3044\u308b\u304b\u89e3\u3089\u306a\u3044\u30c1\u30c3\u30d7\u7d44\u307f\u8fbc\u307f\u5f0f\u306eRAID\u30b3\u30f3\u30c8\u30ed\u30fc\u30e9\u30fc(MB\u7d44\u307f\u8fbc\u307f\u3082\u542b\u3081\u3066)\u306f\u907f\u3051\u305f\u307b\u3046\u304c\u7121\u96e3\u3067\u3059\uff0e \u7d44\u307f\u8fbc\u307fRAID\u30b3\u30f3\u30c8\u30ed\u30fc\u30e9\u30fc\u304c\u4ed8\u3044\u3066\u3044\u3066\u3082\u4f7f\u308f\u306a\u3051\u308c\u3070\u826f\u3044\u3093\u3067\u3059\uff0e\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u7684\u306b\u3082\uff0cSoftware RAID\u306e\u307b\u3046\u304c\u30aa\u30f3\u30c1\u30c3\u30d7RAID\u3088\u308a\u305f\u3044\u3066\u3044\u3044\u3044\u305d\u3046\u3067\u3059\uff0eCore i5\/i7\u3092 \u4f7f\u3063\u3066\u3044\u308c\u3070\uff0c\u9ad8\u6027\u80fd\u306aCPU\u304c\u6687\u3092\u3082\u3066\u3042\u307e\u3057\u3066\u3044\u307e\u3059\u304b\u3089^^; \u305f\u3044\u3066\u3044\uff0c\u4e00\u756a\u58ca\u308c\u3066\u6b32\u3057\u304f\u306a\u3044\u3068\u3053\u308d\u304c\u58ca\u308c\u307e\u3059\uff0e \u3069\u3046\u7d44\u3080\u304b \u306a\u308b\u3079\u304f\u5c11\u306a\u3044\u69cb\u6210\u8981\u7d20\u3067\u7d44\u3080 \u3053\u308c\u306f\uff0c\u57fa\u672c\u4e2d\u306e\u57fa\u672c\u3067\u3059\uff0eRAID\u30b7\u30b9\u30c6\u30e0\u306e\u4fee\u7406\u304c\u5fc5\u8981\u306b\u306a\u308b\u306e\u306f\uff0c\u69cb\u6210\u8981\u7d20\u306e\u3069\u308c\u304b\u304c\u3072\u3068\u3064\u304c\u6545\u969c\u3057\u305f\u5834\u5408\u3067\u3059\uff0e\u30b7\u30b9\u30c6\u30e0\u3068\u3057\u3066\u306e\u6545\u969c\u7387\u306f\uff0c\u6982\u306d\u305d\u308c\u305e\u308c\u306e\u69cb\u6210\u8981\u7d20\u306e\u6545\u969c\u7387\u306e\u548c\u306b\u306a\u308a\u307e\u3059\uff0e\u30cf\u30fc\u30c9\u30c7\u30a3\u30b9\u30af\u3092\u591a\u6570\u30b1\u30fc\u30b9\u306b\u8a70\u3081\u8fbc\u3080\u3068\u71b1\u7684\u306b\u53b3\u3057\u3044\u74b0\u5883\u3068\u306a\u3063\u3066\u30cf\u30fc\u30c9\u30c7\u30a3\u30b9\u30af\u306e\u5bff\u547d\u3092\u7e2e\u3081\u307e\u3059\uff0e \u30a4\u30f3\u30bf\u30fc\u30d5\u30a7\u30fc\u30b9\u3092\u5206\u3051\u308b \u3053\u308c\u306f\uff0c\u304b\u3064\u3066Howto\u306b\u66f8\u304b\u308c\u3066\u3044\u305f\u30b4\u30fc\u30eb\u30c7\u30f3\u30eb\u30fc\u30eb\u306e\uff11\u3064\u3068\u8a18\u61b6\u3057\u3066\u3044\u307e\u3059\uff0e\u3072\u3068\u3064\u306e\u30b3\u30f3\u30c8\u30ed\u30fc\u30e9\u30fc\u3067\u8907\u6570\u53f0\u306e\u30cf\u30fc\u30c9\u30c7\u30a3\u30b9\u30af\u3092\u63a5\u7d9a\u3057\u3066\u3044\u305f\u5834\u5408\uff0c\u30b3\u30f3\u30c8\u30ed\u30fc\u30e9\u30fc\u304c\u6545\u969c\u3057\u305f\u5834\u5408\uff0c\u305f\u3044\u3066\u3044\u3064\u306a\u304c\u3063\u3066\u3044\u308b\u5168\u3066\u306e\u30c7\u30a3\u30b9\u30af\u304c\u30bd\u30d5\u30c8\u7684\u306b\u540c\u6642\u306b\u7834\u58ca\u3055\u308c\u307e\u3059\uff0e Root partition\u306f\u5fc5\u305aRAID\u306b\u3059\u308b \u3044\u3044\u52a0\u6e1b\u306a\u696d\u8005\u306e\u58f2\u3063\u3066\u3044\u308b\u30b5\u30fc\u30d0\u30fc\u306f\uff0c\/home\u3084\/var\u4ee5\u4e0b\u306a\u3069\uff0c\u30c7\u30fc\u30bf\u9818\u57df\u3092RAID\u306b\u3057\u3066\uff0cRoot