{"id":42854,"date":"2024-10-04T06:37:14","date_gmt":"2024-10-03T22:37:14","guid":{"rendered":"https:\/\/server.hk\/cnblog\/42854\/"},"modified":"2024-10-04T06:37:14","modified_gmt":"2024-10-03T22:37:14","slug":"centos-7-%e4%b8%ad%e5%89%b5%e5%bb%ba-raid-1-%e7%a3%81%e7%a2%9f%e9%99%a3%e5%88%97","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/42854\/","title":{"rendered":"CentOS 7 \u4e2d\u5275\u5efa RAID 1 \u78c1\u789f\u9663\u5217"},"content":{"rendered":"<h1 id=\"centos-7-%e4%b8%ad%e5%89%b5%e5%bb%ba-raid-1-%e7%a3%81%e7%a2%9f%e9%99%a3%e5%88%97-TsgjdyfScd\">CentOS 7 \u4e2d\u5275\u5efa RAID 1 \u78c1\u789f\u9663\u5217<\/h1>\n<p>\u5728\u4f3a\u670d\u5668\u7ba1\u7406\u4e2d\uff0cRAID\uff08\u5197\u9918\u78c1\u789f\u9663\u5217\uff09\u662f\u4e00\u7a2e\u5e38\u898b\u7684\u6280\u8853\uff0c\u7528\u65bc\u63d0\u9ad8\u6578\u64da\u7684\u53ef\u9760\u6027\u548c\u6027\u80fd\u3002RAID 1 \u662f\u4e00\u7a2e\u93e1\u50cf\u6280\u8853\uff0c\u901a\u904e\u5c07\u6578\u64da\u540c\u6642\u5beb\u5165\u5169\u500b\u6216\u591a\u500b\u78c1\u789f\u4f86\u5be6\u73fe\u5197\u9918\u3002\u9019\u610f\u5473\u8457\u5373\u4f7f\u4e00\u500b\u78c1\u789f\u6545\u969c\uff0c\u6578\u64da\u4ecd\u7136\u53ef\u4ee5\u5f9e\u53e6\u4e00\u500b\u78c1\u789f\u4e2d\u6062\u5fa9\u3002\u672c\u6587\u5c07\u4ecb\u7d39\u5982\u4f55\u5728 CentOS 7 \u4e2d\u5275\u5efa RAID 1 \u78c1\u789f\u9663\u5217\u3002<\/p>\n<h2 id=\"%e6%ba%96%e5%82%99%e5%b7%a5%e4%bd%9c-TsgjdyfScd\">\u6e96\u5099\u5de5\u4f5c<\/h2>\n<p>\u5728\u958b\u59cb\u4e4b\u524d\uff0c\u60a8\u9700\u8981\u78ba\u4fdd\u7cfb\u7d71\u4e2d\u6709\u5169\u500b\u6216\u66f4\u591a\u7684\u78c1\u789f\u53ef\u7528\u65bc\u5275\u5efa RAID 1 \u9663\u5217\u3002\u60a8\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\u6aa2\u67e5\u7cfb\u7d71\u4e2d\u7684\u78c1\u789f\uff1a<\/p>\n<pre><code>lsblk<\/code><\/pre>\n<p>\u5047\u8a2d\u60a8\u6709\u5169\u500b\u78c1\u789f\uff0c\u5206\u5225\u70ba \/dev\/sdb \u548c \/dev\/sdc\uff0c\u63a5\u4e0b\u4f86\u7684\u6b65\u9a5f\u5c07\u57fa\u65bc\u9019\u4e9b\u78c1\u789f\u9032\u884c\u64cd\u4f5c\u3002<\/p>\n<h2 id=\"%e5%ae%89%e8%a3%9d%e5%bf%85%e8%a6%81%e7%9a%84%e5%b7%a5%e5%85%b7-TsgjdyfScd\">\u5b89\u88dd\u5fc5\u8981\u7684\u5de5\u5177<\/h2>\n<p>\u5728 CentOS 7 \u4e2d\uff0c\u60a8\u9700\u8981\u5b89\u88dd mdadm \u5de5\u5177\u4f86\u7ba1\u7406 RAID \u9663\u5217\u3002\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\u5b89\u88dd mdadm\uff1a<\/p>\n<pre><code>sudo yum install mdadm<\/code><\/pre>\n<h2 id=\"%e5%89%b5%e5%bb%ba-raid-1-%e9%99%a3%e5%88%97-TsgjdyfScd\">\u5275\u5efa