{"id":43990,"date":"2024-10-06T12:01:14","date_gmt":"2024-10-06T04:01:14","guid":{"rendered":"https:\/\/server.hk\/cnblog\/43990\/"},"modified":"2024-10-06T12:01:15","modified_gmt":"2024-10-06T04:01:15","slug":"centos-8-%e4%b8%ad%e5%89%b5%e5%bb%ba-lvm-%e6%a2%9d%e5%b8%b6%e5%8d%b7","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/43990\/","title":{"rendered":"CentOS 8 \u4e2d\u5275\u5efa LVM \u689d\u5e36\u5377"},"content":{"rendered":"<h1 id=\"centos-8-%e4%b8%ad%e5%89%b5%e5%bb%ba-lvm-%e6%a2%9d%e5%b8%b6%e5%8d%b7-EsYEbZsfCC\">CentOS 8 \u4e2d\u5275\u5efa LVM \u689d\u5e36\u5377<\/h1>\n<p>\u5728\u73fe\u4ee3\u4f3a\u670d\u5668\u7ba1\u7406\u4e2d\uff0c\u908f\u8f2f\u5377\u7ba1\u7406\u5668\uff08LVM\uff09\u662f\u4e00\u500b\u5f37\u5927\u7684\u5de5\u5177\uff0c\u80fd\u5920\u9748\u6d3b\u5730\u7ba1\u7406\u78c1\u789f\u7a7a\u9593\u3002LVM \u5141\u8a31\u7528\u6236\u5275\u5efa\u3001\u8abf\u6574\u548c\u522a\u9664\u908f\u8f2f\u5377\uff0c\u4e26\u4e14\u80fd\u5920\u5728\u4e0d\u5f71\u97ff\u7cfb\u7d71\u904b\u884c\u7684\u60c5\u6cc1\u4e0b\u9032\u884c\u64f4\u5c55\u3002\u672c\u6587\u5c07\u4ecb\u7d39\u5982\u4f55\u5728 CentOS 8 \u4e2d\u5275\u5efa LVM \u689d\u5e36\u5377\uff0c\u4e26\u63d0\u4f9b\u8a73\u7d30\u7684\u6b65\u9a5f\u548c\u793a\u4f8b\u3002<\/p>\n<h2 id=\"%e4%bb%80%e9%ba%bc%e6%98%af-lvm-%e6%a2%9d%e5%b8%b6%e5%8d%b7%ef%bc%9f-EsYEbZsfCC\">\u4ec0\u9ebc\u662f LVM \u689d\u5e36\u5377\uff1f<\/h2>\n<p>LVM \u689d\u5e36\u5377\u662f\u4e00\u7a2e\u5c07\u591a\u500b\u7269\u7406\u5377\uff08PV\uff09\u7d44\u5408\u6210\u4e00\u500b\u908f\u8f2f\u5377\uff08LV\uff09\u7684\u6280\u8853\u3002\u9019\u7a2e\u65b9\u6cd5\u53ef\u4ee5\u63d0\u9ad8\u78c1\u789f\u7684\u6027\u80fd\uff0c\u56e0\u70ba\u6578\u64da\u6703\u5728\u591a\u500b\u78c1\u789f\u4e4b\u9593\u5206\u6563\u5b58\u5132\u3002\u9019\u6a23\u7684\u914d\u7f6e\u7279\u5225\u9069\u5408\u9700\u8981\u9ad8 I\/O \u6027\u80fd\u7684\u61c9\u7528\u7a0b\u5e8f\u3002<\/p>\n<h2 id=\"%e5%89%8d%e6%8f%90%e6%a2%9d%e4%bb%b6-EsYEbZsfCC\">\u524d\u63d0\u689d\u4ef6<\/h2>\n<ul>\n<li>\u5b89\u88dd CentOS 8 \u7cfb\u7d71\u3002<\/li>\n<li>\u81f3\u5c11\u6709\u5169\u500b\u53ef\u7528\u7684\u7269\u7406\u78c1\u789f\u6216\u5206\u5340\u3002<\/li>\n<li>\u5177\u5099 root \u6b0a\u9650\u6216 sudo \u6b0a\u9650\u3002<\/li>\n<\/ul>\n<h2 id=\"%e6%ad%a5%e9%a9%9f%e4%b8%80%ef%bc%9a%e5%ae%89%e8%a3%9d-lvm-%e5%b7%a5%e5%85%b7-EsYEbZsfCC\">\u6b65\u9a5f\u4e00\uff1a\u5b89\u88dd LVM \u5de5\u5177<\/h2>\n<p>\u5728\u958b\u59cb\u4e4b\u524d\uff0c\u78ba\u4fdd\u7cfb\u7d71\u5df2\u5b89\u88dd LVM \u5de5\u5177\u3002\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\u9032\u884c\u5b89\u88dd\uff1a<\/p>\n<pre><code>sudo dnf install lvm2<\/code><\/pre>\n<h2 id=\"%e6%ad%a5%e9%a9%9f%e4%ba%8c%ef%bc%9a%e6%ba%96%e5%82%99%e7%89%a9%e7%90%86%e5%8d%b7-EsYEbZsfCC\">\u6b65\u9a5f\u4e8c\uff1a\u6e96\u5099\u7269\u7406\u5377<\/h2>\n<p>\u9996\u5148\uff0c\u60a8\u9700\u8981\u5c07\u53ef\u7528\u7684\u78c1\u789f\u6216\u5206\u5340\u8a2d\u7f6e\u70ba\u7269\u7406\u5377\u3002\u5047\u8a2d\u6211\u5011\u6709\u5169\u500b\u78c1\u789f \/dev\/sdb \u548c \/dev\/sdc\uff0c\u60a8\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\u5c07\u5b83\u5011\u8f49\u63db\u70ba\u7269\u7406\u5377\uff1a<\/p>\n<pre><code>sudo pvcreate \/dev\/sdb\nsudo pvcreate \/dev\/sdc<\/code><\/pre>\n<p>\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\u6aa2\u67e5\u7269\u7406\u5377\u7684\u72c0\u614b\uff1a<\/p>\n<pre><code>sudo pvs<\/code><\/pre>\n<h2 id=\"%e6%ad%a5%e9%a9%9f%e4%b8%89%ef%bc%9a%e5%89%b5%e5%bb%ba%e5%8d%b7%e7%b5%84-EsYEbZsfCC\">\u6b65\u9a5f\u4e09\uff1a\u5275\u5efa\u5377\u7d44<\/h2>\n<p>\u63a5\u4e0b\u4f86\uff0c\u60a8\u9700\u8981\u5275\u5efa\u4e00\u500b\u5377\u7d44\uff08VG\uff09\uff0c\u5c07\u525b\u525b\u5275\u5efa\u7684\u7269\u7406\u5377\u6dfb\u52a0\u5230\u8a72\u5377\u7d44\u4e2d\u3002\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\u5275\u5efa\u540d\u70ba vg01 \u7684\u5377\u7d44\uff1a<\/p>\n<pre><code>sudo vgcreate vg01 \/dev\/sdb \/dev\/sdc<\/code><\/pre>\n<p>\u6aa2\u67e5\u5377\u7d44\u7684\u72c0\u614b\uff1a<\/p>\n<pre><code>sudo vgs<\/code><\/pre>\n<h2 id=\"%e6%ad%a5%e9%a9%9f%e5%9b%9b%ef%bc%9a%e5%89%b5%e5%bb%ba%e6%a2%9d%e5%b8%b6%e5%8d%b7-EsYEbZsfCC\">\u6b65\u9a5f\u56db\uff1a\u5275\u5efa\u689d\u5e36\u5377<\/h2>\n<p>\u73fe\u5728\uff0c\u60a8\u53ef\u4ee5\u5275\u5efa\u4e00\u500b\u689d\u5e36\u5377\u3002\u5047\u8a2d\u6211\u5011\u8981\u5275\u5efa\u4e00\u500b\u540d\u70ba lv01 \u7684\u908f\u8f2f\u5377\uff0c\u5927\u5c0f\u70ba 100G\uff0c\u4e26\u4f7f\u7528\u689d\u5e36\u6a21\u5f0f\uff1a<\/p>\n<pre><code>sudo lvcreate -i 2 -I 64 -n lv01 -L 100G vg01<\/code><\/pre>\n<p>\u9019\u88e1\u7684 -i \u53c3\u6578\u6307\u5b9a\u4e86\u689d\u5e36\u7684\u6578\u91cf\uff08\u5728\u9019\u88e1\u662f 2\uff09\uff0c-I \u53c3\u6578\u6307\u5b9a\u4e86\u689d\u5e36\u7684\u5927\u5c0f\uff08\u5728\u9019\u88e1\u662f 64KB\uff09\u3002<\/p>\n<h2 id=\"%e6%ad%a5%e9%a9%9f%e4%ba%94%ef%bc%9a%e6%a0%bc%e5%bc%8f%e5%8c%96%e9%82%8f%e8%bc%af%e5%8d%b7-EsYEbZsfCC\">\u6b65\u9a5f\u4e94\uff1a\u683c\u5f0f\u5316\u908f\u8f2f\u5377<\/h2>\n<p>\u5275\u5efa\u908f\u8f2f\u5377\u5f8c\uff0c\u60a8\u9700\u8981\u683c\u5f0f\u5316\u5b83\u4ee5\u4fbf\u4f7f\u7528\u3002\u53ef\u4ee5\u4f7f\u7528 