{"id":180902,"date":"2024-11-09T14:08:18","date_gmt":"2024-11-09T06:08:18","guid":{"rendered":"https:\/\/server.hk\/cnblog\/180902\/"},"modified":"2024-11-09T14:08:19","modified_gmt":"2024-11-09T06:08:19","slug":"%e6%b7%b1%e5%85%a5%e4%ba%86%e8%a7%a3%e6%95%b8%e6%93%9a%e5%ba%ablv%e7%9a%84%e5%90%ab%e7%be%a9-%e6%95%b8%e6%93%9a%e5%ba%ablv%e6%98%af%e4%bb%80%e9%ba%bc%e6%84%8f%e6%80%9d","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/180902\/","title":{"rendered":"\u6df1\u5165\u4e86\u89e3\u6578\u64da\u5eablv\u7684\u542b\u7fa9 (\u6578\u64da\u5eablv\u662f\u4ec0\u9ebc\u610f\u601d)"},"content":{"rendered":"<h1 id=\"%e6%b7%b1%e5%85%a5%e4%ba%86%e8%a7%a3%e6%95%b8%e6%93%9a%e5%ba%ablv%e7%9a%84%e5%90%ab%e7%be%a9-%e6%95%b8%e6%93%9a%e5%ba%ablv%e6%98%af%e4%bb%80%e9%ba%bc%e6%84%8f%e6%80%9d-dbfdOpBsYJ\">\u6df1\u5165\u4e86\u89e3\u6578\u64da\u5eablv\u7684\u542b\u7fa9 (\u6578\u64da\u5eablv\u662f\u4ec0\u9ebc\u610f\u601d)<\/h1>\n<p>\u5728\u7576\u4eca\u7684\u6578\u64da\u9a45\u52d5\u6642\u4ee3\uff0c\u6578\u64da\u5eab\u7684\u7ba1\u7406\u548c\u904b\u7528\u8b8a\u5f97\u8d8a\u4f86\u8d8a\u91cd\u8981\u3002\u7121\u8ad6\u662f\u4f01\u696d\u9084\u662f\u500b\u4eba\uff0c\u6578\u64da\u5eab\u90fd\u626e\u6f14\u8457\u95dc\u9375\u7684\u89d2\u8272\u3002\u800c\u5728\u6578\u64da\u5eab\u7684\u4e16\u754c\u4e2d\uff0c&#8221;lv&#8221;\u9019\u500b\u8853\u8a9e\u7d93\u5e38\u51fa\u73fe\uff0c\u7279\u5225\u662f\u5728\u6d89\u53ca\u5230\u6578\u64da\u5eab\u7684\u6027\u80fd\u548c\u7ba1\u7406\u6642\u3002\u90a3\u9ebc\uff0c\u6578\u64da\u5eablv\u7a76\u7adf\u662f\u4ec0\u9ebc\u610f\u601d\u5462\uff1f\u672c\u6587\u5c07\u6df1\u5165\u63a2\u8a0e\u9019\u4e00\u6982\u5ff5\u53ca\u5176\u5728\u6578\u64da\u5eab\u7ba1\u7406\u4e2d\u7684\u91cd\u8981\u6027\u3002<\/p>\n<h2 id=\"%e4%bb%80%e9%ba%bc%e6%98%af%e6%95%b8%e6%93%9a%e5%ba%ablv%ef%bc%9f-dbfdOpBsYJ\">\u4ec0\u9ebc\u662f\u6578\u64da\u5eablv\uff1f<\/h2>\n<p>\u5728\u6578\u64da\u5eab\u7ba1\u7406\u7cfb\u7d71\u4e2d\uff0c&#8221;lv&#8221;\u901a\u5e38\u6307\u7684\u662f&#8221;Logical Volume&#8221;\uff08\u908f\u8f2f\u5377\uff09\u3002\u908f\u8f2f\u5377\u662f\u4e00\u7a2e\u865b\u64ec\u5316\u7684\u5b58\u5132\u55ae\u5143\uff0c\u5141\u8a31\u7528\u6236\u5728\u7269\u7406\u5b58\u5132\u8a2d\u5099\u4e0a\u5275\u5efa\u3001\u7ba1\u7406\u548c\u8abf\u6574\u5b58\u5132\u7a7a\u9593\u3002\u9019\u7a2e\u6280\u8853\u4f7f\u5f97\u6578\u64da\u5eab\u7ba1\u7406\u66f4\u52a0\u9748\u6d3b\uff0c\u7279\u5225\u662f\u5728\u9700\u8981\u52d5\u614b\u8abf\u6574\u5b58\u5132\u5bb9\u91cf\u7684\u60c5\u6cc1\u4e0b\u3002<\/p>\n<h2 id=\"%e9%82%8f%e8%bc%af%e5%8d%b7%e7%9a%84%e5%b7%a5%e4%bd%9c%e5%8e%9f%e7%90%86-dbfdOpBsYJ\">\u908f\u8f2f\u5377\u7684\u5de5\u4f5c\u539f\u7406<\/h2>\n<p>\u908f\u8f2f\u5377\u7684\u5de5\u4f5c\u539f\u7406\u57fa\u65bc\u7269\u7406\u5377\uff08Physical Volume\uff09\u548c\u5377\u7d44\uff08Volume