{"id":43992,"date":"2024-10-06T12:02:14","date_gmt":"2024-10-06T04:02:14","guid":{"rendered":"https:\/\/server.hk\/cnblog\/43992\/"},"modified":"2024-10-06T12:02:14","modified_gmt":"2024-10-06T04:02:14","slug":"centos-8-%e4%b8%ad%e5%89%b5%e5%bb%ba-lvm-%e6%a2%9d%e5%b8%b6%e5%8d%b7%e5%85%b7%e9%ab%94%e6%96%b9%e6%b3%95","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/43992\/","title":{"rendered":"CentOS 8 \u4e2d\u5275\u5efa LVM \u689d\u5e36\u5377\u5177\u9ad4\u65b9\u6cd5"},"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%e5%85%b7%e9%ab%94%e6%96%b9%e6%b3%95-ylEEmfJRca\">CentOS 8 \u4e2d\u5275\u5efa LVM \u689d\u5e36\u5377\u5177\u9ad4\u65b9\u6cd5<\/h1>\n<p>\u5728\u73fe\u4ee3\u4f3a\u670d\u5668\u7ba1\u7406\u4e2d\uff0c\u908f\u8f2f\u5377\u7ba1\u7406\u5668\uff08LVM\uff09\u662f\u4e00\u500b\u975e\u5e38\u91cd\u8981\u7684\u5de5\u5177\u3002\u5b83\u5141\u8a31\u7528\u6236\u9748\u6d3b\u5730\u7ba1\u7406\u78c1\u789f\u7a7a\u9593\uff0c\u4e26\u63d0\u4f9b\u4e86\u66f4\u9ad8\u7684\u5f48\u6027\u548c\u53ef\u64f4\u5c55\u6027\u3002\u672c\u6587\u5c07\u4ecb\u7d39\u5982\u4f55\u5728 CentOS 8 \u4e2d\u5275\u5efa LVM \u689d\u5e36\u5377\uff0c\u4e26\u63d0\u4f9b\u5177\u9ad4\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-ylEEmfJRca\">\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\u6280\u8853\u53ef\u4ee5\u63d0\u9ad8\u78c1\u789f\u7684\u6027\u80fd\uff0c\u56e0\u70ba\u6578\u64da\u6703\u88ab\u5206\u6563\u5230\u591a\u500b\u7269\u7406\u78c1\u789f\u4e0a\u3002\u9019\u6a23\u4e00\u4f86\uff0c\u8b80\u53d6\u548c\u5beb\u5165\u64cd\u4f5c\u53ef\u4ee5\u540c\u6642\u5728\u591a\u500b\u78c1\u789f\u4e0a\u9032\u884c\uff0c\u5f9e\u800c\u63d0\u9ad8\u6574\u9ad4\u7684 I\/O \u6027\u80fd\u3002<\/p>\n<h2 id=\"%e5%89%8d%e6%9c%9f%e6%ba%96%e5%82%99-ylEEmfJRca\">\u524d\u671f\u6e96\u5099<\/h2>\n<p>\u5728\u958b\u59cb\u4e4b\u524d\uff0c\u8acb\u78ba\u4fdd\u60a8\u5df2\u7d93\u5b89\u88dd\u4e86 CentOS 8 \u4e26\u4e14\u64c1\u6709 root \u6b0a\u9650\u3002\u60a8\u9084\u9700\u8981\u81f3\u5c11\u5169\u500b\u672a\u5206\u914d\u7684\u78c1\u789f\u6216\u5206\u5340\u4f86\u5275\u5efa LVM \u689d\u5e36\u5377\u3002<\/p>\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-ylEEmfJRca\">\u6b65\u9a5f\u4e00\uff1a\u5b89\u88dd LVM \u5de5\u5177<\/h2>\n<p>\u9996\u5148\uff0c\u60a8\u9700\u8981\u78ba\u4fdd\u7cfb\u7d71\u4e2d\u5df2\u5b89\u88dd LVM \u5de5\u5177\u3002\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\u9032\u884c\u5b89\u88dd\uff1a<\/p>\n<pre><code>yum install lvm2<\/code><\/pre>\n<h2 id=\"%e6%ad%a5%e9%a9%9f%e4%ba%8c%ef%bc%9a%e5%89%b5%e5%bb%ba%e7%89%a9%e7%90%86%e5%8d%b7%ef%bc%88pv%ef%bc%89-ylEEmfJRca\">\u6b65\u9a5f\u4e8c\uff1a\u5275\u5efa\u7269\u7406\u5377\uff08PV\uff09<\/h2>\n<p>\u63a5\u4e0b\u4f86\uff0c\u60a8\u9700\u8981\u5c07\u672a\u5206\u914d\u7684\u78c1\u789f\u6216\u5206\u5340\u8f49\u63db\u70ba\u7269\u7406\u5377\u3002\u5047\u8a2d\u60a8\u6709\u5169\u500b\u78c1\u789f \/dev\/sdb \u548c \/dev\/sdc\uff0c\u60a8\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\u5275\u5efa\u7269\u7406\u5377\uff1a<\/p>\n<pre><code>pvcreate \/dev\/sdb\npvcreate \/dev\/sdc<\/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%ef%bc%88vg%ef%bc%89-ylEEmfJRca\">\u6b65\u9a5f\u4e09\uff1a\u5275\u5efa\u5377\u7d44\uff08VG\uff09<\/h2>\n<p>\u7136\u5f8c\uff0c\u60a8\u9700\u8981\u5c07\u9019\u4e9b\u7269\u7406\u5377\u7d44\u5408\u6210\u4e00\u500b\u5377\u7d44\u3002\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\u5275\u5efa\u4e00\u500b\u540d\u70ba