{"id":28092,"date":"2023-12-08T09:10:47","date_gmt":"2023-03-30T02:24:15","guid":{"rendered":"https:\/\/www.silicloud.com\/zh\/blog\/%e5%9c%a8virtualbox%e4%b8%ad%e7%9a%84linux%ef%bc%88centos-7%ef%bc%89%e4%b8%8a%e6%b7%bb%e5%8a%a0%e8%99%9a%e6%8b%9f%e7%a3%81%e7%9b%98%e4%bb%a5%e5%a2%9e%e5%8a%a0%e5%8f%af%e7%94%a8%e7%a9%ba%e9%97%b4-2\/"},"modified":"2025-08-12T06:17:55","modified_gmt":"2025-08-11T22:17:55","slug":"%e5%9c%a8virtualbox%e4%b8%ad%e7%9a%84linux%ef%bc%88centos-7%ef%bc%89%e4%b8%8a%e6%b7%bb%e5%8a%a0%e8%99%9a%e6%8b%9f%e7%a3%81%e7%9b%98%e4%bb%a5%e5%a2%9e%e5%8a%a0%e5%8f%af%e7%94%a8%e7%a9%ba%e9%97%b4-2","status":"publish","type":"post","link":"https:\/\/www.silicloud.com\/zh\/blog\/%e5%9c%a8virtualbox%e4%b8%ad%e7%9a%84linux%ef%bc%88centos-7%ef%bc%89%e4%b8%8a%e6%b7%bb%e5%8a%a0%e8%99%9a%e6%8b%9f%e7%a3%81%e7%9b%98%e4%bb%a5%e5%a2%9e%e5%8a%a0%e5%8f%af%e7%94%a8%e7%a9%ba%e9%97%b4-2\/","title":{"rendered":"\u5728VirtualBox\u4e2d\u7684Linux\uff08CentOS 7\uff09\u4e0a\u6dfb\u52a0\u865a\u62df\u78c1\u76d8\u4ee5\u589e\u52a0\u53ef\u7528\u7a7a\u95f4\u7684\u65b9\u6cd5"},"content":{"rendered":"<p>\u6211\u5c06\u4ecb\u7ecd\u5982\u4f55\u5728VirtualBox\u4e0a\u7684Linux\uff08CentOS7\uff09\u4e2d\u589e\u52a0\u865a\u62df\u78c1\u76d8\u4ee5\u6269\u5927\u53ef\u7528\u7a7a\u95f4\u3002<\/p>\n<p>CentOS7\u7684\u9ed8\u8ba4\u8bbe\u7f6e\u662f\u4f7f\u7528LVM\uff08\u903b\u8f91\u5377\u7ba1\u7406\u5668\uff09\u6765\u7ba1\u7406\u78c1\u76d8\u3002<br \/>\nLVM\uff08\u903b\u8f91\u5377\u7ba1\u7406\u5668\uff09\u662f\u4e00\u79cd\u7528\u4e8e\u7ba1\u7406\u786c\u76d8\uff08\u5377\uff09\u7684\u5de5\u5177\uff0c\u53ef\u4ee5\u5c06\u8de8\u591a\u4e2a\u786c\u76d8\u548c\u5206\u533a\u7684\u5b58\u50a8\u7a7a\u95f4\u5904\u7406\u6210\u4e00\u4e2a\u78c1\u76d8\u4e00\u6837\u7684\u78c1\u76d8\u7ba1\u7406\u529f\u80fd\u3002<br \/>\n\u60a8\u53ef\u4ee5\u5728&#8221;\u3010Linux\u57fa\u7840\u77e5\u8bc6\u3011\u4e86\u89e3LVM&#8221;\u9875\u9762\u4e0a\u627e\u5230\u6709\u5173LVM\u7684\u6613\u4e8e\u7406\u89e3\u7684\u8bf4\u660e\u3002<\/p>\n<p>LVM\u7684\u6784\u6210\u8981\u7d20\u5927\u81f4\u6709\u4ee5\u4e0b\u4e09\u4e2a\u3002<\/p>\n<ul class=\"post-ul\">\n<li style=\"list-style-type: none;\">\n<ul class=\"post-ul\">PV\uff08Physical volume\uff09\uff1aLVM\u306b\u767b\u9332\u3059\u308b\u7269\u7406\u7684\u306a\u30c7\u30a3\u30b9\u30af\u9818\u57df\u3067\u3059\u3002<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<ul class=\"post-ul\">\n<li style=\"list-style-type: none;\">\n<ul class=\"post-ul\">VG\uff08Volume group\uff09\uff1aPV\u3092\u96c6\u3081\u305f\u3082\u306e\u3067\u3059\u3002\u8907\u6570\u306ePV\u3092\u3072\u3068\u3064\u306e\u30c7\u30a3\u30b9\u30af\u9818\u57df\u306e\u69d8\u306b\u6271\u3046\u3053\u3068\u304c\u53ef\u80fd\u3067\u3059\u3002<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<ul