{"id":32336,"date":"2026-07-31T10:00:00","date_gmt":"2026-07-31T02:00:00","guid":{"rendered":"https:\/\/cn.hostease.com\/blog\/?p=32336"},"modified":"2026-08-04T16:30:51","modified_gmt":"2026-08-04T08:30:51","slug":"cloud-lvm-disk-expansion","status":"publish","type":"post","link":"https:\/\/cn.hostease.com\/blog\/tutorials\/cloud-lvm-disk-expansion\/","title":{"rendered":"\u4e91\u670d\u52a1\u5668\u78c1\u76d8\u6269\u5bb9\u540e\u5982\u4f55\u5728\u7ebf\u6269\u5c55 LVM \u4e0e\u6587\u4ef6\u7cfb\u7edf"},"content":{"rendered":"<p><img decoding=\"async\" src=\"https:\/\/cn.hostease.com\/blog\/wp-content\/uploads\/2026\/08\/cloud-lvm-disk-expansion-cover.webp\" alt=\"\u4e91\u670d\u52a1\u5668\u78c1\u76d8\u6269\u5bb9\u540e\u7684 LVM \u5b58\u50a8\u7ed3\u6784\u793a\u610f\u56fe\" loading=\"lazy\" \/><\/p>\n<p>\u5f53\u4e91\u670d\u52a1\u5668\uff08\u4e91\u7aef\u865a\u62df\u8ba1\u7b97\u8d44\u6e90\uff09\u7684\u7cfb\u7edf\u76d8\u6216\u6570\u636e\u76d8\u5bb9\u91cf\u4e0d\u591f\u65f6\uff0c\u63a7\u5236\u53f0\u91cc\u70b9\u4e00\u6b21\u201c\u6269\u5bb9\u201d\u901a\u5e38\u53ea\u5b8c\u6210\u4e86\u7b2c\u4e00\u534a\uff1a\u5e95\u5c42\u5757\u8bbe\u5907\u53d8\u5927\u4e86\uff0c\u4f46 Linux \u91cc\u7684\u5206\u533a\u3001LVM\uff08\u903b\u8f91\u5377\u7ba1\u7406\u5668\uff09\u548c\u6587\u4ef6\u7cfb\u7edf\u4e0d\u4e00\u5b9a\u81ea\u52a8\u53d8\u5927\u3002\u672c\u6587\u4f1a\u89e3\u51b3\u8fd9\u4e2a\u65ad\u70b9\uff0c\u6559\u4f60\u5982\u4f55\u5728\u7ebf\u786e\u8ba4\u78c1\u76d8\u65b0\u5bb9\u91cf\u3001\u6269\u5c55 LVM\uff08\u903b\u8f91\u5377\u7ba1\u7406\u5668\uff09\u4ee5\u53ca\u8ba9 ext4 \u6216 XFS \u6587\u4ef6\u7cfb\u7edf\u771f\u6b63\u53ef\u7528\uff0c\u5c3d\u91cf\u51cf\u5c11\u4e1a\u52a1\u505c\u673a\u65f6\u95f4\u3002<\/p>\n<p>\u6269\u5bb9\u524d\u5148\u628a\u76ee\u6807\u8bf4\u6e05\u695a\uff1a\u6211\u4eec\u4e0d\u662f\u201c\u76f2\u76ee\u6267\u884c resize \u547d\u4ee4\u201d\uff0c\u800c\u662f\u6cbf\u7740\u201c\u5757\u8bbe\u5907 \u2192 \u5206\u533a\u6216\u7269\u7406\u5377 \u2192 \u5377\u7ec4 \u2192 \u903b\u8f91\u5377 \u2192 \u6587\u4ef6\u7cfb\u7edf\u201d\u7684\u94fe\u8def\u9010\u5c42\u786e\u8ba4\u3002\u8fd9\u6837\u505a\u7684\u597d\u5904\u662f\uff0c\u4e00\u65e6\u67d0\u4e00\u6b65\u6ca1\u6709\u53d8\u5316\uff0c\u4f60\u80fd\u9a6c\u4e0a\u77e5\u9053\u5361\u5728\u8bbe\u5907\u8bc6\u522b\u3001\u5206\u533a\u8fb9\u754c\u8fd8\u662f\u6587\u4ef6\u7cfb\u7edf\u5c42\uff0c\u800c\u4e0d\u662f\u7b49\u5230\u7ebf\u4e0a\u5199\u5165\u5931\u8d25\u624d\u6392\u67e5\u3002<\/p>\n<h2>\u5148\u5224\u65ad\u5f53\u524d\u78c1\u76d8\u7ed3\u6784\uff0c\u522b\u76f4\u63a5\u6269\u5bb9\u6587\u4ef6\u7cfb\u7edf<\/h2>\n<p>\u5f00\u59cb\u64cd\u4f5c\u524d\uff0c\u5