{"id":43230,"date":"2024-10-04T22:17:01","date_gmt":"2024-10-04T14:17:01","guid":{"rendered":"https:\/\/server.hk\/cnblog\/43230\/"},"modified":"2024-10-04T22:17:01","modified_gmt":"2024-10-04T14:17:01","slug":"centos-7-%e4%b8%8b-drbd-%e6%95%b8%e6%93%9a%e5%90%8c%e6%ad%a5%e9%83%a8%e7%bd%b2","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/43230\/","title":{"rendered":"CentOS 7 \u4e0b DRBD \u6578\u64da\u540c\u6b65\u90e8\u7f72"},"content":{"rendered":"<h1 id=\"centos-7-%e4%b8%8b-drbd-%e6%95%b8%e6%93%9a%e5%90%8c%e6%ad%a5%e9%83%a8%e7%bd%b2-VvmKqJmgXR\">CentOS 7 \u4e0b DRBD \u6578\u64da\u540c\u6b65\u90e8\u7f72<\/h1>\n<p>\u5728\u7576\u4eca\u7684\u6578\u64da\u4e2d\u5fc3\u74b0\u5883\u4e2d\uff0c\u6578\u64da\u7684\u9ad8\u53ef\u7528\u6027\u548c\u6301\u7e8c\u6027\u662f\u81f3\u95dc\u91cd\u8981\u7684\u3002DRBD\uff08Distributed Replicated Block Device\uff09\u662f\u4e00\u7a2e\u6d41\u884c\u7684\u89e3\u6c7a\u65b9\u6848\uff0c\u80fd\u5920\u5728\u591a\u500b\u4f3a\u670d\u5668\u4e4b\u9593\u5be6\u73fe\u6578\u64da\u7684\u5be6\u6642\u540c\u6b65\u3002\u672c\u6587\u5c07\u4ecb\u7d39\u5982\u4f55\u5728 CentOS 7 \u4e0a\u90e8\u7f72 DRBD\uff0c\u4ee5\u5be6\u73fe\u6578\u64da\u7684\u9ad8\u53ef\u7528\u6027\u3002<\/p>\n<h2 id=\"drbd-%e7%9a%84%e5%9f%ba%e6%9c%ac%e6%a6%82%e5%bf%b5-VvmKqJmgXR\">DRBD \u7684\u57fa\u672c\u6982\u5ff5<\/h2>\n<p>DRBD \u662f\u4e00\u7a2e\u57fa\u65bc\u584a\u7684\u6578\u64da\u8907\u88fd\u6280\u8853\uff0c\u4e3b\u8981\u7528\u65bc Linux \u74b0\u5883\u3002\u5b83\u901a\u904e\u5c07\u4e00\u500b\u4f3a\u670d\u5668\u7684\u78c1\u789f\u5340\u584a\u8907\u88fd\u5230\u53e6\u4e00\u500b\u4f3a\u670d\u5668\uff0c\u4f86\u5be6\u73fe\u6578\u64da\u7684\u5197\u9918\u3002\u9019\u6a23\uff0c\u5373\u4f7f\u4e00\u53f0\u4f3a\u670d\u5668\u767c\u751f\u6545\u969c\uff0c\u53e6\u4e00\u53f0\u4f3a\u670d\u5668\u4ecd\u7136\u53ef\u4ee5\u7e7c\u7e8c\u63d0\u4f9b\u670d\u52d9\u3002<\/p>\n<h2 id=\"%e5%ae%89%e8%a3%9d-drbd-VvmKqJmgXR\">\u5b89\u88dd DRBD<\/h2>\n<p>\u5728 CentOS 7 \u4e0a\u5b89\u88dd DRBD \u975e\u5e38\u7c21\u55ae\u3002\u9996\u5148\uff0c\u60a8\u9700\u8981\u78ba\u4fdd\u7cfb\u7d71\u5df2\u7d93\u66f4\u65b0\uff0c\u7136\u5f8c\u5b89\u88dd DRBD \u7684\u76f8\u95dc\u5305\u3002<\/p>\n<pre><code>sudo yum update -y\nsudo yum install -y epel-release\nsudo yum install -y drbd84-utils kmod-drbd84<\/code><\/pre>\n<h2 id=\"%e9%85%8d%e7%bd%ae-drbd-VvmKqJmgXR\">\u914d\u7f6e DRBD<\/h2>\n<p>\u5b89\u88dd\u5b8c\u6210\u5f8c\uff0c\u60a8\u9700\u8981\u914d\u7f6e