ext4 \u6587\u4ef6\u7cfb\u7d71\u9032\u884c\u683c\u5f0f\u5316\uff1a<\/p>\n<pre><code>sudo mkfs.ext4 \/dev\/vg01\/lv01<\/code><\/pre>\n<h2 id=\"%e6%ad%a5%e9%a9%9f%e5%85%ad%ef%bc%9a%e6%8e%9b%e8%bc%89%e9%82%8f%e8%bc%af%e5%8d%b7-EsYEbZsfCC\">\u6b65\u9a5f\u516d\uff1a\u639b\u8f09\u908f\u8f2f\u5377<\/h2>\n<p>\u6700\u5f8c\uff0c\u60a8\u53ef\u4ee5\u5c07\u908f\u8f2f\u5377\u639b\u8f09\u5230\u7cfb\u7d71\u4e2d\u3002\u9996\u5148\uff0c\u5275\u5efa\u4e00\u500b\u639b\u8f09\u9ede\uff1a<\/p>\n<pre><code>sudo mkdir \/mnt\/lv01<\/code><\/pre>\n<p>\u7136\u5f8c\uff0c\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\u639b\u8f09\u908f\u8f2f\u5377\uff1a<\/p>\n<pre><code>sudo mount \/dev\/vg01\/lv01 \/mnt\/lv01<\/code><\/pre>\n<p>\u70ba\u4e86\u5728\u7cfb\u7d71\u555f\u52d5\u6642\u81ea\u52d5\u639b\u8f09\uff0c\u60a8\u53ef\u4ee5\u7de8\u8f2f \/etc\/fstab \u6587\u4ef6\uff0c\u6dfb\u52a0\u4ee5\u4e0b\u884c\uff1a<\/p>\n<pre><code>\/dev\/vg01\/lv01 \/mnt\/lv01 ext4 defaults 0 0<\/code><\/pre>\n<h2 id=\"%e7%b8%bd%e7%b5%90-EsYEbZsfCC\">\u7e3d\u7d50<\/h2>\n<p>\u901a\u904e\u4ee5\u4e0a\u6b65\u9a5f\uff0c\u60a8\u5df2\u7d93\u6210\u529f\u5728 CentOS 8 \u4e2d\u5275\u5efa\u4e86 LVM \u689d\u5e36\u5377\u3002\u9019\u7a2e\u914d\u7f6e\u4e0d\u50c5\u63d0\u9ad8\u4e86\u78c1\u789f\u6027\u80fd\uff0c\u9084\u63d0\u4f9b\u4e86\u9748\u6d3b\u7684\u5b58\u5132\u7ba1\u7406\u9078\u9805\u3002\u5c0d\u65bc\u9700\u8981\u9ad8\u6548\u80fd\u7684\u61c9\u7528\u7a0b\u5e8f\uff0cLVM \u689d\u5e36\u5377\u662f\u4e00\u500b\u7406\u60f3\u7684\u9078\u64c7\u3002\u5982\u679c\u60a8\u6b63\u5728\u5c0b\u627e\u53ef\u9760\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 \u4e2d\u5275\u5efa LVM \u689d\u5e36\u5377\uff0c\u63d0\u5347\u5b58\u5132\u6027\u80fd\u8207\u7ba1\u7406\u9748\u6d3b\u6027\uff0c\u7c21\u5316\u78c1\u789f\u7ba1\u7406\u6d41\u7a0b\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-43990","post","type-post","status-publish","format-standard","hentry","category-setup-tutorials"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/43990","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=43990"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/43990\/revisions"}],"predecessor-version":[{"id":43991,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/43990\/revisions\/43991"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=43990"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=43990"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=43990"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}