RAID 1 \u9663\u5217<\/h2>\n<p>\u4f7f\u7528 mdadm \u5275\u5efa RAID 1 \u9663\u5217\u7684\u547d\u4ee4\u5982\u4e0b\uff1a<\/p>\n<pre><code>sudo mdadm --create --verbose \/dev\/md0 --level=1 --raid-devices=2 \/dev\/sdb \/dev\/sdc<\/code><\/pre>\n<p>\u9019\u689d\u547d\u4ee4\u5c07\u5275\u5efa\u4e00\u500b\u540d\u70ba \/dev\/md0 \u7684 RAID 1 \u9663\u5217\uff0c\u4e26\u5c07 \/dev\/sdb \u548c \/dev\/sdc \u8a2d\u7f6e\u70ba RAID \u8a2d\u5099\u3002\u5275\u5efa\u904e\u7a0b\u4e2d\uff0c\u60a8\u5c07\u770b\u5230\u9032\u5ea6\u4fe1\u606f\uff0c\u9019\u53ef\u80fd\u9700\u8981\u4e00\u4e9b\u6642\u9593\u3002<\/p>\n<h2 id=\"%e6%aa%a2%e6%9f%a5-raid-%e9%99%a3%e5%88%97%e7%8b%80%e6%85%8b-TsgjdyfScd\">\u6aa2\u67e5 RAID \u9663\u5217\u72c0\u614b<\/h2>\n<p>\u5275\u5efa\u5b8c\u6210\u5f8c\uff0c\u60a8\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\u6aa2\u67e5 RAID \u9663\u5217\u7684\u72c0\u614b\uff1a<\/p>\n<pre><code>cat \/proc\/mdstat<\/code><\/pre>\n<p>\u9019\u5c07\u986f\u793a RAID \u9663\u5217\u7684\u7576\u524d\u72c0\u614b\uff0c\u5305\u62ec\u540c\u6b65\u9032\u5ea6\u548c\u5065\u5eb7\u72c0\u614b\u3002<\/p>\n<h2 id=\"%e9%85%8d%e7%bd%ae%e6%96%87%e4%bb%b6%e7%b3%bb%e7%b5%b1-TsgjdyfScd\">\u914d\u7f6e\u6587\u4ef6\u7cfb\u7d71<\/h2>\n<p>\u5728 RAID \u9663\u5217\u5275\u5efa\u5b8c\u6210\u5f8c\uff0c\u60a8\u9700\u8981\u70ba\u5176\u5275\u5efa\u6587\u4ef6\u7cfb\u7d71\u3002\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\u70ba RAID \u9663\u5217\u5275\u5efa ext4 \u6587\u4ef6\u7cfb\u7d71\uff1a<\/p>\n<pre><code>sudo mkfs.ext4 \/dev\/md0<\/code><\/pre>\n<h2 id=\"%e6%8e%9b%e8%bc%89-raid-%e9%99%a3%e5%88%97-TsgjdyfScd\">\u639b\u8f09 RAID \u9663\u5217<\/h2>\n<p>\u63a5\u4e0b\u4f86\uff0c\u60a8\u9700\u8981\u639b\u8f09 RAID \u9663\u5217\u3002\u9996\u5148\uff0c\u5275\u5efa\u4e00\u500b\u639b\u8f09\u9ede\uff1a<\/p>\n<pre><code>sudo mkdir \/mnt\/raid1<\/code><\/pre>\n<p>\u7136\u5f8c\uff0c\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\u639b\u8f09 RAID \u9663\u5217\uff1a<\/p>\n<pre><code>sudo mount \/dev\/md0 \/mnt\/raid1<\/code><\/pre>\n<p>\u8981\u4f7f RAID \u9663\u5217\u5728\u7cfb\u7d71\u555f\u52d5\u6642\u81ea\u52d5\u639b\u8f09\uff0c\u60a8\u9700\u8981\u7de8\u8f2f \/etc\/fstab \u6587\u4ef6\u3002\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\u6253\u958b\u6587\u4ef6\uff1a<\/p>\n<pre><code>sudo nano \/etc\/fstab<\/code><\/pre>\n<p>\u5728\u6587\u4ef6\u672b\u5c3e\u6dfb\u52a0\u4ee5\u4e0b\u884c\uff1a<\/p>\n<pre><code>\/dev\/md0 \/mnt\/raid1 ext4 defaults 