Group\uff09\u7684\u6982\u5ff5\u3002\u7269\u7406\u5377\u662f\u5be6\u969b\u7684\u5b58\u5132\u8a2d\u5099\uff0c\u5982\u786c\u789f\u6216SSD\uff0c\u800c\u5377\u7d44\u5247\u662f\u7531\u4e00\u500b\u6216\u591a\u500b\u7269\u7406\u5377\u7d44\u6210\u7684\u908f\u8f2f\u96c6\u5408\u3002\u7528\u6236\u53ef\u4ee5\u5728\u5377\u7d44\u4e2d\u5275\u5efa\u908f\u8f2f\u5377\uff0c\u4e26\u5c07\u5176\u7528\u4f5c\u6587\u4ef6\u7cfb\u7d71\u6216\u6578\u64da\u5eab\u7684\u5b58\u5132\u7a7a\u9593\u3002<\/p>\n<h3 id=\"%e9%82%8f%e8%bc%af%e5%8d%b7%e7%9a%84%e5%84%aa%e5%8b%a2-dbfdOpBsYJ\">\u908f\u8f2f\u5377\u7684\u512a\u52e2<\/h3>\n<ul>\n<li><strong>\u9748\u6d3b\u6027\uff1a<\/strong>\u7528\u6236\u53ef\u4ee5\u6839\u64da\u9700\u6c42\u96a8\u6642\u8abf\u6574\u908f\u8f2f\u5377\u7684\u5927\u5c0f\uff0c\u800c\u4e0d\u9700\u8981\u91cd\u65b0\u5206\u5340\u6216\u683c\u5f0f\u5316\u7269\u7406\u8a2d\u5099\u3002<\/li>\n<li><strong>\u7c21\u5316\u7ba1\u7406\uff1a<\/strong>\u901a\u904e\u5c07\u591a\u500b\u7269\u7406\u5377\u7d44\u5408\u6210\u4e00\u500b\u5377\u7d44\uff0c\u7528\u6236\u53ef\u4ee5\u66f4\u8f15\u9b06\u5730\u7ba1\u7406\u5b58\u5132\u8cc7\u6e90\u3002<\/li>\n<li><strong>\u63d0\u9ad8\u6027\u80fd\uff1a<\/strong>\u908f\u8f2f\u5377\u53ef\u4ee5\u5728\u591a\u500b\u7269\u7406\u5377\u4e4b\u9593\u5206\u6563\u6578\u64da\uff0c\u5f9e\u800c\u63d0\u9ad8\u8b80\u5beb\u6027\u80fd\u3002<\/li>\n<\/ul>\n<h2 id=\"%e6%95%b8%e6%93%9a%e5%ba%ablv%e7%9a%84%e6%87%89%e7%94%a8%e5%a0%b4%e6%99%af-dbfdOpBsYJ\">\u6578\u64da\u5eablv\u7684\u61c9\u7528\u5834\u666f<\/h2>\n<p>\u5728\u6578\u64da\u5eab\u7ba1\u7406\u4e2d\uff0c\u908f\u8f2f\u5377\u7684\u61c9\u7528\u5834\u666f\u975e\u5e38\u5ee3\u6cdb\u3002\u4ee5\u4e0b\u662f\u4e00\u4e9b\u5e38\u898b\u7684\u61c9\u7528\u6848\u4f8b\uff1a<\/p>\n<ul>\n<li><strong>\u52d5\u614b\u64f4\u5c55\uff1a<\/strong>\u7576\u6578\u64da\u5eab\u9700\u8981\u66f4\u591a\u7684\u5b58\u5132\u7a7a\u9593\u6642\uff0c\u7528\u6236\u53ef\u4ee5\u8f15\u9b06\u5730\u64f4\u5c55\u908f\u8f2f\u5377\uff0c\u800c\u4e0d\u6703\u5f71\u97ff\u5230\u6578\u64da\u5eab\u7684\u904b\u884c\u3002<\/li>\n<li><strong>\u6578\u64da\u5099\u4efd\uff1a<\/strong>\u908f\u8f2f\u5377\u53ef\u4ee5\u7528\u65bc\u5275\u5efa\u6578\u64da\u5eab\u7684\u5feb\u7167\uff0c\u65b9\u4fbf\u7528\u6236\u9032\u884c\u5099\u4efd\u548c\u6062\u5fa9\u3002<\/li>\n<li><strong>\u6027\u80fd\u512a\u5316\uff1a<\/strong>\u901a\u904e\u5c07\u6578\u64da\u5206\u6563\u5230\u591a\u500b\u908f\u8f2f\u5377\uff0c\u7528\u6236\u53ef\u4ee5\u512a\u5316\u6578\u64da\u5eab\u7684\u6027\u80fd\uff0c\u6e1b\u5c11\u74f6\u9838\u3002<\/li>\n<\/ul>\n<h2 id=\"%e5%a6%82%e4%bd%95%e7%ae%a1%e7%90%86%e6%95%b8%e6%93%9a%e5%ba%ablv-dbfdOpBsYJ\">\u5982\u4f55\u7ba1\u7406\u6578\u64da\u5eablv<\/h2>\n<p>\u7ba1\u7406\u908f\u8f2f\u5377\u901a\u5e38\u9700\u8981\u4f7f\u7528\u7279\u5b9a\u7684\u547d\u4ee4\u884c\u5de5\u5177\u6216\u5716\u5f62\u754c\u9762\u5de5\u5177\u3002\u4ee5\u4e0b\u662f\u4e00\u4e9b\u5e38\u7528\u7684\u547d\u4ee4\u884c\u5de5\u5177\uff1a<\/p>\n<pre><code>\n# \u5275\u5efa\u908f\u8f2f\u5377\nlvcreate -n mylv -L 10G myvg\n\n# \u64f4\u5c55\u908f\u8f2f\u5377\nlvextend -L +5G \/dev\/myvg\/mylv\n\n# \u7e2e\u5c0f\u908f\u8f2f\u5377\nlvreduce -L -5G \/dev\/myvg\/mylv\n<\/code><\/pre>\n<p>\u9019\u4e9b\u547d\u4ee4\u53ef\u4ee5\u5e6b\u52a9\u7528\u6236\u6709\u6548\u5730\u7ba1\u7406\u908f\u8f2f\u5377\uff0c\u6839\u64da\u9700\u6c42\u9032\u884c\u64f4\u5c55\u6216\u7e2e\u5c0f\u3002<\/p>\n<h2 id=\"%e7%b5%90%e8%ab%96-dbfdOpBsYJ\">\u7d50\u8ad6<\/h2>\n<p>\u6578\u64da\u5eablv\uff0c\u5373\u908f\u8f2f\u5377\uff0c\u662f\u73fe\u4ee3\u6578\u64da\u5eab\u7ba1\u7406\u4e2d\u4e0d\u53ef\u6216\u7f3a\u7684\u4e00\u90e8\u5206\u3002\u5b83\u63d0\u4f9b\u4e86\u9748\u6d3b\u6027\u3001\u7c21\u5316\u7ba1\u7406\u548c\u6027\u80fd\u512a\u5316\u7684\u512a\u52e2\uff0c\u4f7f\u5f97\u7528\u6236\u80fd\u5920\u66f4\u6709\u6548\u5730\u5229\u7528\u5b58\u5132\u8cc7\u6e90\u3002\u5728\u6578\u64da\u9a45\u52d5\u7684\u74b0\u5883\u4e2d\uff0c\u7406\u89e3\u548c\u638c\u63e1\u908f\u8f2f\u5377\u7684\u6982\u5ff5\u5c0d\u65bc\u6578\u64da\u5eab\u7ba1\u7406\u8005\u4f86\u8aaa\u81f3\u95dc\u91cd\u8981\u3002<\/p>\n<p>\u5982\u679c\u60a8\u5c0d\u65bc\u6578\u64da\u5eab\u7ba1\u7406\u6216\u5176\u4ed6\u76f8\u95dc\u6280\u8853\u6709\u8208\u8da3\uff0c\u6b61\u8fce\u8a2a\u554f\u6211\u5011\u7684\u7db2\u7ad9\u4e86\u89e3\u66f4\u591a\u8cc7\u8a0a\u3002\u6211\u5011\u63d0\u4f9b\u5404\u7a2e <a href=\"https:\/\/server.hk\">VPS<\/a> \u89e3\u6c7a\u65b9\u6848\uff0c\u5e6b\u52a9\u60a8\u66f4\u597d\u5730\u7ba1\u7406\u60a8\u7684\u6578\u64da\u5eab\u548c\u61c9\u7528\u7a0b\u5e8f\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u6df1\u5165\u4e86\u89e3\u6578\u64da\u5eablv\u7684\u542b\u7fa9\uff0c\u63a2\u7d22\u5176\u5b9a\u7fa9\u3001\u529f\u80fd\u53ca\u5728\u6578\u64da\u7ba1\u7406\u4e2d\u7684\u91cd\u8981\u6027\uff0c\u52a9\u60a8\u638c\u63e1\u6578\u64da\u5eab\u6280\u8853\u7684\u6838\u5fc3\u6982\u5ff5\u3002<\/p>\n","protected":false},"author":0,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[101],"tags":[],"class_list":["post-180902","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/180902","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"}],"replies":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/comments?post=180902"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/180902\/revisions"}],"predecessor-version":[{"id":180903,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/180902\/revisions\/180903"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=180902"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=180902"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=180902"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}