class=\"post-ul\">LV\uff08Logical volume\uff09\uff1aVG\u304b\u3089\u5272\u308a\u5f53\u3066\u305f\u30c7\u30a3\u30b9\u30af\u9818\u57df\u3067\u4f5c\u6210\u3057\u305f\u8ad6\u7406\u7684\u306a\u30d1\u30fc\u30c6\u30a3\u30b7\u30e7\u30f3\u3067\u3059\u3002\u3053\u308c\u306b\u30d5\u30a1\u30a4\u30eb\u30b7\u30b9\u30c6\u30e0\u3092\u4f5c\u6210\u3057\u30de\u30a6\u30f3\u30c8\u3057\u3066\u5229\u7528\u53ef\u80fd\u3067\u3059\u3002<\/ul>\n<p>\u8fd9\u91cc\u662f\u4e00\u79cd\u65b9\u6cd5\u6765\u6269\u5927&#8221;\/&#8221;\u4e0b\u7684\u53ef\u7528\u7a7a\u95f4\uff1a<br \/>\n1. \u5728VirtualBox\u4e2d\u521b\u5efa\u865a\u62df\u78c1\u76d8<br \/>\n2. \u521b\u5efa\u5206\u533a<br \/>\n3. \u521b\u5efaPV\uff08\u7269\u7406\u5377\uff09<br \/>\n4. \u5c06\u521b\u5efa\u7684PV\uff08\u7269\u7406\u5377\uff09\u6dfb\u52a0\u5230VG\uff08\u5377\u7ec4\uff09<br \/>\n5. \u4eceVG\u6269\u5c55\u73b0\u6709\u7684LV\uff08\u903b\u8f91\u5377\uff09<br \/>\n6. \u6269\u5c55\u6587\u4ef6\u7cfb\u7edf\uff08xfs\uff09<br \/>\n\uff08\u8fd8\u53ef\u4ee5\u4f7f\u7528\u5176\u4ed6\u65b9\u6cd5\uff0c\u4f8b\u5982\u521b\u5efa\u65b0\u7684LV\u5e76\u5c06\u5176\u6302\u8f7d\u5230\u6587\u4ef6\u7cfb\u7edf\u4e0a\u3002\uff09<\/p>\n<h1>\u73af\u5883<\/p>\n<ul class=\"post-ul\">OS\uff1aCentOS Linux release 7.7.1908<\/ul>\n<pre class=\"post-pre\"><code>[root@CENTOS7 ~]# cat \/etc\/redhat-release\r\nCentOS Linux release 7.7.1908 (Core)\r\n[root@CENTOS7 ~]#\r\n<\/code><\/pre>\n<h1>\u6b65\u9aa4<\/p>\n<h3>1. \u4f7f\u7528VirtualBox\u521b\u5efa\u865a\u62df\u78c1\u76d8\u3002<\/p>\n<div><img decoding=\"async\" class=\"post-images\" title=\"\" src=\"https:\/\/cdn.silicloud.com\/blog-img\/blog\/img\/657c2254d0c9c81e0f5c1f61\/10-0.png\" alt=\"01.png\" \/><\/p>\n<div><img decoding=\"async\" class=\"post-images\" title=\"\" src=\"https:\/\/cdn.silicloud.com\/blog-img\/blog\/img\/657c2254d0c9c81e0f5c1f61\/11-0.png\" alt=\"02.png\" \/><\/p>\n<div><img decoding=\"async\" class=\"post-images\" title=\"\" src=\"https:\/\/cdn.silicloud.com\/blog-img\/blog\/img\/657c2254d0c9c81e0f5c1f61\/12-0.png\" alt=\"00.png\" \/><\/p>\n<div><img decoding=\"async\" class=\"post-images\" title=\"\" src=\"https:\/\/cdn.silicloud.com\/blog-img\/blog\/img\/657c2254d0c9c81e0f5c1f61\/13-0.png\" alt=\"03.png\" \/><\/p>\n<div><img decoding=\"async\" class=\"post-images\" title=\"\" src=\"https:\/\/cdn.silicloud.com\/blog-img\/blog\/img\/657c2254d0c9c81e0f5c1f61\/14-0.png\" alt=\"04.png\" \/><\/p>\n<div><img decoding=\"async\" class=\"post-images\" title=\"\" src=\"https:\/\/cdn.silicloud.com\/blog-img\/blog\/img\/657c2254d0c9c81e0f5c1f61\/15-0.png\" alt=\"05.png\" \/><\/p>\n<div><img