{"id":43964,"date":"2024-10-06T11:50:14","date_gmt":"2024-10-06T03:50:14","guid":{"rendered":"https:\/\/server.hk\/cnblog\/43964\/"},"modified":"2024-10-06T11:50:15","modified_gmt":"2024-10-06T03:50:15","slug":"centos-8-%e9%83%a8%e7%bd%b2-raid1-%e7%a3%81%e7%a2%9f%e9%99%a3%e5%88%97","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/43964\/","title":{"rendered":"CentOS 8 \u90e8\u7f72 RAID1 \u78c1\u789f\u9663\u5217"},"content":{"rendered":"<h1 id=\"centos-8-%e9%83%a8%e7%bd%b2-raid1-%e7%a3%81%e7%a2%9f%e9%99%a3%e5%88%97-kbpvkUFDzI\">CentOS 8 \u90e8\u7f72 RAID1 \u78c1\u789f\u9663\u5217<\/h1>\n<p>\u5728\u4f3a\u670d\u5668\u7ba1\u7406\u4e2d\uff0c\u6578\u64da\u7684\u5b89\u5168\u6027\u548c\u53ef\u7528\u6027\u662f\u81f3\u95dc\u91cd\u8981\u7684\u3002RAID\uff08\u5197\u9918\u78c1\u789f\u9663\u5217\uff09\u6280\u8853\u53ef\u4ee5\u6709\u6548\u5730\u63d0\u9ad8\u6578\u64da\u7684\u5b89\u5168\u6027\u548c\u6027\u80fd\u3002\u672c\u6587\u5c07\u4ecb\u7d39\u5982\u4f55\u5728 CentOS 8 \u4e0a\u90e8\u7f72 RAID1 \u78c1\u789f\u9663\u5217\uff0c\u5e6b\u52a9\u7528\u6236\u4fdd\u8b77\u5176\u6578\u64da\u4e26\u63d0\u9ad8\u7cfb\u7d71\u7684\u53ef\u9760\u6027\u3002<\/p>\n<h2 id=\"%e4%bb%80%e9%ba%bc%e6%98%af-raid1%ef%bc%9f-kbpvkUFDzI\">\u4ec0\u9ebc\u662f RAID1\uff1f<\/h2>\n<p>RAID1 \u662f\u4e00\u7a2e\u78c1\u789f\u9663\u5217\u6280\u8853\uff0c\u901a\u904e\u5c07\u6578\u64da\u93e1\u50cf\u5230\u5169\u500b\u6216\u591a\u500b\u78c1\u789f\u4e0a\u4f86\u5be6\u73fe\u5197\u9918\u3002\u9019\u610f\u5473\u8457\u5982\u679c\u4e00\u500b\u78c1\u789f\u767c\u751f\u6545\u969c\uff0c\u7cfb\u7d71\u4ecd\u7136\u53ef\u4ee5\u5f9e\u53e6\u4e00\u500b\u78c1\u789f\u4e2d\u8b80\u53d6\u6578\u64da\uff0c\u5f9e\u800c\u4fdd\u8b49\u6578\u64da\u7684\u6301\u7e8c\u53ef\u7528\u6027\u3002RAID1 \u7684\u4e3b\u8981\u512a\u9ede\u5305\u62ec\uff1a<\/p>\n<ul>\n<li>\u6578\u64da\u5197\u9918\uff1a\u5373\u4f7f\u4e00\u500b\u78c1\u789f\u640d\u58de\uff0c\u6578\u64da\u4ecd\u7136\u5b89\u5168\u3002<\/li>\n<li>\u8b80\u53d6\u6027\u80fd\u63d0\u5347\uff1a\u53ef\u4ee5\u540c\u6642\u5f9e\u591a\u500b\u78c1\u789f\u8b80\u53d6\u6578\u64da\uff0c\u63d0\u9ad8\u8b80\u53d6\u901f\u5ea6\u3002<\/li>\n<li>\u7c21\u55ae\u7684\u6062\u5fa9\u904e\u7a0b\uff1a\u5728\u78c1\u789f\u6545\u969c\u5f8c\uff0c\u6062\u5fa9\u904e\u7a0b\u76f8\u5c0d\u7c21\u55ae\u3002<\/li>\n<\/ul>\n<h2 id=\"%e6%ba%96%e5%82%99%e5%b7%a5%e4%bd%9c-kbpvkUFDzI\">\u6e96\u5099\u5de5\u4f5c<\/h2>\n<p>\u5728\u958b\u59cb\u90e8\u7f72 