vg01 \u7684\u5377\u7d44\uff1a<\/p>\n<pre><code>vgcreate vg01 \/dev\/sdb \/dev\/sdc<\/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%ef%bc%88lv%ef%bc%89-ylEEmfJRca\">\u6b65\u9a5f\u56db\uff1a\u5275\u5efa\u689d\u5e36\u5377\uff08LV\uff09<\/h2>\n<p>\u73fe\u5728\uff0c\u60a8\u53ef\u4ee5\u5275\u5efa\u4e00\u500b\u689d\u5e36\u5377\u3002\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\u5275\u5efa\u4e00\u500b\u540d\u70ba lv01 \u7684\u689d\u5e36\u5377\uff0c\u4e26\u6307\u5b9a\u689d\u5e36\u5927\u5c0f\u70ba 64MB\uff1a<\/p>\n<pre><code>lvcreate -i 2 -I 64 -n lv01 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\u800c -I \u53c3\u6578\u5247\u6307\u5b9a\u4e86\u689d\u5e36\u7684\u5927\u5c0f\uff0864MB\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%e6%a2%9d%e5%b8%b6%e5%8d%b7-ylEEmfJRca\">\u6b65\u9a5f\u4e94\uff1a\u683c\u5f0f\u5316\u689d\u5e36\u5377<\/h2>\n<p>\u5275\u5efa\u689d\u5e36\u5377\u5f8c\uff0c\u60a8\u9700\u8981\u5c0d\u5176\u9032\u884c\u683c\u5f0f\u5316\u3002\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\u5c07\u5176\u683c\u5f0f\u5316\u70ba ext4 \u6587\u4ef6\u7cfb\u7d71\uff1a<\/p>\n<pre><code>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%e6%a2%9d%e5%b8%b6%e5%8d%b7-ylEEmfJRca\">\u6b65\u9a5f\u516d\uff1a\u639b\u8f09\u689d\u5e36\u5377<\/h2>\n<p>\u6700\u5f8c\uff0c\u60a8\u53ef\u4ee5\u5c07\u689d\u5e36\u5377\u639b\u8f09\u5230\u7cfb\u7d71\u4e2d\u3002\u9996\u5148\uff0c\u5275\u5efa\u4e00\u500b\u639b\u8f09\u9ede\uff1a<\/p>\n<pre><code>mkdir \/mnt\/lv01<\/code><\/pre>\n<p>\u7136\u5f8c\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\u639b\u8f09\u689d\u5e36\u5377\uff1a<\/p>\n<pre><code>mount \/dev\/vg01\/lv01 \/mnt\/lv01<\/code><\/pre>\n<h2 id=\"%e6%ad%a5%e9%a9%9f%e4%b8%83%ef%bc%9a%e8%87%aa%e5%8b%95%e6%8e%9b%e8%bc%89%e8%a8%ad%e7%bd%ae-ylEEmfJRca\">\u6b65\u9a5f\u4e03\uff1a\u81ea\u52d5\u639b\u8f09\u8a2d\u7f6e<\/h2>\n<p>\u5982\u679c\u60a8\u5e0c\u671b\u5728\u7cfb\u7d71\u555f\u52d5\u6642\u81ea\u52d5\u639b\u8f09\u689d\u5e36\u5377\uff0c\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-ylEEmfJRca\">\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\u6280\u8853\u4e0d\u50c5\u63d0\u9ad8\u4e86\u78c1\u789f\u7684\u6027\u80fd\uff0c\u9084\u70ba\u672a\u4f86\u7684\u64f4\u5c55\u63d0\u4f9b\u4e86\u4fbf\u5229\u3002\u5982\u679c\u60a8\u9700\u8981\u66f4\u591a\u6709\u95dc <a href=\"https:\/\/server.hk\">\u9999\u6e2f VPS<\/a> \u7684\u8cc7\u8a0a\uff0c\u8acb\u8a2a\u554f\u6211\u5011\u7684\u7db2\u7ad9\u4ee5\u7372\u53d6\u66f4\u591a\u8a73\u7d30\u8cc7\u6599\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u4e86\u89e3\u5728 CentOS 8 \u4e2d\u5275\u5efa LVM \u689d\u5e36\u5377\u7684\u5177\u9ad4\u65b9\u6cd5\uff0c\u63d0\u5347\u5b58\u5132\u6027\u80fd\u8207\u7ba1\u7406\u9748\u6d3b\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-43992","post","type-post","status-publish","format-standard","hentry","category-setup-tutorials"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/43992","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=43992"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/43992\/revisions"}],"predecessor-version":[{"id":43993,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/43992\/revisions\/43993"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=43992"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=43992"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=43992"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}