{"id":44920,"date":"2024-10-06T19:11:14","date_gmt":"2024-10-06T11:11:14","guid":{"rendered":"https:\/\/server.hk\/cnblog\/44920\/"},"modified":"2024-10-06T19:11:14","modified_gmt":"2024-10-06T11:11:14","slug":"linux-%e7%b3%bb%e7%b5%b1-lvm-%e5%8d%b7%e6%93%b4%e5%b1%95","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/44920\/","title":{"rendered":"Linux \u7cfb\u7d71 lvm \u5377\u64f4\u5c55"},"content":{"rendered":"<h1 id=\"linux-%e7%b3%bb%e7%b5%b1-lvm-%e5%8d%b7%e6%93%b4%e5%b1%95-JVYIBSfSSi\">Linux \u7cfb\u7d71 LVM \u5377\u64f4\u5c55<\/h1>\n<p>\u5728\u73fe\u4ee3\u7684\u4f3a\u670d\u5668\u7ba1\u7406\u4e2d\uff0c\u78c1\u789f\u7a7a\u9593\u7684\u9748\u6d3b\u6027\u548c\u53ef\u64f4\u5c55\u6027\u8b8a\u5f97\u8d8a\u4f86\u8d8a\u91cd\u8981\u3002Linux \u7684\u908f\u8f2f\u5377\u7ba1\u7406\u5668\uff08LVM\uff09\u63d0\u4f9b\u4e86\u4e00\u7a2e\u6709\u6548\u7684\u65b9\u5f0f\u4f86\u7ba1\u7406\u78c1\u789f\u7a7a\u9593\uff0c\u5141\u8a31\u7528\u6236\u5728\u4e0d\u5f71\u97ff\u7cfb\u7d71\u904b\u884c\u7684\u60c5\u6cc1\u4e0b\u64f4\u5c55\u6216\u7e2e\u6e1b\u78c1\u789f\u5377\u3002\u672c\u6587\u5c07\u6df1\u5165\u63a2\u8a0e\u5982\u4f55\u5728 Linux \u7cfb\u7d71\u4e2d\u9032\u884c LVM \u5377\u64f4\u5c55\u7684\u904e\u7a0b\u3002<\/p>\n<h2 id=\"%e4%bb%80%e9%ba%bc%e6%98%af-lvm%ef%bc%9f-JVYIBSfSSi\">\u4ec0\u9ebc\u662f LVM\uff1f<\/h2>\n<p>LVM\uff08Logical Volume Manager\uff09\u662f\u4e00\u7a2e\u7528\u65bc\u7ba1\u7406\u78c1\u789f\u7a7a\u9593\u7684\u5de5\u5177\uff0c\u5141\u8a31\u7528\u6236\u5c07\u7269\u7406\u78c1\u789f\u5283\u5206\u70ba\u908f\u8f2f\u5377\u3002\u9019\u4e9b\u908f\u8f2f\u5377\u53ef\u4ee5\u6839\u64da\u9700\u8981\u9032\u884c\u64f4\u5c55\u6216\u7e2e\u6e1b\uff0c\u63d0\u4f9b\u4e86\u6bd4\u50b3\u7d71\u5206\u5340\u66f4\u5927\u7684\u9748\u6d3b\u6027\u3002LVM \u7684\u4e3b\u8981\u7d44\u4ef6\u5305\u62ec\uff1a<\/p>\n<ul>\n<li><strong>\u7269\u7406\u5377\uff08PV\uff09<\/strong>\uff1a\u5be6\u969b\u7684\u78c1\u789f\u6216\u78c1\u789f\u5206\u5340\u3002<\/li>\n<li><strong>\u5377\u7d44\uff08VG\uff09<\/strong>\uff1a\u7531\u4e00\u500b\u6216\u591a\u500b\u7269\u7406\u5377\u7d44\u6210\u7684\u96c6\u5408\u3002<\/li>\n<li><strong>\u908f\u8f2f\u5377\uff08LV\uff09<\/strong>\uff1a\u5f9e\u5377\u7d44\u4e2d\u5283\u5206\u51fa\u4f86\u7684\u908f\u8f2f\u78c1\u789f\u5340\u3002<\/li>\n<\/ul>\n<h2 id=\"%e6%93%b4%e5%b1%95-lvm-%e5%8d%b7%e7%9a%84%e6%ad%a5%e9%a9%9f-JVYIBSfSSi\">\u64f4\u5c55 LVM \u5377\u7684\u6b65\u9a5f<\/h2>\n<p>\u64f4\u5c55 LVM \u5377\u7684\u904e\u7a0b\u53ef\u4ee5\u5206\u70ba\u5e7e\u500b\u6b65\u9a5f\u3002\u4ee5\u4e0b\u662f\u8a73\u7d30\u7684\u64cd\u4f5c\u6b65\u9a5f\uff1a<\/p>\n<h3 id=\"%e6%ad%a5%e9%a9%9f-1%ef%bc%9a%e6%aa%a2%e6%9f%a5%e7%95%b6%e5%89%8d%e7%9a%84-lvm-%e9%85%8d%e7%bd%ae-JVYIBSfSSi\">\u6b65\u9a5f 1\uff1a\u6aa2\u67e5\u7576\u524d\u7684 LVM \u914d\u7f6e<\/h3>\n<p>\u9996\u5148\uff0c\u60a8\u9700\u8981\u6aa2\u67e5\u7576\u524d\u7684 LVM \u914d\u7f6e\uff0c\u4ee5\u78ba\u5b9a\u53ef\u7528\u7684\u7269\u7406\u5377\u548c\u908f\u8f2f\u5377\u3002\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\uff1a<\/p>\n<pre><code>sudo lvdisplay<\/code><\/pre>\n<p>\u9019\u5c07\u986f\u793a\u6240\u6709\u908f\u8f2f\u5377\u7684\u8a73\u7d30\u4fe1\u606f\uff0c\u5305\u62ec\u5927\u5c0f\u548c\u4f7f\u7528\u60c5\u6cc1\u3002<\/p>\n<h3 id=\"%e6%ad%a5%e9%a9%9f-2%ef%bc%9a%e5%a2%9e%e5%8a%a0%e7%89%a9%e7%90%86%e5%8d%b7%e7%9a%84%e5%a4%a7%e5%b0%8f-JVYIBSfSSi\">\u6b65\u9a5f 2\uff1a\u589e\u52a0\u7269\u7406\u5377\u7684\u5927\u5c0f<\/h3>\n<p>\u5982\u679c\u60a8\u9700\u8981\u64f4\u5c55\u908f\u8f2f\u5377\uff0c\u9996\u5148\u9700\u8981\u78ba\u4fdd\u6709\u8db3\u5920\u7684\u7269\u7406\u7a7a\u9593\u3002\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\u4f86\u589e\u52a0\u7269\u7406\u5377\u7684\u5927\u5c0f\uff1a<\/p>\n<pre><code>sudo pvresize \/dev\/sdX<\/code><\/pre>\n<p>\u8acb\u5c07 <code>\/dev\/sdX<\/code> \u66ff\u63db\u70ba\u60a8\u8981\u64f4\u5c55\u7684\u7269\u7406\u5377\u7684\u5be6\u969b\u8a2d\u5099\u540d\u7a31\u3002<\/p>\n<h3 id=\"%e6%ad%a5%e9%a9%9f-3%ef%bc%9a%e6%93%b4%e5%b1%95%e9%82%8f%e8%bc%af%e5%8d%b7-JVYIBSfSSi\">\u6b65\u9a5f 3\uff1a\u64f4\u5c55\u908f\u8f2f\u5377<\/h3>\n<p>\u63a5\u4e0b\u4f86\uff0c\u60a8\u53ef\u4ee5\u64f4\u5c55\u908f\u8f2f\u5377\u3002\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\uff1a<\/p>\n<pre><code>sudo lvextend -l +100%FREE \/dev\/mapper\/vg_name-lv_name<\/code><\/pre>\n<p>\u5728\u9019\u88e1\uff0c<code>vg_name<\/code> \u662f\u60a8\u7684\u5377\u7d44\u540d\u7a31\uff0c<code>lv_name<\/code> \u662f\u60a8\u8981\u64f4\u5c55\u7684\u908f\u8f2f\u5377\u540d\u7a31\u3002\u9019\u500b\u547d\u4ee4\u5c07\u4f7f\u7528\u6240\u6709\u53ef\u7528\u7684\u7a7a\u9593\u4f86\u64f4\u5c55\u908f\u8f2f\u5377\u3002<\/p>\n<h3 id=\"%e6%ad%a5%e9%a9%9f-4%ef%bc%9a%e6%93%b4%e5%b1%95%e6%96%87%e4%bb%b6%e7%b3%bb%e7%b5%b1-JVYIBSfSSi\">\u6b65\u9a5f 4\uff1a\u64f4\u5c55\u6587\u4ef6\u7cfb\u7d71<\/h3>\n<p>\u6700\u5f8c\uff0c\u60a8\u9700\u8981\u64f4\u5c55\u6587\u4ef6\u7cfb\u7d71\u4ee5\u5229\u7528\u65b0\u7684\u7a7a\u9593\u3002\u6839\u64da\u60a8\u4f7f\u7528\u7684\u6587\u4ef6\u7cfb\u7d71\uff0c\u547d\u4ee4\u53ef\u80fd\u6703\u6709\u6240\u4e0d\u540c\u3002\u5c0d\u65bc