efa\u8bae\u5148\u8bb0\u5f55\u4e09\u7c7b\u4fe1\u606f\uff1a\u6302\u8f7d\u70b9\u4f7f\u7528\u7387\u3001\u5757\u8bbe\u5907\u5173\u7cfb\u548c\u6587\u4ef6\u7cfb\u7edf\u7c7b\u578b\u3002\u5c24\u5176\u662f\u751f\u4ea7\u73af\u5883\u4e2d\u7684\u7f51\u7ad9\u76ee\u5f55\u3001\u6570\u636e\u5e93\u76ee\u5f55\u3001\u65e5\u5fd7\u76ee\u5f55\uff0c\u6269\u5bb9\u5bf9\u8c61\u53ef\u80fd\u4e0d\u662f\u6839\u5206\u533a\uff0c\u800c\u662f\u5355\u72ec\u6302\u8f7d\u7684\u6570\u636e\u5377\u3002\u5982\u679c\u4f60\u8fd8\u5728\u8bc4\u4f30\u4e3b\u673a\u89c4\u683c\u548c\u78c1\u76d8\u7b56\u7565\uff0c\u53ef\u4ee5\u5148\u53c2\u8003 Hostease \u7684 <a href=\"https:\/\/cn.hostease.com\/blog\/server\/\">\u670d\u52a1\u5668\u914d\u7f6e\u76f8\u5173\u6587\u7ae0<\/a>\uff0c\u628a\u5bb9\u91cf\u3001\u5907\u4efd\u548c\u589e\u957f\u5468\u671f\u4e00\u8d77\u89c4\u5212\u3002<\/p>\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"bash\" data-enlighter-linenumbers=\"false\">\ndf -hT\nlsblk -f\nsudo pvs\nsudo vgs\nsudo lvs\n<\/pre>\n<p><code>df -hT<\/code> \u7528\u6765\u786e\u8ba4\u6302\u8f7d\u70b9\u3001\u5bb9\u91cf\u548c\u6587\u4ef6\u7cfb\u7edf\u7c7b\u578b\uff1b<code>lsblk -f<\/code> \u80fd\u770b\u5230\u78c1\u76d8\u3001\u5206\u533a\u3001LVM\uff08\u903b\u8f91\u5377\u7ba1\u7406\u5668\uff09\u4e0e\u6302\u8f7d\u70b9\u7684\u5c42\u7ea7\uff1b<code>pvs\/vgs\/lvs<\/code> \u5219\u5206\u522b\u786e\u8ba4\u7269\u7406\u5377\u3001\u5377\u7ec4\u548c\u903b\u8f91\u5377\u3002\u628a\u8fd9\u4e9b\u8f93\u51fa\u4fdd\u5b58\u5230\u53d8\u66f4\u8bb0\u5f55\u91cc\uff0c\u540e\u7eed\u9a8c\u8bc1\u65f6\u5c31\u6709\u5bf9\u7167\u57fa\u51c6\u3002<\/p>\n<p>\u5e38\u89c1\u7ed3\u6784\u6709\u4e24\u79cd\u3002\u7b2c\u4e00\u79cd\u662f <code>\/dev\/vda1<\/code> \u8fd9\u7c7b\u666e\u901a\u5206\u533a\u76f4\u63a5\u6302\u8f7d\u5230 <code>\/<\/code> \u6216 <code>\/data<\/code>\uff0c\u8fd9\u79cd\u573a\u666f\u901a\u5e38\u53ea\u9700\u8981\u6269\u5c55\u5206\u533a\u548c\u6587\u4ef6\u7cfb\u7edf\u3002\u7b2c\u4e8c\u79cd\u662f <code>\/dev\/vda3<\/code> \u4f5c\u4e3a LVM\uff08\u903b\u8f91\u5377\u7ba1\u7406\u5668\uff09\u7269\u7406\u5377\uff0c\u4e0b\u9762\u518d\u5206\u51fa <code>\/dev\/mapper\/vg-root<\/code>\u3001<code>\/dev\/mapper\/vg-data<\/code> \u7b49\u903b\u8f91\u5377\uff1b\u8fd9\u65f6\u5fc5\u987b\u5148\u8ba9\u7269\u7406\u5377\u8bc6\u522b\u65b0\u7a7a\u95f4\uff0c\u518d\u6269\u5c55\u903b\u8f91\u5377\u3002<\/p>\n<h2>\u8ba9\u7cfb\u7edf\u8bc6\u522b\u65b0\u589e\u5bb9\u91cf\uff0c\u5e76\u786e\u8ba4\u5206\u533a\u662f\u5426\u9700\u8981\u589e\u957f<\/h2>\n<p>\u63a7\u5236\u53f0\u5b8c\u6210\u78c1\u76d8\u6269\u5bb9\u540e\uff0cLinux \u5185\u6838\u6709\u65f6\u4e0d\u4f1a\u7acb\u5373\u770b\u5230\u65b0\u5bb9\u91cf\u3002\u4f60\u53ef\u4ee5\u5148\u7528 <code>lsblk<\/code> \u6216 <code>blockdev<\/code> \u67e5\u770b\u78c1\u76d8\u5927\u5c0f\u3002\u5982\u679c\u4ecd\u7136\u662f\u65e7\u5bb9\u91cf\uff0c\u4f18\u5148\u6267\u884c\u91cd\u65b0\u626b\u63cf\uff1b\u4e0d\u540c\u53d1\u884c\u7248\u8def\u5f84\u7565\u6709\u5dee\u5f02\uff0c\u4e0b\u9762\u4ee5\u5e38\u89c1 virtio \u78c1\u76d8\u4e3a\u4f8b\u3002<\/p>\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"bash\" data-enlighter-linenumbers=\"false\">\nlsblk\nsudo blockdev --getsize64 \/dev\/vda\necho 1 | sudo tee \/sys\/class\/block\/vda\/device\/rescan\nlsblk\n<\/pre>\n<p>\u5982\u679c <code>lsblk<\/code> \u4e2d\u6574\u5757\u78c1\u76d8\u5df2\u7ecf\u53d8\u5927\uff0c\u4f46\u5206\u533a\u4ecd\u7136\u4fdd\u6301\u65e7\u5927\u5c0f\uff0c\u5c31\u9700\u8981\u6269\u5c55\u5206\u533a\u8fb9\u754c\u3002\u5f88\u591a Linux \u955c\u50cf\u81ea\u5e26 <code>growpart<\/code>\uff0c\u5b83\u9002\u5408\u628a\u5df2\u6709\u5206\u533a\u6269\u5c55\u5230\u78c1\u76d8\u5c3e\u90e8\u3002\u4f8b\u5982\u6839\u5206\u533a\u5728 <code>\/dev\/vda3<\/code> \u65f6\uff0c\u547d\u4ee4\u662f\u5bf9\u78c1\u76d8 <code>\/dev\/vda<\/code> \u7684\u7b2c <code>3<\/code> \u4e2a\u5206\u533a\u6267\u884c\u589e\u957f\u3002<\/p>\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"bash\" data-enlighter-linenumbers=\"false\">\nsudo growpart \/dev\/vda 3\nlsblk\n<\/pre>\n<p>\u8fd9\u91cc\u4e0d\u8981\u628a <code>\/dev\/vda3<\/code> \u8bef\u5199\u6210\u547d\u4ee4\u53c2\u6570\u7684\u7b2c\u4e00\u4e2a\u4f4d\u7f6e\u3002<code>growpart \/dev\/vda 3<\/code> \u8868\u793a\u201c\u6269\u5c55 <code>\/dev\/vda<\/code> \u4e0a\u7684\u7b2c 3 \u4e2a\u5206\u533a\u201d\u3002\u5982\u679c\u4f60\u4f7f\u7528\u7684\u662f GPT \u5206\u533a\u8868\uff0c\u6269\u5bb9\u540e\u53ef\u80fd\u770b\u5230\u5907\u4efd\u5206\u533a\u8868\u4e0d\u5728\u78c1\u76d8\u672b\u5c3e\u7684\u63d0\u793a\uff0c\u901a\u5e38\u53ef\u4ee5\u6309\u5de5\u5177\u5efa\u8bae\u4fee\u590d\u540e\u518d\u7ee7\u7eed\u3002\u6d89\u53ca\u7f51\u7ad9\u8fc1\u79fb\u6216\u5bb9\u91cf\u89c4\u5212\u65f6\uff0c\u4e5f\u53ef\u4ee5\u7ed3\u5408 <a href=\"https:\/\/cn.hostease.com\/blog\/guides\/ttfb-hosting-optimization\/\">\u7f51\u7ad9\u6027\u80fd\u4e0e\u8d44\u6e90\u4f18\u5316\u6587\u7ae0<\/a> \u5224\u65ad\u662f\u5426\u9700\u8981\u540c\u6b65\u4f18\u5316\u7f13\u5b58\u548c\u65e5\u5fd7\u7b56\u7565\u3002<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/cn.hostease.com\/blog\/wp-content\/uploads\/2026\/08\/cloud-lvm-disk-expansion-stack.webp\" alt=\"Linux \u5757\u8bbe\u5907\u3001\u5206\u533a\u4e0e\u903b\u8f91\u5377\u5c42\u7ea7\u5173\u7cfb\" loading=\"lazy\" \/><\/p>\n<h2>\u6269\u5c55 