decoding=\"async\" class=\"post-images\" title=\"\" src=\"https:\/\/cdn.silicloud.com\/blog-img\/blog\/img\/657c2254d0c9c81e0f5c1f61\/16-0.png\" alt=\"06.png\" \/><\/p>\n<div><img decoding=\"async\" class=\"post-images\" title=\"\" src=\"https:\/\/cdn.silicloud.com\/blog-img\/blog\/img\/657c2254d0c9c81e0f5c1f61\/17-0.png\" alt=\"07.png\" \/><\/p>\n<div><img decoding=\"async\" class=\"post-images\" title=\"\" src=\"https:\/\/cdn.silicloud.com\/blog-img\/blog\/img\/657c2254d0c9c81e0f5c1f61\/18-0.png\" alt=\"08.png\" \/><\/p>\n<div><img decoding=\"async\" class=\"post-images\" title=\"\" src=\"https:\/\/cdn.silicloud.com\/blog-img\/blog\/img\/657c2254d0c9c81e0f5c1f61\/19-0.png\" alt=\"09.png\" \/><\/p>\n<div><img decoding=\"async\" class=\"post-images\" title=\"\" src=\"https:\/\/cdn.silicloud.com\/blog-img\/blog\/img\/657c2254d0c9c81e0f5c1f61\/20-0.png\" alt=\"10.png\" \/><\/p>\n<h3>2. \u521b\u5efa\u5206\u533a<br \/>\n\u60a8\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\u67e5\u770b\u5df2\u8fde\u63a5\u78c1\u76d8\u7684\u5217\u8868\u3002<\/p>\n<p>\u5217\u51fa\u5df2\u8fde\u63a5\u7684SCSI\u8bbe\u5907\u3002<\/p>\n<pre class=\"post-pre\"><code><span class=\"gp\">[root@CENTOS7 ~]#<\/span> lsscsi\r\n<span class=\"go\">[0:0:0:0]    cd\/dvd  VBOX     CD-ROM           1.0   \/dev\/sr0\r\n[1:0:0:0]    cd\/dvd  VBOX     CD-ROM           1.0   \/dev\/sr1\r\n[2:0:0:0]    disk    ATA      VBOX HARDDISK    1.0   \/dev\/sda\r\n[3:0:0:0]    disk    ATA      VBOX HARDDISK    1.0   \/dev\/sdb\r\n<\/span><span class=\"gp\">[root@CENTOS7 ~]#<\/span>\r\n<\/code><\/pre>\n<p>\u8bf7\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\u6765\u67e5\u8be2\u5df2\u8bc6\u522b\u7684\u78c1\u76d8\u3002<\/p>\n<p>\u5217\u51fa\/dev\/sd*\u7684\u8be6\u7ec6\u4fe1\u606f\u3002<\/p>\n<pre class=\"post-pre\"><code><span class=\"gp\">[root@CENTOS7 ~]#<\/span> <span class=\"nb\">ls<\/span> <span class=\"nt\">-l<\/span> \/dev\/sd<span class=\"k\">*<\/span>\r\n<span class=\"go\">brw-rw---- 1 root disk 8,  0  9\u6708 29 22:22 \/dev\/sda\r\nbrw-rw---- 1 root disk 8,  1  9\u6708 29 22:22 \/dev\/sda1\r\nbrw-rw---- 1 root disk 8,  2  9\u6708 29 22:22 \/dev\/sda2\r\nbrw-rw---- 1 root disk 8, 16  9\u6708 29 22:22 \/dev\/sdb\r\n<\/span><span class=\"gp\">[root@CENTOS7 ~]#<\/span>\r\n<\/code><\/pre>\n<p>\u4f7f\u7528fdisk\u547d\u4ee4\u5411&#8221;\/dev\/sdb&#8221;\u6dfb\u52a0\u65b0\u5206\u533a\u3002<\/p>\n<p>\u4f7f\u7528fdisk\u547d\u4ee4\u5bf9\/dev\/sdb\u8fdb\u884c\u5206\u533a\u3002<\/p>\n<pre class=\"post-pre\"><code><span class=\"gp\">[root@CENTOS7 ~]#<\/span> fdisk \/dev\/sdb\r\n<span class=\"go\">Welcome to fdisk (util-linux 2.23.2).\r\n\r\nChanges will remain in memory only, until you decide to write them.\r\nBe careful before using the write command.