{"id":346,"date":"2014-10-02T02:42:13","date_gmt":"2014-10-01T17:42:13","guid":{"rendered":"http:\/\/www.dracula.mydns.jp\/blog\/?p=346"},"modified":"2014-10-09T12:33:28","modified_gmt":"2014-10-09T03:33:28","slug":"centos%ef%bc%97%e3%81%a7%e3%82%bd%e3%83%95%e3%83%88%e3%82%a6%e3%82%a7%e3%82%a2raid%ef%bc%91%e3%81%97%e3%81%a6%e3%81%bf%e3%82%8b","status":"publish","type":"post","link":"https:\/\/www.dracula.mydns.jp\/blog\/?p=346","title":{"rendered":"CentOS\uff17\u3067\u30bd\u30d5\u30c8\u30a6\u30a7\u30a2RAID\uff11\u3057\u3066\u307f\u308b"},"content":{"rendered":"<p>\u5148\u65e5NFS\u3092\u69cb\u7bc9\u3057\u3066ESXi\u304b\u3089\u30de\u30a6\u30f3\u30c8\u3059\u308b\u3068\u3044\u3046\u8a18\u4e8b\u3092\u66f8\u3044\u305f\u3002<br \/>\n\u5b9f\u306fNFS\u306f\u30bd\u30d5\u30c8\u30a6\u30a7\u30a2RAID1\u3092\u7d44\u3093\u3067\u3044\u308b\u3002<\/p>\n<p>\u305f\u307e\u306b\u3057\u304b\u3084\u3089\u3089\u306a\u3044\u306e\u3067\u5099\u5fd8\u3002<br \/>\n\u3042\u3089\u304b\u3058\u3081CentOS\u3092\u5165\u308c\u3066\u3042\u3063\u305fPC\u306b\u5f8c\u304b\u3089HDD\u3092\uff12\u3064\u5897\u8a2d\u3057\u305f\u3002<br \/>\n\u3053\u306e\uff12\u3064\u3067RAID\u3092\u7d44\u3080\u3053\u3068\u306b\u3059\u308b\u3002<br \/>\nNFS\u3067\u516c\u958b\u3059\u308b\u9818\u57df\u3060\u3051RAID\u306b\u3057\u3066\u307e\u3059\u3002<\/p>\n<p>\u307e\u305a\u306f\u5fc5\u8981\u306a\u3082\u306e\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb<\/p>\n<pre class=\"brush: bash; title: ; notranslate\" title=\"\">\r\n$ yum install mdadm\r\n<\/pre>\n<p>\u8ffd\u52a0\u3057\u305fHDD\u306e\u30c7\u30d0\u30a4\u30b9\u30d5\u30a1\u30a4\u30eb\u3092\u78ba\u8a8d\u3059\u308b<\/p>\n<pre class=\"brush: bash; title: ; notranslate\" title=\"\">\r\n$ fdisk -l\r\n\r\nDisk \/dev\/sda: 500.1 GB, 500107862016 bytes, 976773168 sectors\r\nUnits = sectors of 1 * 512 = 512 bytes\r\nSector size (logical\/physical): 512 bytes \/ 512 bytes\r\nI\/O \u30b5\u30a4\u30ba (\u6700\u5c0f \/ \u63a8\u5968): 512 \u30d0\u30a4\u30c8 \/ 512 \u30d0\u30a4\u30c8\r\nDisk label type: dos\r\n\u30c7\u30a3\u30b9\u30af\u8b58\u5225\u5b50: 0x00045e9d\r\n\r\n\u30c7\u30d0\u30a4\u30b9 \u30d6\u30fc\u30c8      \u59cb\u70b9        \u7d42\u70b9     \u30d6\u30ed\u30c3\u30af   Id  \u30b7\u30b9\u30c6\u30e0\r\n\/dev\/sda1   *        2048     1026047      512000   83  Linux\r\n\/dev\/sda2         1026048   976773119   487873536   8e  Linux LVM\r\n\r\n Disk \/dev\/sdb: 2000.4 GB, 2000398934016 bytes, 3907029168 sectors\r\nUnits = sectors