{"id":43188,"date":"2024-10-04T20:31:25","date_gmt":"2024-10-04T12:31:25","guid":{"rendered":"https:\/\/server.hk\/cnblog\/43188\/"},"modified":"2024-10-04T20:31:25","modified_gmt":"2024-10-04T12:31:25","slug":"centos-7-%e4%b8%8a%e9%85%8d%e7%bd%ae-btrfs-%e6%96%87%e4%bb%b6%e7%b3%bb%e7%b5%b1","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/43188\/","title":{"rendered":"CentOS 7 \u4e0a\u914d\u7f6e Btrfs \u6587\u4ef6\u7cfb\u7d71"},"content":{"rendered":"<h1 id=\"centos-7-%e4%b8%8a%e9%85%8d%e7%bd%ae-btrfs-%e6%96%87%e4%bb%b6%e7%b3%bb%e7%b5%b1-BiyKMLqMuc\">CentOS 7 \u4e0a\u914d\u7f6e Btrfs \u6587\u4ef6\u7cfb\u7d71<\/h1>\n<p>Btrfs\uff08B-tree \u6587\u4ef6\u7cfb\u7d71\uff09\u662f\u4e00\u7a2e\u73fe\u4ee3\u7684\u6587\u4ef6\u7cfb\u7d71\uff0c\u65e8\u5728\u63d0\u4f9b\u9ad8\u6548\u7684\u6578\u64da\u7ba1\u7406\u548c\u5b58\u5132\u89e3\u6c7a\u65b9\u6848\u3002\u5b83\u5177\u6709\u5feb\u7167\u3001\u58d3\u7e2e\u3001\u5b50\u5377\u7b49\u529f\u80fd\uff0c\u7279\u5225\u9069\u5408\u7528\u65bc\u4f3a\u670d\u5668\u548c\u865b\u64ec\u5316\u74b0\u5883\u3002\u672c\u6587\u5c07\u4ecb\u7d39\u5982\u4f55\u5728 CentOS 7 \u4e0a\u914d\u7f6e Btrfs \u6587\u4ef6\u7cfb\u7d71\u3002<\/p>\n<h2 id=\"%e7%82%ba%e4%bb%80%e9%ba%bc%e9%81%b8%e6%93%87-btrfs%ef%bc%9f-BiyKMLqMuc\">\u70ba\u4ec0\u9ebc\u9078\u64c7 Btrfs\uff1f<\/h2>\n<p>Btrfs \u63d0\u4f9b\u4e86\u591a\u7a2e\u512a\u52e2\uff0c\u5305\u62ec\uff1a<\/p>\n<ul>\n<li><strong>\u5feb\u7167\u529f\u80fd\uff1a<\/strong>\u5141\u8a31\u7528\u6236\u5728\u4e0d\u5f71\u97ff\u7cfb\u7d71\u6027\u80fd\u7684\u60c5\u6cc1\u4e0b\u5275\u5efa\u6578\u64da\u7684\u6642\u9593\u9ede\u526f\u672c\u3002<\/li>\n<li><strong>\u5b50\u5377\u7ba1\u7406\uff1a<\/strong>\u7528\u6236\u53ef\u4ee5\u5728\u540c\u4e00\u500b Btrfs \u6587\u4ef6\u7cfb\u7d71\u4e2d\u5275\u5efa\u591a\u500b\u5b50\u5377\uff0c\u4fbf\u65bc\u7ba1\u7406\u548c\u5099\u4efd\u3002<\/li>\n<li><strong>\u6578\u64da\u5b8c\u6574\u6027\uff1a<\/strong>\u901a\u904e\u6821\u9a57\u548c\u6280\u8853\uff0cBtrfs \u80fd\u5920\u6aa2\u6e2c\u548c\u4fee\u5fa9\u6578\u64da\u640d\u58de\u3002<\/li>\n<li><strong>\u52d5\u614b\u64f4\u5c55\uff1a<\/strong>\u7528\u6236\u53ef\u4ee5\u96a8\u6642\u64f4\u5c55\u6587\u4ef6\u7cfb\u7d71\uff0c\u800c\u7121\u9700\u505c\u6a5f\u3002<\/li>\n<\/ul>\n<h2 id=\"%e5%ae%89%e8%a3%9d-btrfs-BiyKMLqMuc\">\u5b89\u88dd Btrfs<\/h2>\n<p>\u5728 CentOS 7 \u4e0a\uff0cBtrfs \u6587\u4ef6\u7cfb\u7d71\u901a\u5e38\u5df2\u7d93\u5305\u542b\u5728\u5167\u6838\u4e2d\u3002\u9996\u5148\uff0c\u60a8\u9700\u8981\u78ba\u4fdd\u7cfb\u7d71\u662f\u6700\u65b0\u7684\uff0c\u7136\u5f8c\u5b89\u88dd\u5fc5\u8981\u7684\u5de5\u5177\u3002<\/p>\n<pre><code>sudo yum update\nsudo yum install btrfs-progs<\/code><\/pre>\n<h2 id=\"%e5%89%b5%e5%bb%ba-btrfs-%e6%96%87%e4%bb%b6%e7%b3%bb%e7%b5%b1-BiyKMLqMuc\">\u5275\u5efa Btrfs \u6587\u4ef6\u7cfb\u7d71<\/h2>\n<p>\u63a5\u4e0b\u4f86\uff0c\u60a8\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u6b65\u9a5f\u4f86\u5275\u5efa Btrfs \u6587\u4ef6\u7cfb\u7d71\uff1a<\/p>\n<ol>\n<li>\u9996\u5148\uff0c\u78ba\u5b9a\u8981\u7528\u4f5c Btrfs \u6587\u4ef6\u7cfb\u7d71\u7684\u78c1\u789f\u6216\u5206\u5340\u3002\u60a8\u53ef\u4ee5\u4f7f\u7528 <code>lsblk<\/code> \u547d\u4ee4\u4f86\u67e5\u770b\u53ef\u7528\u7684\u78c1\u789f\u3002<\/li>\n<li>\u5047\u8a2d\u60a8\u8981\u4f7f\u7528 \/dev\/sdb1 \u4f5c\u70ba Btrfs \u6587\u4ef6\u7cfb\u7d71\uff0c\u60a8\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\u4f86\u5275\u5efa\u6587\u4ef6\u7cfb\u7d71\uff1a<\/li>\n<\/ol>\n<pre><code>sudo mkfs.btrfs \/dev\/sdb1<\/code><\/pre>\n<h2 id=\"%e6%8e%9b%e8%bc%89-btrfs-%e6%96%87%e4%bb%b6%e7%b3%bb%e7%b5%b1-BiyKMLqMuc\">\u639b\u8f09 Btrfs \u6587\u4ef6\u7cfb\u7d71<\/h2>\n<p>\u5275\u5efa\u6587\u4ef6\u7cfb\u7d71\u5f8c\uff0c\u60a8\u9700\u8981\u5c07\u5176\u639b\u8f09\u5230\u7cfb\u7d71\u4e2d\u3002\u60a8\u53ef\u4ee5\u9078\u64c7\u5c07\u5176\u639b\u8f09\u5230 \/mnt \u76ee\u9304\u4e0b\uff1a<\/p>\n<pre><code>sudo mount \/dev\/sdb1 \/mnt<\/code><\/pre>\n<p>\u70ba\u4e86\u5728\u7cfb\u7d71\u555f\u52d5\u6642\u81ea\u52d5\u639b\u8f09\uff0c\u60a8\u9700\u8981\u7de8\u8f2f <code>\/etc\/fstab<\/code> \u6587\u4ef6\uff0c\u6dfb\u52a0\u4ee5\u4e0b\u884c\uff1a<\/p>\n<pre><code>\/dev\/sdb1  \/mnt  btrfs  defaults  0  0<\/code><\/pre>\n<h2 id=\"%e4%bd%bf%e7%94%a8-btrfs-%e7%9a%84%e5%bf%ab%e7%85%a7%e5%8a%9f%e8%83%bd-BiyKMLqMuc\">\u4f7f\u7528 Btrfs \u7684\u5feb\u7167\u529f\u80fd<\/h2>\n<p>Btrfs \u7684\u4e00\u500b\u5f37\u5927\u529f\u80fd\u662f\u5feb\u7167\u3002\u60a8\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\u5275\u5efa\u5feb\u7167\uff1a<\/p>\n<pre><code>sudo btrfs subvolume snapshot \/mnt \/mnt\/snapshot1<\/code><\/pre>\n<p>\u9019\u5c07\u5728 \/mnt \u76ee\u9304\u4e0b\u5275\u5efa\u4e00\u500b\u540d\u70ba