RAID1 \u4e4b\u524d\uff0c\u8acb\u78ba\u4fdd\u60a8\u6709\u4ee5\u4e0b\u6e96\u5099\uff1a<\/p>\n<ul>\n<li>\u5169\u500b\u76f8\u540c\u5bb9\u91cf\u7684\u786c\u789f\u3002<\/li>\n<li>\u5df2\u5b89\u88dd\u7684 CentOS 8 \u7cfb\u7d71\u3002<\/li>\n<li>root \u6b0a\u9650\u7684\u7d42\u7aef\u8a2a\u554f\u3002<\/li>\n<\/ul>\n<h2 id=\"%e6%ad%a5%e9%a9%9f%e4%b8%80%ef%bc%9a%e6%aa%a2%e6%9f%a5%e7%a3%81%e7%a2%9f-kbpvkUFDzI\">\u6b65\u9a5f\u4e00\uff1a\u6aa2\u67e5\u78c1\u789f<\/h2>\n<p>\u9996\u5148\uff0c\u60a8\u9700\u8981\u6aa2\u67e5\u7cfb\u7d71\u4e2d\u53ef\u7528\u7684\u78c1\u789f\u3002\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\u4f86\u5217\u51fa\u6240\u6709\u78c1\u789f\uff1a<\/p>\n<pre><code>lsblk<\/code><\/pre>\n<p>\u78ba\u4fdd\u60a8\u80fd\u5920\u8b58\u5225\u51fa\u8981\u7528\u65bc RAID1 \u7684\u5169\u500b\u78c1\u789f\uff0c\u4f8b\u5982 \/dev\/sdb \u548c \/dev\/sdc\u3002<\/p>\n<h2 id=\"%e6%ad%a5%e9%a9%9f%e4%ba%8c%ef%bc%9a%e5%ae%89%e8%a3%9d-mdadm-kbpvkUFDzI\">\u6b65\u9a5f\u4e8c\uff1a\u5b89\u88dd mdadm<\/h2>\n<p>mdadm \u662f\u4e00\u500b\u7528\u65bc\u7ba1\u7406 Linux \u8edf\u9ad4 RAID \u7684\u5de5\u5177\u3002\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\u5b89\u88dd mdadm\uff1a<\/p>\n<pre><code>yum install mdadm -y<\/code><\/pre>\n<h2 id=\"%e6%ad%a5%e9%a9%9f%e4%b8%89%ef%bc%9a%e5%89%b5%e5%bb%ba-raid1-%e9%99%a3%e5%88%97-kbpvkUFDzI\">\u6b65\u9a5f\u4e09\uff1a\u5275\u5efa RAID1 \u9663\u5217<\/h2>\n<p>\u4f7f\u7528 mdadm \u5275\u5efa RAID1 \u9663\u5217\u3002\u4ee5\u4e0b\u547d\u4ee4\u5c07 \/dev\/sdb \u548c \/dev\/sdc \u7d44\u5408\u6210\u4e00\u500b RAID1 \u9663\u5217\uff1a<\/p>\n<pre><code>mdadm --create --verbose \/dev\/md0 --level=1 --raid-devices=2 \/dev\/sdb \/dev\/sdc<\/code><\/pre>\n<p>\u9019\u500b\u547d\u4ee4\u6703\u5275\u5efa\u4e00\u500b\u540d\u70ba \/dev\/md0 \u7684 RAID1 \u9663\u5217\u3002<\/p>\n<h2 id=\"%e6%ad%a5%e9%a9%9f%e5%9b%9b%ef%bc%9a%e6%a0%bc%e5%bc%8f%e5%8c%96-raid-%e9%99%a3%e5%88%97-kbpvkUFDzI\">\u6b65\u9a5f\u56db\uff1a\u683c\u5f0f\u5316 RAID \u9663\u5217<\/h2>\n<p>\u5275\u5efa RAID \u9663\u5217\u5f8c\uff0c\u60a8\u9700\u8981\u683c\u5f0f\u5316\u5b83\u3002\u53ef\u4ee5\u4f7f\u7528 ext4 \u6587\u4ef6\u7cfb\u7d71\u9032\u884c\u683c\u5f0f\u5316\uff1a<\/p>\n<pre><code>mkfs.ext4 \/dev\/md0<\/code><\/pre>\n<h2 id=\"%e6%ad%a5%e9%a9%9f%e4%ba%94%ef%bc%9a%e6%8e%9b%e8%bc%89-raid-%e9%99%a3%e5%88%97-kbpvkUFDzI\">\u6b65\u9a5f\u4e94\uff1a\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>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>mount \/dev\/md0 \/mnt\/raid1<\/code><\/pre>\n<h2 id=\"%e6%ad%a5%e9%a9%9f%e5%85%ad%ef%bc%9a%e8%a8%ad%e7%bd%ae%e8%87%aa%e5%8b%95%e6%8e%9b%e8%bc%89-kbpvkUFDzI\">\u6b65\u9a5f\u516d\uff1a\u8a2d\u7f6e\u81ea\u52d5\u639b\u8f09<\/h2>\n<p>\u70ba\u4e86\u5728\u7cfb\u7d71\u91cd\u555f\u5f8c\u81ea\u52d5\u639b\u8f09 RAID \u9663\u5217\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>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=\"%e6%ad%a5%e9%a9%9f%e4%b8%83%ef%bc%9a%e6%aa%a2%e6%9f%a5-raid-%e9%99%a3%e5%88%97%e7%8b%80%e6%85%8b-kbpvkUFDzI\">\u6b65\u9a5f\u4e03\uff1a\u6aa2\u67e5 RAID \u9663\u5217\u72c0\u614b<\/h2>\n<p>\u6700\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\u548c\u5065\u5eb7\u60c5\u6cc1\u3002<\/p>\n<h2 id=\"%e7%b8%bd%e7%b5%90-kbpvkUFDzI\">\u7e3d\u7d50<\/h2>\n<p>\u901a\u904e\u4ee5\u4e0a\u6b65\u9a5f\uff0c\u60a8\u5df2\u6210\u529f\u5728 CentOS 8 \u4e0a\u90e8\u7f72\u4e86 RAID1 \u78c1\u789f\u9663\u5217\u3002\u9019\u4e0d\u50c5\u63d0\u9ad8\u4e86\u6578\u64da\u7684\u5b89\u5168\u6027\uff0c\u9084\u589e\u5f37\u4e86\u7cfb\u7d71\u7684\u53ef\u9760\u6027\u3002\u5c0d\u65bc\u9700\u8981\u9ad8\u53ef\u7528\u6027\u548c\u6578\u64da\u4fdd\u8b77\u7684\u7528\u6236\u4f86\u8aaa\uff0cRAID1 \u662f\u4e00\u500b\u7406\u60f3\u7684\u9078\u64c7\u3002\u5982\u679c\u60a8\u6b63\u5728\u5c0b\u627e\u9ad8\u6548\u7684 <a href=\"https:\/\/server.hk\">\u9999\u6e2fVPS<\/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 8 \u4e0a\u90e8\u7f72 RAID1 \u78c1\u789f\u9663\u5217\uff0c\u78ba\u4fdd\u6578\u64da\u5197\u9918\u8207\u5b89\u5168\uff0c\u63d0\u5347\u7cfb\u7d71\u7a69\u5b9a\u6027\u8207\u6027\u80fd\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-43964","post","type-post","status-publish","format-standard","hentry","category-setup-tutorials"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/43964","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=43964"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/43964\/revisions"}],"predecessor-version":[{"id":43965,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/43964\/revisions\/43965"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=43964"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=43964"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=43964"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}