partition\u3092\u5358\u7d14\u306a\u30c7\u30a3\u30b9\u30af\u306b\u3057\u3066\u3044\u308b\u30b1\u30fc\u30b9\u304c\u591a\u3044\u3067\u3059\uff0e\u30cf\u30fc\u30c9\u30c7\u30a3\u30b9\u30af\u306e\u6545\u969c\u306f\uff0c\u3082\u3061\u308d\u3093\u4f7f\u7528\u983b\u5ea6\u306b\u3082\u4f9d\u5b58\u3057\u307e\u3059\u304c\uff0c\u6e29\u5ea6\u3068\u901a\u96fb\u6642\u9593\u306e\u307b\u3046\u304c\u5927\u304d\u306a\u8981\u7d20\u3060\u3068\u601d\u3044\u307e\u3059\uff0e Software RAID\u306e\u30b5\u30fc\u30d0\u30fc\u306a\u3069\u306e\u8907\u96d1\u306a\u30b7\u30b9\u30c6\u30e0\u3067\uff0c(RAID\u3067\u306a\u3044) Root partition\u304c\u6545\u969c\u3057\u305f\u5834\u5408\uff0c\u30a8\u30e9\u30a4\u4e8b\u306b\u306a\u308a\u307e\u3059\uff0e\u79c1\u306f\uff0c\u4f55\u5ea6\u304b\u975eRAID\u306eRoot\u30c7\u30a3\u30b9\u30af\u306e\u624b\u629c\u304d\u30b7\u30b9\u30c6\u30e0\u306e\u6545\u969c\u306b\u906d\u9047\u3057\u305f\u3053\u3068\u304c\u3042\u308a\u307e\u3059\u304c\uff0c\u6700\u7d42\u7684\u306b\u306f\uff0c\u30d5\u30a1\u30a4\u30eb\u3092\u6551\u51fa\u3067\u304d\u308b\u3060\u3051\u6551\u51fa\u3057\u3066\uff0c\u305d\u306e\u30b7\u30b9\u30c6\u30e0\u306f\u3042\u304d\u3089\u3081\u30c7\u30a3\u30b9\u30af\u3092\u4ea4\u63db\u3057\u3066\u30af\u30ea\u30fc\u30f3\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u3068\u306a\u308a\uff0cRAID\u306e\u6069\u6075\u304c\u4f55\u3089\u53d7\u3051\u3089\u308c\u307e\u305b\u3093\uff0e \u30c1\u30c3\u30d7\u5f0f\u306eRAID\u30b3\u30f3\u30c8\u30ed\u30fc\u30e9\u30fc\u3092\u4f7f\u308f\u306a\u3044 \u304a\u624b\u8efd\u7c21\u5358\u3067\u826f\u3044\u306e\u3067\u3059\u304c\uff0c\u30cf\u30fc\u30c9\u30c7\u30a3\u30b9\u30af\u306e\u5065\u5eb7\u72b6\u614b\u3092\u76e3\u8996\u3059\u308b\u305f\u3081\u306e\u30c4\u30fc\u30eb\u3092\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\uff0e\u30b3\u30f3\u30c8\u30ed\u30fc\u30e9\u30fc\uff11\u500b\u304c\u6545\u969c\u3057\u305f\u3089\uff0c\u305d\u308c\u3067\u304a\u624b\u4e0a\u3052\u3068\u306a\u308a\u307e\u3059\uff0e\u305d\u3057\u3066\uff0c\u540c\u3058\u30b3\u30f3\u30c8\u30ed\u30fc\u30e9\u30fc\u306f\u624b\u306b\u5165\u308a\u307e\u305b\u3093\u3088^^; initrd\u306f\u4f7f\u308f\u306a\u3044 \u3069\u3046\u3057\u3066\u3082\u4f7f\u308f\u306a\u3051\u308c\u3070\u306a\u3089\u306a\u3044\u30b1\u30fc\u30b9\u4ee5\u5916\u306f\uff0c\u30b7\u30b9\u30c6\u30e0\u3092\u8907\u96d1\u306b\u3059\u308b\u3068\u3044\u3046\u7406\u7531\u304b\u3089\uff0cinitrd\u306e\u4f7f\u7528\u306f\u907f\u3051\u305f\u65b9\u304c\u826f\u3044\u3067\u3059\uff0einitrd\u304c\u4fdd\u5b58\u3057\u3066\u3042\u308b\u90e8\u5206\u304c\u4f7f\u7528\u4e0d\u80fd\u3060\u3068\uff0c\u4fee\u5fa9\u4f5c\u696d\u304c\u975e\u5e38\u306b\u305f\u3044\u3078\u3093\u306b\u306a\u308b\u5834\u5408\u304c\u3042\u308a\u307e\u3059\uff08\u3044\u3084\uff0c\u9593\u9055\u3044\u306a\u304f\u305f\u3044\u3078\u3093^^; \uff09\uff0e Kernel 