snapshot1 \u7684\u5feb\u7167\u3002\u60a8\u53ef\u4ee5\u96a8\u6642\u6aa2\u67e5\u5feb\u7167\u7684\u72c0\u614b\uff1a<\/p>\n<pre><code>sudo btrfs subvolume list \/mnt<\/code><\/pre>\n<h2 id=\"%e7%ae%a1%e7%90%86-btrfs-%e6%96%87%e4%bb%b6%e7%b3%bb%e7%b5%b1-BiyKMLqMuc\">\u7ba1\u7406 Btrfs \u6587\u4ef6\u7cfb\u7d71<\/h2>\n<p>Btrfs \u63d0\u4f9b\u4e86\u591a\u7a2e\u7ba1\u7406\u547d\u4ee4\uff0c\u60a8\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\u4f86\u6aa2\u67e5\u6587\u4ef6\u7cfb\u7d71\u7684\u72c0\u614b\uff1a<\/p>\n<pre><code>sudo btrfs filesystem df \/mnt<\/code><\/pre>\n<p>\u9019\u5c07\u986f\u793a\u6587\u4ef6\u7cfb\u7d71\u7684\u4f7f\u7528\u60c5\u6cc1\u548c\u53ef\u7528\u7a7a\u9593\u3002<\/p>\n<h2 id=\"%e7%b8%bd%e7%b5%90-BiyKMLqMuc\">\u7e3d\u7d50<\/h2>\n<p>\u5728 CentOS 7 \u4e0a\u914d\u7f6e Btrfs \u6587\u4ef6\u7cfb\u7d71\u662f\u4e00\u500b\u76f8\u5c0d\u7c21\u55ae\u7684\u904e\u7a0b\uff0c\u4e26\u4e14\u5176\u63d0\u4f9b\u7684\u5feb\u7167\u548c\u5b50\u5377\u529f\u80fd\u4f7f\u5176\u6210\u70ba\u4f3a\u670d\u5668\u7ba1\u7406\u7684\u7406\u60f3\u9078\u64c7\u3002\u7121\u8ad6\u60a8\u662f\u9700\u8981\u9ad8\u6548\u7684\u6578\u64da\u7ba1\u7406\u9084\u662f\u5e0c\u671b\u63d0\u9ad8\u6578\u64da\u7684\u5b89\u5168\u6027\uff0cBtrfs \u90fd\u662f\u4e00\u500b\u503c\u5f97\u8003\u616e\u7684\u9078\u64c7\u3002\u5982\u679c\u60a8\u6b63\u5728\u5c0b\u627e\u53ef\u9760\u7684 <a href=\"https:\/\/server.hk\">\u9999\u6e2f VPS<\/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>Learn how to configure the Btrfs file system on CentOS 7 for enhanced data management, snapshots, and efficient storage solutions.<\/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-43188","post","type-post","status-publish","format-standard","hentry","category-setup-tutorials"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/43188","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=43188"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/43188\/revisions"}],"predecessor-version":[{"id":43189,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/43188\/revisions\/43189"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=43188"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=43188"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=43188"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}