DRBD\u3002\u4ee5\u4e0b\u662f\u57fa\u672c\u7684\u914d\u7f6e\u6b65\u9a5f\uff1a<\/p>\n<h3 id=\"1-%e5%89%b5%e5%bb%ba-drbd-%e9%85%8d%e7%bd%ae%e6%96%87%e4%bb%b6-VvmKqJmgXR\">1. \u5275\u5efa DRBD \u914d\u7f6e\u6587\u4ef6<\/h3>\n<p>\u5728 \/etc\/drbd.d\/ \u76ee\u9304\u4e0b\u5275\u5efa\u4e00\u500b\u914d\u7f6e\u6587\u4ef6\uff0c\u4f8b\u5982 drbd.conf\uff1a<\/p>\n<pre><code>sudo vi \/etc\/drbd.d\/drbd.conf<\/code><\/pre>\n<p>\u5728\u6587\u4ef6\u4e2d\u6dfb\u52a0\u4ee5\u4e0b\u5167\u5bb9\uff1a<\/p>\n<pre><code>resource r0 {\n    protocol C;\n    on node1 {\n        device \/dev\/drbd0;\n        disk \/dev\/sdb1;\n        address 192.168.1.1:7788;\n        meta-disk internal;\n    }\n    on node2 {\n        device \/dev\/drbd0;\n        disk \/dev\/sdb1;\n        address 192.168.1.2:7788;\n        meta-disk internal;\n    }\n}<\/code><\/pre>\n<p>\u5728\u9019\u88e1\uff0c\u60a8\u9700\u8981\u6839\u64da\u5be6\u969b\u60c5\u6cc1\u66ff\u63db node1 \u548c node2 \u7684 IP \u5730\u5740\u53ca\u78c1\u789f\u8a2d\u5099\u3002<\/p>\n<h3 id=\"2-%e5%88%9d%e5%a7%8b%e5%8c%96-drbd-VvmKqJmgXR\">2. \u521d\u59cb\u5316 DRBD<\/h3>\n<p>\u63a5\u4e0b\u4f86\uff0c\u60a8\u9700\u8981\u521d\u59cb\u5316 DRBD \u8a2d\u5099\uff1a<\/p>\n<pre><code>sudo drbdadm create-md r0\nsudo drbdadm up r0<\/code><\/pre>\n<h3 id=\"3-%e8%a8%ad%e7%bd%ae%e4%b8%bb%e5%be%9e%e8%a7%92%e8%89%b2-VvmKqJmgXR\">3. \u8a2d\u7f6e\u4e3b\u5f9e\u89d2\u8272<\/h3>\n<p>\u5728\u4e00\u53f0\u4f3a\u670d\u5668\u4e0a\u8a2d\u7f6e\u70ba\u4e3b\u7bc0\u9ede\uff0c\u53e6\u4e00\u53f0\u8a2d\u7f6e\u70ba\u5f9e\u7bc0\u9ede\uff1a<\/p>\n<pre><code>sudo drbdadm primary --force r0<\/code><\/pre>\n<h3 id=\"4-%e5%95%9f%e5%8b%95-drbd-VvmKqJmgXR\">4. \u555f\u52d5 DRBD<\/h3>\n<p>\u6700\u5f8c\uff0c\u555f\u52d5 DRBD \u670d\u52d9\uff1a<\/p>\n<pre><code>sudo systemctl start drbd<\/code><\/pre>\n<h2 id=\"%e6%aa%a2%e6%9f%a5-drbd-%e7%8b%80%e6%85%8b-VvmKqJmgXR\">\u6aa2\u67e5 DRBD \u72c0\u614b<\/h2>\n<p>\u60a8\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\u6aa2\u67e5 DRBD \u7684\u72c0\u614b\uff1a<\/p>\n<pre><code>sudo drbdadm status r0<\/code><\/pre>\n<p>\u5982\u679c\u4e00\u5207\u6b63\u5e38\uff0c\u60a8\u61c9\u8a72\u80fd\u770b\u5230 DRBD \u7684\u72c0\u614b\u4fe1\u606f\uff0c\u986f\u793a\u4e3b\u5f9e\u7bc0\u9ede\u7684\u540c\u6b65\u60c5\u6cc1\u3002<\/p>\n<h2 id=\"%e6%95%85%e9%9a%9c%e8%bd%89%e7%a7%bb%e6%b8%ac%e8%a9%a6-VvmKqJmgXR\">\u6545\u969c\u8f49\u79fb\u6e2c\u8a66<\/h2>\n<p>\u70ba\u4e86\u78ba\u4fdd