ext4 \u6587\u4ef6\u7cfb\u7d71\uff0c\u53ef\u4ee5\u4f7f\u7528\uff1a<\/p>\n<pre><code>sudo resize2fs \/dev\/mapper\/vg_name-lv_name<\/code><\/pre>\n<p>\u9019\u6a23\u5c31\u5b8c\u6210\u4e86 LVM \u5377\u7684\u64f4\u5c55\u904e\u7a0b\u3002<\/p>\n<h2 id=\"%e6%b3%a8%e6%84%8f%e4%ba%8b%e9%a0%85-JVYIBSfSSi\">\u6ce8\u610f\u4e8b\u9805<\/h2>\n<p>\u5728\u9032\u884c LVM \u5377\u64f4\u5c55\u4e4b\u524d\uff0c\u5efa\u8b70\u60a8\u5099\u4efd\u91cd\u8981\u6578\u64da\uff0c\u4ee5\u9632\u6b62\u610f\u5916\u60c5\u6cc1\u767c\u751f\u3002\u6b64\u5916\uff0c\u78ba\u4fdd\u5728\u64f4\u5c55\u904e\u7a0b\u4e2d\u76e3\u63a7\u7cfb\u7d71\u6027\u80fd\uff0c\u4ee5\u907f\u514d\u5c0d\u6b63\u5728\u904b\u884c\u7684\u61c9\u7528\u7a0b\u5e8f\u9020\u6210\u5f71\u97ff\u3002<\/p>\n<h2 id=\"%e7%b8%bd%e7%b5%90-JVYIBSfSSi\">\u7e3d\u7d50<\/h2>\n<p>Linux \u7cfb\u7d71\u4e2d\u7684 LVM \u63d0\u4f9b\u4e86\u4e00\u7a2e\u9748\u6d3b\u7684\u65b9\u5f0f\u4f86\u7ba1\u7406\u78c1\u789f\u7a7a\u9593\uff0c\u7279\u5225\u662f\u5728\u9700\u8981\u64f4\u5c55\u5377\u6642\u3002\u901a\u904e\u4e0a\u8ff0\u6b65\u9a5f\uff0c\u60a8\u53ef\u4ee5\u8f15\u9b06\u5730\u64f4\u5c55 LVM \u5377\uff0c\u5f9e\u800c\u6eff\u8db3\u4e0d\u65b7\u589e\u9577\u7684\u5b58\u5132\u9700\u6c42\u3002\u5982\u679c\u60a8\u6b63\u5728\u5c0b\u627e\u9ad8\u6548\u7684 <a href=\"https:\/\/server.hk\">\u9999\u6e2f VPS<\/a> \u89e3\u6c7a\u65b9\u6848\uff0cServer.HK \u63d0\u4f9b\u591a\u7a2e\u9078\u64c7\uff0c\u6eff\u8db3\u4e0d\u540c\u7528\u6236\u7684\u9700\u6c42\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u5b78\u7fd2\u5982\u4f55\u5728 Linux \u7cfb\u7d71\u4e2d\u64f4\u5c55 LVM \u5377\uff0c\u63d0\u5347\u5b58\u5132\u9748\u6d3b\u6027\u8207\u7ba1\u7406\u6548\u7387\uff0c\u7c21\u5316\u78c1\u789f\u7a7a\u9593\u7684\u8abf\u6574\u904e\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-44920","post","type-post","status-publish","format-standard","hentry","category-setup-tutorials"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/44920","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=44920"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/44920\/revisions"}],"predecessor-version":[{"id":44921,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/44920\/revisions\/44921"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=44920"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=44920"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=44920"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}