LVM \u7269\u7406\u5377\u3001\u903b\u8f91\u5377\u548c\u6587\u4ef6\u7cfb\u7edf<\/h2>\n<p>\u5f53\u5206\u533a\u8fb9\u754c\u5df2\u7ecf\u53d8\u5927\uff0c\u4e0b\u4e00\u6b65\u662f\u8ba9 LVM\uff08\u903b\u8f91\u5377\u7ba1\u7406\u5668\uff09\u7269\u7406\u5377\u8bc6\u522b\u65b0\u7a7a\u95f4\u3002\u5047\u8bbe\u7269\u7406\u5377\u662f <code>\/dev\/vda3<\/code>\uff0c\u53ef\u4ee5\u6267\u884c <code>pvresize<\/code>\uff0c\u518d\u7528 <code>vgs<\/code> \u67e5\u770b\u5377\u7ec4\u4e2d\u7684\u7a7a\u95f2\u5bb9\u91cf\u3002\u8fd9\u4e2a\u6b65\u9aa4\u4e0d\u4f1a\u81ea\u52a8\u6269\u5927\u5177\u4f53\u6302\u8f7d\u70b9\uff0c\u5b83\u53ea\u662f\u628a\u65b0\u589e\u7a7a\u95f4\u52a0\u5165\u53ef\u5206\u914d\u6c60\u3002<\/p>\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"bash\" data-enlighter-linenumbers=\"false\">\nsudo pvresize \/dev\/vda3\nsudo vgs\nsudo pvs\n<\/pre>\n<p>\u63a5\u4e0b\u6765\u6269\u5c55\u76ee\u6807\u903b\u8f91\u5377\u3002\u82e5\u4f60\u5e0c\u671b\u628a\u5377\u7ec4\u5269\u4f59\u7a7a\u95f4\u5168\u90e8\u7ed9\u6839\u5206\u533a\uff0c\u53ef\u4ee5\u4f7f\u7528 <code>-l +100%FREE<\/code>\uff1b\u5982\u679c\u53ea\u589e\u52a0 50G\uff0c\u5219\u4f7f\u7528 <code>-L +50G<\/code>\u3002\u751f\u4ea7\u73af\u5883\u66f4\u63a8\u8350\u6309\u4e1a\u52a1\u589e\u957f\u5468\u671f\u5206\u914d\uff0c\u4f8b\u5982\u5148\u589e\u52a0 50G\uff0c\u4fdd\u7559\u90e8\u5206\u7a7a\u95f4\u7ed9\u65e5\u5fd7\u5377\u6216\u6570\u636e\u5e93\u5377\u3002<\/p>\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"bash\" data-enlighter-linenumbers=\"false\">\nsudo lvextend -l +100%FREE \/dev\/mapper\/vg-root\n\u6216\u8005\u6267\u884c\uff1asudo lvextend -L +50G \/dev\/mapper\/vg-root\n<\/pre>\n<p>\u903b\u8f91\u5377\u53d8\u5927\u540e\uff0c\u8fd8\u8981\u6269\u5c55\u6587\u4ef6\u7cfb\u7edf\u3002ext4 \u4f7f\u7528 <code>resize2fs<\/code>\uff0cXFS \u4f7f\u7528 <code>xfs_growfs<\/code>\uff0c\u5e76\u4e14 XFS \u7684\u53c2\u6570\u901a\u5e38\u662f\u6302\u8f7d\u70b9\u800c\u4e0d\u662f\u5757\u8bbe\u5907\u3002\u5148\u7528 <code>df -hT<\/code> \u786e\u8ba4\u7c7b\u578b\uff0c\u518d\u9009\u62e9\u547d\u4ee4\u3002<\/p>\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"bash\" data-enlighter-linenumbers=\"false\">\ndf -hT \/\nsudo resize2fs \/dev\/mapper\/vg-root\n\u5982\u679c\u662f XFS\uff0c\u6267\u884c\uff1asudo xfs_growfs \/\ndf -hT \/\n<\/pre>\n<p>\u4e5f\u53ef\u4ee5\u628a\u903b\u8f91\u5377\u548c\u6587\u4ef6\u7cfb\u7edf\u6269\u5c55\u5408\u5e76\u4e3a\u4e00\u6b65\uff1a<code>lvextend -r<\/code> \u4f1a\u8c03\u7528\u5408\u9002\u7684\u6587\u4ef6\u7cfb\u7edf\u589e\u957f\u5de5\u5177\u3002\u5b83\u5f88\u65b9\u4fbf\uff0c\u4f46\u4e0d\u9002\u5408\u4f60\u8fd8\u6ca1\u786e\u8ba4\u6587\u4ef6\u7cfb\u7edf\u7c7b\u578b\u3001\u6302\u8f7d\u70b9\u548c\u5907\u4efd\u72b6\u6001\u7684\u573a\u666f\u3002\u7b2c\u4e00\u6b21\u5904\u7406\u7ebf\u4e0a\u6269\u5bb9\u65f6\uff0c\u6211\u4eec\u5efa\u8bae\u5206\u6b65\u6267\u884c\uff0c\u4fbf\u4e8e\u5b9a\u4f4d\u95ee\u9898\u3002<\/p>\n<h2>\u666e\u901a\u5206\u533a\u6ca1\u6709 LVM \u65f6\uff0c\u6269\u5bb9\u8def\u5f84\u66f4\u77ed<\/h2>\n<p>\u4e0d\u662f\u6240\u6709\u73af\u5883\u90fd\u7528\u4e86 LVM\uff08\u903b\u8f91\u5377\u7ba1\u7406\u5668\uff09\u3002\u5982\u679c <code>lsblk -f<\/code> \u663e\u793a <code>\/dev\/vdb1<\/code> \u76f4\u63a5\u6302\u8f7d\u4e3a <code>\/data<\/code>\uff0c\u6ca1\u6709 <code>LVM2_member<\/code>\uff0c\u6d41\u7a0b\u5c31\u53d8\u6210\uff1a\u8bc6\u522b\u78c1\u76d8\u65b0\u5bb9\u91cf\u3001\u6269\u5c55\u5206\u533a\u3001\u6269\u5c55\u6587\u4ef6\u7cfb\u7edf\u3002\u5b83\u6b65\u9aa4\u5c11\uff0c\u4f46\u5bb9\u9519\u7a7a\u95f4\u4e5f\u66f4\u5c0f\uff0c\u56e0\u4e3a\u6ca1\u6709\u5377\u7ec4\u53ef\u505a\u4e8c\u6b21\u5206\u914d\u3002<\/p>\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"bash\" data-enlighter-linenumbers=\"false\">\nsudo growpart \/dev\/vdb 1\nsudo resize2fs \/dev\/vdb1\n\u5982\u679c \/data \u662f XFS\uff0c\u6267\u884c\uff1asudo xfs_growfs \/data\ndf -hT \/data\n<\/pre>\n<p>\u8fd9\u91cc\u8981\u7279\u522b\u7559\u610f\u6302\u8f7d\u70b9\u3002\u4e0d\u8981\u770b\u5230 <code>\/dev\/vdb1<\/code> \u5c31\u9ed8\u8ba4\u5b83\u662f\u6570\u636e\u76ee\u5f55\uff0c\u5fc5\u987b\u7528 <code>findmnt \/data<\/code> \u6216 <code>lsblk -f<\/code> \u518d\u786e\u8ba4\u4e00\u6b21\u3002\u82e5\u4f60\u8fd0\u884c\u7684\u662f\u4e1a\u52a1\u7ad9\u70b9\uff0c\u6269\u5bb9\u524d\u8fd8\u5e94\u68c0\u67e5\u5907\u4efd\u7b56\u7565\uff1b\u53ef\u53c2\u8003 <a href=\"https:\/\/cn.hostease.com\/blog\/wordpress\/\">WordPress \u8fd0\u7ef4\u4e0e\u5907\u4efd\u76f8\u5173\u6587\u7ae0<\/a>\uff0c\u628a\u5e94\u7528\u5c42\u5907\u4efd\u548c\u78c1\u76d8\u5c42\u6269\u5bb9\u5206\u5f00\u5904\u7406\u3002<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/cn.hostease.com\/blog\/wp-content\/uploads\/2026\/08\/cloud-lvm-disk-expansion-comparison.webp\" alt=\"\u666e\u901a\u5206\u533a\u6269\u5bb9\u4e0e LVM \u6269\u5bb9\u7684\u8def\u5f84\u5dee\u5f02\" loading=\"lazy\" \/><\/p>\n<h2>\u6269\u5bb9\u540e\u7684\u9a8c\u8bc1\u548c\u98ce\u9669\u63a7\u5236<\/h2>\n<p>\u6269\u5bb9\u5b8c\u6210\u4e0d\u7b49\u4e8e\u53d8\u66f4\u7ed3\u675f\u3002\u81f3\u5c11\u8981\u9a8c\u8bc1\u6302\u8f7d\u70b9\u5bb9\u91cf\u3001\u8bfb\u5199\u80fd\u529b\u3001\u7cfb\u7edf\u65e5\u5fd7\u548c\u4e1a\u52a1\u670d\u52a1\u72b6\u6001\u3002\u4e0b\u9762\u8fd9\u7ec4\u547d\u4ee4\u9002\u5408\u653e\u8fdb\u53d8\u66f4\u5355\u7684\u6536\u5c3e\u68c0\u67e5\u4e2d\uff0c\u80fd\u8986\u76d6\u201c\u5bb9\u91cf\u663e\u793a\u6b63\u5e38\u4f46\u76ee\u5f55\u4e0d\u53ef\u5199\u201d\u8fd9\u7c7b\u4f4e\u7ea7\u95ee\u9898\u3002<\/p>\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"bash\" data-enlighter-linenumbers=\"false\">\ndf -hT\nlsblk -f\nsudo lvs\nsudo dmesg | tail -n 30\ntouch \/data\/.resize-test && rm -f \/data\/.resize-test\n<\/pre>\n<p>\u5982\u679c\u662f\u6570\u636e\u5e93\u3001\u56fe\u7247\u5b58\u50a8\u6216\u5907\u4efd\u76ee\u5f55\uff0c\u8fd8\u5efa\u8bae\u89c2\u5bdf 10 \u5230 30 \u5206\u949f\u7684\u5199\u5165\u8d8b\u52bf\u3002\u65e5\u5fd7\u76ee\u5f55\u6269\u5bb9\u540e\uff0c\u8981\u786e\u8ba4 logrotate \u89c4\u5219\u6ca1\u6709\u56e0\u4e3a\u8def\u5f84\u53d8\u5316\u5931\u6548\uff1b\u6570\u636e\u5e93\u76ee\u5f55\u6269\u5bb9\u540e\uff0c\u8981\u786e\u8ba4\u5b9e\u4f8b\u6ca1\u6709\u6b8b\u7559\u53ea\u8bfb\u6216\u78c1\u76d8\u6ee1\u5bfc\u81f4\u7684\u5f02\u5e38\u72b6\u6001\u3002\u5bf9\u4e8e\u589e\u957f\u8f83\u5feb\u7684\u7f51\u7ad9\uff0c\u9009\u62e9\u652f\u6301\u5e73\u6ed1\u6269\u5bb9\u7684 <a href=\"https:\/\/cn.hostease.com\/vps\/\">VPS\uff08\u865a\u62df\u4e13\u7528\u670d\u52a1\u5668\uff09\u4e3b\u673a<\/a> \u6216\u5f39\u6027\u8ba1\u7b97\u65b9\u6848\uff0c\u4f1a\u6bd4\u9891\u7e41\u8fc1\u79fb\u6574\u7ad9\u66f4\u7a33\u59a5\u3002<\/p>\n<p>\u64cd\u4f5c\u524d\u7684\u98ce\u9669\u63a7\u5236\u53ef\u4ee5\u538b\u7f29\u6210 4 \u4e2a\u68c0\u67e5\u70b9\uff1a<\/p>\n<ul>\n<li>\u5907\u4efd\uff1a\u786e\u8ba4\u5173\u952e\u6570\u636e\u5df2\u6709\u6700\u8fd1\u4e00\u6b21\u53ef\u6062\u590d\u5907\u4efd\uff0c\u4f8b\u5982\u6570\u636e\u5e93 dump\u3001\u7ad9\u70b9\u6587\u4ef6\u5305\u6216\u5feb\u7167\u3002<\/li>\n<li>\u5bf9\u8c61\uff1a\u786e\u8ba4\u6269\u5bb9\u7684\u662f\u76ee\u6807\u6302\u8f7d\u70b9\u5bf9\u5e94\u7684\u78c1\u76d8\uff0c\u4e0d\u53ea\u770b\u8bbe\u5907\u540d\uff0c\u8981\u770b <code>findmnt<\/code> \u4e0e <code>lsblk<\/code>\u3002<\/li>\n<li>\u5de5\u5177\uff1a\u786e\u8ba4\u7cfb\u7edf\u5df2\u5b89\u88c5 <code>cloud-utils-growpart<\/code>\u3001<code>lvm2<\/code>\u3001<code>xfsprogs<\/code> \u7b49\u5fc5\u8981\u7ec4\u4ef6\u3002<\/li>\n<li>\u7a97\u53e3\uff1a\u5373\u4f7f\u662f\u5728\u7ebf\u6269\u5bb9\uff0c\u4e5f\u5efa\u8bae\u653e\u5728\u4f4e\u5cf0\u671f\uff0c\u5e76\u63d0\u524d\u51c6\u5907\u56de\u6eda\u8bf4\u660e\u3002<\/li>\n<\/ul>\n<h2>\u5e38\u89c1\u9519\u8bef\u4e0e\u6392\u67e5\u601d\u8def<\/h2>\n<p>\u6700\u5e38\u89c1\u7684\u9519\u8bef\u662f\u53ea\u6269\u4e86\u63a7\u5236\u53f0\u5bb9\u91cf\uff0c\u5374\u6ca1\u6709\u6269\u5c55\u5206\u533a\u6216\u7269\u7406\u5377\u3002\u8868\u73b0\u4e3a\u63a7\u5236\u53f0\u663e\u793a 