DRBD \u7684\u9ad8\u53ef\u7528\u6027\uff0c\u60a8\u53ef\u4ee5\u9032\u884c\u6545\u969c\u8f49\u79fb\u6e2c\u8a66\u3002\u95dc\u9589\u4e3b\u7bc0\u9ede\u7684 DRBD \u670d\u52d9\uff0c\u7136\u5f8c\u6aa2\u67e5\u5f9e\u7bc0\u9ede\u662f\u5426\u80fd\u5920\u6b63\u5e38\u63d0\u4f9b\u670d\u52d9\u3002<\/p>\n<pre><code>sudo systemctl stop drbd<\/code><\/pre>\n<p>\u5728\u5f9e\u7bc0\u9ede\u4e0a\uff0c\u60a8\u53ef\u4ee5\u6aa2\u67e5\u670d\u52d9\u662f\u5426\u6b63\u5e38\u904b\u884c\uff0c\u4e26\u78ba\u4fdd\u6578\u64da\u7684\u5b8c\u6574\u6027\u3002<\/p>\n<h2 id=\"%e7%b8%bd%e7%b5%90-VvmKqJmgXR\">\u7e3d\u7d50<\/h2>\n<p>DRBD \u662f\u4e00\u500b\u5f37\u5927\u7684\u5de5\u5177\uff0c\u53ef\u4ee5\u5e6b\u52a9\u7528\u6236\u5728 CentOS 7 \u4e0a\u5be6\u73fe\u6578\u64da\u7684\u9ad8\u53ef\u7528\u6027\u548c\u5197\u9918\u3002\u901a\u904e\u4e0a\u8ff0\u6b65\u9a5f\uff0c\u60a8\u53ef\u4ee5\u8f15\u9b06\u5730\u90e8\u7f72 DRBD\uff0c\u4e26\u78ba\u4fdd\u60a8\u7684\u6578\u64da\u5728\u4f3a\u670d\u5668\u6545\u969c\u6642\u4e0d\u6703\u4e1f\u5931\u3002\u5c0d\u65bc\u9700\u8981\u9ad8\u53ef\u7528\u6027\u89e3\u6c7a\u65b9\u6848\u7684\u7528\u6236\uff0c\u9078\u64c7\u5408\u9069\u7684 <a href=\"https:\/\/server.hk\">VPS<\/a> \u6216 <a href=\"https:\/\/server.hk\">\u9999\u6e2f\u4f3a\u670d\u5668<\/a> \u662f\u975e\u5e38\u91cd\u8981\u7684\u3002\u4e86\u89e3\u66f4\u591a\u95dc\u65bc <a href=\"https:\/\/server.hk\">\u4e91\u670d\u52a1\u5668<\/a> \u7684\u4fe1\u606f\uff0c\u8acb\u8a2a\u554f\u6211\u5011\u7684\u7db2\u7ad9\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Learn how to deploy DRBD for data synchronization on CentOS 7, ensuring high availability and redundancy for your server environment.<\/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-43230","post","type-post","status-publish","format-standard","hentry","category-setup-tutorials"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/43230","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=43230"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/43230\/revisions"}],"predecessor-version":[{"id":43231,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/43230\/revisions\/43231"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=43230"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=43230"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=43230"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}