of 1 * 512 = 512 bytes\r\nSector size (logical\/physical): 512 bytes \/ 4096 bytes\r\nI\/O \u30b5\u30a4\u30ba (\u6700\u5c0f \/ \u63a8\u5968): 4096 \u30d0\u30a4\u30c8 \/ 4096 \u30d0\u30a4\u30c8\r\nDisk label type: dos\r\n\u30c7\u30a3\u30b9\u30af\u8b58\u5225\u5b50: 0x3f51115e\r\n\r\nDisk \/dev\/sdc: 2000.4 GB, 2000398934016 bytes, 3907029168 sectors\r\nUnits = sectors of 1 * 512 = 512 bytes\r\nSector size (logical\/physical): 512 bytes \/ 4096 bytes\r\nI\/O \u30b5\u30a4\u30ba (\u6700\u5c0f \/ \u63a8\u5968): 4096 \u30d0\u30a4\u30c8 \/ 4096 \u30d0\u30a4\u30c8\r\nDisk label type: dos\r\n\u30c7\u30a3\u30b9\u30af\u8b58\u5225\u5b50: 0x17246bea\r\n\r\n<\/pre>\n<p>\u3053\u3093\u306a\u611f\u3058\u3067\u51fa\u529b\u3055\u308c\u308b\u3068\u601d\u3046\u3002\u307e\u3042\/dev\/sdb, \/dev\/sdc\u306e\u3088\u3046\u3060\u3002<\/p>\n<p>\u305d\u308c\u305e\u308c\u306b\u30d1\u30fc\u30c6\u30a3\u30b7\u30e7\u30f3\u3092\u5207\u308b\u3002\u3068\u3044\u3063\u3066\u3082\u5168\u90e8\u3067\uff11\u30d1\u30fc\u30c6\u30a3\u30b7\u30e7\u30f3\u306b\u3057\u3066\u3057\u307e\u3046\u3002<br \/>\n\/dev\/sdb,\/dev\/sdc\u4e21\u65b9\u3067\u4ee5\u4e0b\u3092\u3059\u308b\u3002<\/p>\n<p>\u82e5\u5e72\u7701\u7565\u6c17\u5473\u3067\u3002<\/p>\n<pre class=\"brush: bash; title: ; notranslate\" title=\"\">\r\n$ fdisk \/dev\/sdb\r\n\r\n\u30b3\u30de\u30f3\u30c9 : n                         &lt;= NEW\r\n\u30b3\u30de\u30f3\u30c9\u30a2\u30af\u30b7\u30e7\u30f3\r\n   e  \u62e1\u5f35\r\n   p  \u57fa\u672c\u9818\u57df(1-4)\r\np                                    &lt;= \u57fa\u672c\u306b\u3059\u308b\r\n\u9818\u57df\u756a\u53f7(1-4): 1                     &lt;= \u30c7\u30d5\u30a9\u30eb\u30c8\u3067\r\n\u5148\u982d\u30b7\u30ea\u30f3\u30c0(1-xxx\u3001default 1):1     &lt;= \u30c7\u30d5\u30a9\u30eb\u30c8\u3067\r\n\u7d42\u70b9\u30b7\u30ea\u30f3\u30c0(1-xxx  default xxx):xxx &lt;= \u30c7\u30d5\u30a9\u30eb\u30c8\u3067\r\n\r\n\u30b3\u30de\u30f3\u30c9: t                          &lt;= \u30d1\u30fc\u30c6\u30a3\u30b7\u30e7\u30f3ID\u5909\u66f4\r\nselect partition:1                   &lt;=\uff11\u3064\u306a\u306e\u3067\uff11\r\n16\u9032\u30b3\u30fc\u30c9: fd                       &lt;= Linux raid auto\u306e\u30b3\u30fc\u30c9\r\n\r\n\u30b3\u30de\u30f3\u30c9: w                          &lt;=\u66f8\u304d\u8fbc\u3093\u3067\u7d42\u4e86\r\n<\/pre>\n<p>RAID\u30a2\u30ec\u30a4\u306e\u4f5c\u6210<\/p>\n<pre class=\"brush: bash; title: ; notranslate\" title=\"\">\r\n$ mdadm --create \/dev\/md0 --level=1 --raid-device=2 \/dev\/sd&#x5B;bc]\r\n<\/pre>\n<p>\u3054\u306b\u3087\u3054\u306b\u3087\u88cf\u3067\u30a2\u30ec\u30a4\u306e\u69cb\u7bc9\u304c\u59cb\u307e\u308b<\/p>\n<p>\u9032\u6357\u306e\u78ba\u8a8d\u306f\u4ee5\u4e0b\u3067\u3067\u304d\u308b\u3002<\/p>\n<pre class=\"brush: bash; title: ; notranslate\" title=\"\">\r\n$ cat \/proc\/mdstat\r\n<\/pre>\n<p>\u8a2d\u5b9a\u30d5\u30a1\u30a4\u30eb\u306f\u4f5c\u3063\u3066\u304f\u308c\u306a\u3044\u306e\u3067\u4f5c\u308b\u3002<br \/>\n\u5148\u306bARRAY\u60c5\u5831\u3092\u8abf\u3079\u3066\u304a\u304f<\/p>\n<pre class=\"brush: bash; title: ; notranslate\" title=\"\">\r\n$ mdadm --detail --scan\r\nARRAY \/dev\/md0 metadata=1.2 name=nfs.dracula.mydns.jp:0 UUID=f98afbd0:563e89b4:8b3ae7ed:21a3790b\r\n<\/pre>\n<p>\u3067\u3001\u8a2d\u5b9a<\/p>\n<pre class=\"brush: bash; title: ; notranslate\" title=\"\">\r\n\/etc\/mdadm.conf\r\nDEVICE \/dev\/sdb \/dev\/sdc\r\nARRAY \/dev\/md0 metadata=1.2 name=nfs.dracula.mydns.jp:0 UUID=f98afbd0:563e89b4:8b3ae7ed:21a3790b\r\n<\/pre>\n<p>ARRAY\u306b\u306f\u3042\u3089\u304b\u3058\u3081\u8abf\u3079\u305fARRAY\u60c5\u5831\u3092\u66f8\u304f\u3002\u30ea\u30c0\u30a4\u30ec\u30af\u30c8\u3067\u8ffd\u8a18\u3059\u308b\u3068\u3088\u3044\u3002<\/p>\n<p>\u30d5\u30a1\u30a4\u30eb\u30b7\u30b9\u30c6\u30e0\u3092\u4f5c\u308b\u3002ext4\u3067\u3044\u3044\u3067\u3057\u3087\u3046\u3002<\/p>\n<pre class=\"brush: bash; title: ; notranslate\" title=\"\">\r\n$ mkfs -t ext4 \/dev\/md0\r\n<\/pre>\n<p>\u30aa\u30fc\u30c8\u30de\u30a6\u30f3\u30c8\u306e\u8a2d\u5b9a<\/p>\n<pre class=\"brush: bash; title: ; notranslate\" title=\"\">\r\n\/etc\/fstab\r\n\/dev\/md0  \/\u30de\u30a6\u30f3\u30c8\u30dd\u30a4\u30f3\u30c8  ext4  defaults 1 2 \r\n<\/pre>\n<p>\u30de\u30a6\u30f3\u30c8\u3059\u308b<\/p>\n<pre class=\"brush: bash; title: ; notranslate\" title=\"\">\r\n$ mount -a\r\n<\/pre>\n<p>\u7247\u65b9\u306eHDD\u304c\u58ca\u308c\u3066\u3082\u52d5\u3044\u3066\u3057\u307e\u3046\u306e\u3067mdadm\u306b\u3088\u308b\u76e3\u8996\u8a2d\u5b9a\u3092\u5165\u308c\u308b\u3002<\/p>\n<pre class=\"brush: bash; title: ; notranslate\" title=\"\">\r\necho MAILADDR \u9001\u4fe1\u5148\u30e1\u30fc\u30eb\u30a2\u30c9\u30ec\u30b9  &gt;&gt; \/etc\/mdadm.conf\r\n<\/pre>\n<p>\u76e3\u8996\u6a5f\u80fd\u306e\u5b9f\u884c\u3068\u81ea\u52d5\u8d77\u52d5<\/p>\n<pre class=\"brush: bash; title: ; notranslate\" title=\"\">\r\n$ systemctl start mdmonitor\r\n$ systemctl enable mdmonitor\r\n<\/pre>\n<p>\u901a\u77e5\u306e\u30c6\u30b9\u30c8<\/p>\n<pre