0 0<\/code><\/pre>\n<h2 id=\"%e7%9b%a3%e6%8e%a7-raid-%e9%99%a3%e5%88%97-TsgjdyfScd\">\u76e3\u63a7 RAID \u9663\u5217<\/h2>\n<p>\u70ba\u4e86\u78ba\u4fdd RAID \u9663\u5217\u7684\u5065\u5eb7\uff0c\u60a8\u53ef\u4ee5\u5b9a\u671f\u6aa2\u67e5\u5176\u72c0\u614b\u3002\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\u67e5\u770b RAID \u9663\u5217\u7684\u8a73\u7d30\u4fe1\u606f\uff1a<\/p>\n<pre><code>sudo mdadm --detail \/dev\/md0<\/code><\/pre>\n<p>\u9019\u5c07\u986f\u793a RAID \u9663\u5217\u7684\u8a73\u7d30\u4fe1\u606f\uff0c\u5305\u62ec\u6210\u54e1\u78c1\u789f\u7684\u72c0\u614b\u548c\u5176\u4ed6\u91cd\u8981\u53c3\u6578\u3002<\/p>\n<h2 id=\"%e7%b8%bd%e7%b5%90-TsgjdyfScd\">\u7e3d\u7d50<\/h2>\n<p>\u5728 CentOS 7 \u4e2d\u5275\u5efa RAID 1 \u78c1\u789f\u9663\u5217\u662f\u4e00\u500b\u76f8\u5c0d\u7c21\u55ae\u7684\u904e\u7a0b\uff0c\u80fd\u5920\u6709\u6548\u63d0\u9ad8\u6578\u64da\u7684\u5b89\u5168\u6027\u548c\u53ef\u9760\u6027\u3002\u901a\u904e\u4f7f\u7528 mdadm \u5de5\u5177\uff0c\u60a8\u53ef\u4ee5\u8f15\u9b06\u5730\u7ba1\u7406\u548c\u76e3\u63a7 RAID \u9663\u5217\u3002\u5c0d\u65bc\u9700\u8981\u9ad8\u53ef\u7528\u6027\u548c\u6578\u64da\u4fdd\u8b77\u7684\u61c9\u7528\uff0cRAID 1 \u662f\u4e00\u500b\u7406\u60f3\u7684\u9078\u64c7\u3002\u5982\u679c\u60a8\u6b63\u5728\u5c0b\u627e\u9ad8\u6548\u7684 <a href=\"https:\/\/server.hk\">VPS<\/a> \u89e3\u6c7a\u65b9\u6848\uff0cServer.HK \u63d0\u4f9b\u591a\u7a2e\u9078\u64c7\u4ee5\u6eff\u8db3\u60a8\u7684\u9700\u6c42\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u5b78\u7fd2\u5982\u4f55\u5728 CentOS 7 \u4e2d\u5275\u5efa RAID 1 \u78c1\u789f\u9663\u5217\uff0c\u78ba\u4fdd\u6578\u64da\u5197\u9918\u8207\u5b89\u5168\uff0c\u63d0\u5347\u7cfb\u7d71\u6027\u80fd\u8207\u53ef\u9760\u6027\u3002<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[4924],"tags":[],"class_list":["post-42854","post","type-post","status-publish","format-standard","hentry","category-setup-tutorials"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/42854","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/comments?post=42854"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/42854\/revisions"}],"predecessor-version":[{"id":42855,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/42854\/revisions\/42855"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=42854"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=42854"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=42854"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}