200G\uff0c\u7cfb\u7edf\u91cc <code>df -h<\/code> \u4ecd\u662f 100G\u3002\u6b64\u65f6\u4e0d\u8981\u91cd\u590d\u8d2d\u4e70\u6216\u518d\u6b21\u6269\u5bb9\uff0c\u800c\u5e94\u6cbf\u7740 <code>lsblk \u2192 growpart \u2192 pvresize \u2192 lvextend \u2192 resize2fs\/xfs_growfs<\/code> \u7684\u987a\u5e8f\u5b9a\u4f4d\u662f\u54ea\u4e00\u5c42\u6ca1\u6709\u53d8\u5316\u3002<\/p>\n<p>\u7b2c\u4e8c\u7c7b\u9519\u8bef\u662f\u628a ext4 \u548c XFS \u547d\u4ee4\u6df7\u7528\u3002<code>resize2fs<\/code> \u4e0d\u80fd\u5904\u7406 XFS\uff0c<code>xfs_growfs<\/code> \u53c8\u9700\u8981\u6302\u8f7d\u70b9\u3002\u6267\u884c\u524d\u7528 <code>df -hT<\/code> \u770b\u6e05\u6587\u4ef6\u7cfb\u7edf\u7c7b\u578b\uff0c\u53ef\u4ee5\u907f\u514d\u5f88\u591a\u65e0\u6548\u5c1d\u8bd5\u3002\u7b2c\u4e09\u7c7b\u9519\u8bef\u662f\u628a\u6240\u6709\u7a7a\u95f2\u7a7a\u95f4\u4e00\u6b21\u6027\u5206\u7ed9\u6839\u5206\u533a\uff0c\u5bfc\u81f4\u540e\u7eed\u6570\u636e\u5377\u3001\u5907\u4efd\u5377\u6ca1\u6709\u4f59\u91cf\uff1b\u5982\u679c\u4f60\u7ba1\u7406\u591a\u4e1a\u52a1\u7ad9\u70b9\uff0c\u53ef\u4ee5\u7ed3\u5408 <a href=\"https:\/\/cn.hostease.com\/web-hosting\/\">\u865a\u62df\u4e3b\u673a\uff08\u5171\u4eab\u5f0f\u7f51\u7ad9\u6258\u7ba1\uff09<\/a> \u4e0e\u72ec\u7acb\u8d44\u6e90\u65b9\u6848\u7684\u8fb9\u754c\uff0c\u91cd\u65b0\u8bc4\u4f30\u662f\u5426\u9700\u8981\u62c6\u5206\u670d\u52a1\u548c\u76ee\u5f55\u3002<\/p>\n<h2>\u603b\u7ed3\uff1a\u628a\u6269\u5bb9\u5f53\u6210\u4e00\u6b21\u53ef\u9a8c\u8bc1\u7684\u94fe\u8def\u53d8\u66f4<\/h2>\n<p>\u4e91\u670d\u52a1\u5668\uff08\u4e91\u7aef\u865a\u62df\u8ba1\u7b97\u8d44\u6e90\uff09\u78c1\u76d8\u6269\u5bb9\u7684\u5173\u952e\uff0c\u4e0d\u5728\u67d0\u4e00\u4e2a\u547d\u4ee4\uff0c\u800c\u5728\u786e\u8ba4\u6bcf\u4e00\u5c42\u90fd\u63a5\u4f4f\u4e86\u65b0\u589e\u5bb9\u91cf\uff1a\u5757\u8bbe\u5907\u53d8\u5927\u3001\u5206\u533a\u53d8\u5927\u3001LVM\uff08\u903b\u8f91\u5377\u7ba1\u7406\u5668\uff09\u7269\u7406\u5377\u53d8\u5927\u3001\u903b\u8f91\u5377\u53d8\u5927\uff0c\u6700\u540e\u6587\u4ef6\u7cfb\u7edf\u53d8\u5927\u3002\u53ea\u8981\u6309\u8fd9\u4e2a\u987a\u5e8f\u6267\u884c\uff0c\u5e76\u5728\u6bcf\u4e00\u6b65\u7528 <code>lsblk<\/code>\u3001<code>vgs<\/code>\u3001<code>lvs<\/code>\u3001<code>df -hT<\/code> \u9a8c\u8bc1\uff0c\u5728\u7ebf\u6269\u5bb9\u901a\u5e38\u53ef\u4ee5\u505a\u5230\u53ef\u63a7\u3001\u53ef\u8ffd\u8e2a\u3002<\/p>\n<p>\u5982\u679c\u4f60\u9700\u8981\u7ed9\u751f\u4ea7\u7f51\u7ad9\u6269\u5bb9\uff0c\u5efa\u8bae\u5148\u5728\u6d4b\u8bd5\u673a\u590d\u523b\u4e00\u6b21\u6d41\u7a0b\uff0c\u8bb0\u5f55\u5b9e\u9645\u8bbe\u5907\u540d\u548c\u6302\u8f7d\u70b9\uff0c\u518d\u5b89\u6392\u4f4e\u5cf0\u53d8\u66f4\u7a97\u53e3\u3002\u5bf9\u4e8e\u5bb9\u91cf\u589e\u957f\u7a33\u5b9a\u3001\u5e0c\u671b\u51cf\u5c11\u8fc1\u79fb\u6210\u672c\u7684\u7ad9\u70b9\uff0c\u53ef\u4ee5\u8003\u8651\u9009\u62e9\u652f\u6301\u540e\u7eed\u8d44\u6e90\u5347\u7ea7\u7684\u4e3b\u673a\u65b9\u6848\uff1b\u5982\u679c\u76ee\u5f55\u7ed3\u6784\u590d\u6742\u6216\u6d89\u53ca\u6570\u636e\u5e93\uff0c\u63a8\u8350\u5148\u5b8c\u6210\u5907\u4efd\u548c\u6062\u590d\u6f14\u7ec3\uff0c\u518d\u8fdb\u884c\u6b63\u5f0f\u6269\u5bb9\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u672c\u6587\u8bf4\u660e\u4e91\u670d\u52a1\u5668\u78c1\u76d8\u6269\u5bb9\u540e\uff0c\u5982\u4f55\u5728 Linux \u4e2d\u8bc6\u522b\u65b0\u5bb9\u91cf\u3001\u6269\u5c55\u5206\u533a\u3001LVM \u903b\u8f91\u5377\u4e0e\u6587\u4ef6\u7cfb\u7edf\uff0c\u5e76\u7ed9\u51fa\u9a8c\u8bc1\u547d\u4ee4\u548c\u56de\u6eda\u6ce8\u610f\u4e8b\u9879\u3002<\/p>\n","protected":false},"author":2,"featured_media":32333,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_jetpack_memberships_contains_paid_content":false,"footnotes":""},"categories":[4099],"tags":[909,4716,4715,4717],"class_list":["post-32336","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-tutorials","tag-linux","tag-lvm","tag-4715","tag-4717"],"aioseo_notices":[],"jetpack_featured_media_url":"https:\/\/cn.hostease.com\/blog\/wp-content\/uploads\/2026\/08\/cloud-lvm-disk-expansion-cover.webp","jetpack_sharing_enabled":true,"_links":{"self":[{"href":"https:\/\/cn.hostease.com\/blog\/wp-json\/wp\/v2\/posts\/32336","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/cn.hostease.com\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/cn.hostease.com\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/cn.hostease.com\/blog\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/cn.hostease.com\/blog\/wp-json\/wp\/v2\/comments?post=32336"}],"version-history":[{"count":1,"href":"https:\/\/cn.hostease.com\/blog\/wp-json\/wp\/v2\/posts\/32336\/revisions"}],"predecessor-version":[{"id":32337,"href":"https:\/\/cn.hostease.com\/blog\/wp-json\/wp\/v2\/posts\/32336\/revisions\/32337"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/cn.hostease.com\/blog\/wp-json\/wp\/v2\/media\/32333"}],"wp:attachment":[{"href":"https:\/\/cn.hostease.com\/blog\/wp-json\/wp\/v2\/media?parent=32336"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/cn.hostease.com\/blog\/wp-json\/wp\/v2\/categories?post=32336"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/cn.hostease.com\/blog\/wp-json\/wp\/v2\/tags?post=32336"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}