class=\"brush: bash; title: ; notranslate\" title=\"\">\r\nmdadm --monitor --test --oneshot --scan\r\n<\/pre>\n<p>\u30bd\u30d5\u30c8\u30d0\u30f3\u30af\u306b\u9001\u308d\u3046\u3068\u3057\u305f\u3089\u62d2\u5426\u3089\u308c\u305f\u3002\u30dd\u30fc\u30c8\u304c\u9055\u3046\u3068\u304b\u306a\u3068\u304b\u306e\u60c5\u5831\u304c\u898b\u3064\u304b\u3063\u305f\u304c<br \/>\n\u9762\u5012\u306a\u306e\u3067ISP\u306b\u30e1\u30fc\u30eb\u3059\u308b\u3053\u3068\u306b\u3057\u3066\u8ee2\u9001\u5bfe\u8c61\u306b\u3057\u305f\u3002\u3002\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u5148\u65e5NFS\u3092\u69cb\u7bc9\u3057\u3066ESXi\u304b\u3089\u30de\u30a6\u30f3\u30c8\u3059\u308b\u3068\u3044\u3046\u8a18\u4e8b\u3092\u66f8\u3044\u305f\u3002 \u5b9f\u306fNFS\u306f\u30bd\u30d5\u30c8\u30a6\u30a7\u30a2RAID1\u3092\u7d44\u3093\u3067\u3044\u308b\u3002 \u305f\u307e\u306b\u3057\u304b\u3084\u3089\u3089\u306a\u3044\u306e\u3067\u5099\u5fd8\u3002 \u3042\u3089\u304b\u3058\u3081CentOS\u3092\u5165\u308c\u3066\u3042\u3063\u305fPC\u306b\u5f8c\u304b\u3089HDD\u3092\uff12\u3064\u5897\u8a2d\u3057\u305f\u3002  [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[4],"tags":[],"class_list":["post-346","post","type-post","status-publish","format-standard","hentry","category-4"],"_links":{"self":[{"href":"https:\/\/www.dracula.mydns.jp\/blog\/index.php?rest_route=\/wp\/v2\/posts\/346","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.dracula.mydns.jp\/blog\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.dracula.mydns.jp\/blog\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.dracula.mydns.jp\/blog\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.dracula.mydns.jp\/blog\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=346"}],"version-history":[{"count":9,"href":"https:\/\/www.dracula.mydns.jp\/blog\/index.php?rest_route=\/wp\/v2\/posts\/346\/revisions"}],"predecessor-version":[{"id":366,"href":"https:\/\/www.dracula.mydns.jp\/blog\/index.php?rest_route=\/wp\/v2\/posts\/346\/revisions\/366"}],"wp:attachment":[{"href":"https:\/\/www.dracula.mydns.jp\/blog\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=346"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.dracula.mydns.jp\/blog\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=346"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.dracula.mydns.jp\/blog\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=346"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}