2.6.x\u4ee5\u964d\u3067\u306f\uff0cinitrd\u3092Kernel\u306e\u5727\u7e2e\u30d5\u30a1\u30a4\u30eb\u306b\u542b\u3081\u3089\u308c\u308b\u306e\u3067\uff0c\u304b\u3064\u3066\u3088\u308a\u306f\u72b6\u6cc1\u306f\u6539\u5584\u3057\u307e\u3057\u305f\uff0e\u3057\u304b\u3057\uff0c\u5fa9\u65e7\u4f5c\u696d\u3067\uff0c\u30e2\u30b8\u30e5\u30fc\u30eb\u306e\u5165\u308c\u66ff\u3048\u306a\u3069\u304c\u5fc5\u8981\u306a\u5834\u5408\u3081\u3093\u3069\u3046\u306a\u306e\u3067\uff0c\u3069\u3046\u3057\u3066\u3082\u5fc5\u8981\u3068\u3044\u3046\u3053\u3068\u3067\u306a\u3051\u308c\u3070\u907f\u3051\u305f\u65b9\u304c\u3044\u3044\u3068\u3044\u3046\u8003\u3048\u306f\u5909\u308f\u308a\u307e\u305b\u3093\uff0e \u4ee5\u4e0a\u304b\u3089\uff0c\u4eca\u65e5\u7684\u306b\u306f\uff0c\u5927\u5bb9\u91cf\u306e\u30b7\u30ea\u30a2\u30ebATA\u306e\u30c7\u30a3\u30b9\u30af\u3092\uff12\u53f0\u4f7f\u3063\u305fRAID Level 1\u3068\u3059\u308b\u306e\u304c\u4e00\u756a\u5b89\u304f\u3066\u5f37\u3044\u30b7\u30b9\u30c6\u30e0\u3068\u601d\u3044\u307e\u3059\uff0e\u30b7\u30ea\u30a2\u30ebATA\u306e\u30b3\u30f3\u30c8\u30ed\u30fc\u30e9\u30fc\u3092\u5897\u8a2d\u3057\u3066\uff0c\uff12\u53f0\u306e\u30c7\u30a3\u30b9\u30af\u306f\u5225\u3005\u306e\u30b3\u30f3\u30c8\u30ed\u30fc\u30e9\u30fc\u304b\u3089\u3064\u306a\u304e\uff0c\u3082\u3061\u308d\u3093\uff0cRoot partition\u3082RAID\u30a2\u30ec\u30fc\u3068\u3057\u307e\u3059\uff0e \u4ee5\u4e0a\u3092\u307e\u3068\u3081\u307e\u3059\u3068\uff0c \u30b7\u30b9\u30c6\u30e0\u69cb\u6210\u306f\u306a\u308b\u3079\u304f\u7c21\u7d20\u5316\u3059\u308b \u30eb\u30fc\u30c8\u30d1\u30fc\u30c6\u30a3\u30b7\u30e7\u30f3\u306f\u5fc5\u305aRAID\u306b\u3059\u308b \uff11\u3064\u306e\u30d1\u30fc\u30c4\u304c\u58ca\u308c\u305f\u3089\u304a\u624b\u4e0a\u3052\uff0c\u3068\u3044\u3046\u90e8\u5206\u3092\u6b8b\u3055\u306a\u3044 \u30aa\u30f3\u30c1\u30c3\u30d7\uff0c\u30aa\u30f3\u30dc\u30fc\u30c9\u306eRAID\u30b3\u30f3\u30c8\u30ed\u30fc\u30e9\u30fc\u306f\u4f7f\u308f\u306a\u3044 RAID Level\u5225\u306e\u7279\u8272\u30fb\u30b3\u30e1\u30f3\u30c8\u306a\u3069 RAID Level &hellip; <a href=\"https:\/\/je1sgh.mydns.jp\/?page_id=1972\" class=\"more-link\">Continue reading<span class=\"screen-reader-text\"> &#8220;RAID>\u57fa\u672c\u7684\u306a\u8003\u3048\u65b9&#8221;<\/span><\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"parent":1969,"menu_order":1,"comment_status":"closed","ping_status":"open","template":"","meta":{"footnotes":""},"class_list":["post-1972","page","type-page","status-publish","hentry"],"_links":{"self":[{"href":"https:\/\/je1sgh.mydns.jp\/index.php?rest_route=\/wp\/v2\/pages\/1972","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/je1sgh.mydns.jp\/index.php?rest_route=\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/je1sgh.mydns.jp\/index.php?rest_route=\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/je1sgh.mydns.jp\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/je1sgh.mydns.jp\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=1972"}],"version-history":[{"count":0,"href":"https:\/\/je1sgh.mydns.jp\/index.php?rest_route=\/wp\/v2\/pages\/1972\/revisions"}],"up":[{"embeddable":true,"href":"https:\/\/je1sgh.mydns.jp\/index.php?rest_route=\/wp\/v2\/pages\/1969"}],"wp:attachment":[{"href":"https:\/\/je1sgh.mydns.jp\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=1972"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}