\r\n\r\nDevice does not contain a recognized partition table\r\nBuilding a new DOS disklabel with disk identifier 0x32eaedf2.\r\n\r\n\u30b3\u30de\u30f3\u30c9 (m \u3067\u30d8\u30eb\u30d7):\r\n<\/span><\/code><\/pre>\n<p>\u8bf7\u8f93\u5165&#8221;M&#8221;\u5e76\u67e5\u770b\u5e2e\u52a9\u3002<\/p>\n<pre class=\"post-pre\"><code><span class=\"go\">\u30b3\u30de\u30f3\u30c9 (m \u3067\u30d8\u30eb\u30d7): m\r\n\u30b3\u30de\u30f3\u30c9\u306e\u52d5\u4f5c\r\n   a   toggle a bootable flag\r\n   b   edit bsd disklabel\r\n   c   toggle the dos compatibility flag\r\n   d   delete a partition\r\n   g   create a new empty GPT partition table\r\n   G   create an IRIX (SGI) partition table\r\n   l   list known partition types\r\n   m   print this menu\r\n   n   add a new partition\r\n   o   create a new empty DOS partition table\r\n   p   print the partition table\r\n   q   quit without saving changes\r\n   s   create a new empty Sun disklabel\r\n   t   change a partition's system id\r\n   u   change display\/entry units\r\n   v   verify the partition table\r\n   w   write table to disk and exit\r\n   x   extra functionality (experts only)\r\n\r\n\u30b3\u30de\u30f3\u30c9 (m \u3067\u30d8\u30eb\u30d7):\r\n<\/span><\/code><\/pre>\n<p>\u8f93\u5165P\u5e76\u786e\u8ba4\u5f53\u524d\u5206\u533a\u3002<\/p>\n<pre class=\"post-pre\"><code><span class=\"go\">\u30b3\u30de\u30f3\u30c9 (m \u3067\u30d8\u30eb\u30d7): p\r\n\r\nDisk \/dev\/sdb: 34.4 GB, 34359738368 bytes, 67108864 sectors\r\nUnits = sectors of 1 * 512 = 512 bytes\r\nSector size (logical\/physical): 512 bytes \/ 512 bytes\r\nI\/O \u30b5\u30a4\u30ba (\u6700\u5c0f \/ \u63a8\u5968): 512 \u30d0\u30a4\u30c8 \/ 512 \u30d0\u30a4\u30c8\r\nDisk label type: dos\r\n\u30c7\u30a3\u30b9\u30af\u8b58\u5225\u5b50: 0x32eaedf2\r\n\r\n\u30c7\u30d0\u30a4\u30b9 \u30d6\u30fc\u30c8      \u59cb\u70b9        \u7d42\u70b9     \u30d6\u30ed\u30c3\u30af   Id  \u30b7\u30b9\u30c6\u30e0\r\n\r\n\u30b3\u30de\u30f3\u30c9 (m \u3067\u30d8\u30eb\u30d7):\r\n<\/span><\/code><\/pre>\n<p>\u56e0\u4e3a\u73b0\u5728\u662f\u521d\u59cb\u72b6\u6001\uff0c\u6240\u4ee5\u6ca1\u6709\u4efb\u4f55\u5206\u533a\u3002<\/p>\n<p>\u8f93\u5165n\uff0c\u521b\u5efa\u4e00\u4e2a\u65b0\u7684\u5206\u533a\u3002<\/p>\n<pre class=\"post-pre\"><code><span class=\"go\">\u30b3\u30de\u30f3\u30c9 (m \u3067\u30d8\u30eb\u30d7): n\r\nPartition type:\r\n   p   primary (0 primary, 0 extended, 4 free)\r\n   e   extended\r\nSelect (default p):\r\n<\/span><\/code><\/pre>\n<p>\u8f93\u5165p\u5e76\u521b\u5efa\u4e3b\u5206\u533a\u3002<\/p>\n<pre class=\"post-pre\"><code><span class=\"go\">Select (default p): p\r\n\u30d1\u30fc\u30c6\u30a3\u30b7\u30e7\u30f3\u756a\u53f7 (1-4, default 1):\r\n<\/span><\/code><\/pre>\n<p>\u8f93\u5165\u9ed8\u8ba4\u76841\u4f5c\u4e3a\u5206\u533a\u53f7\u3002<\/p>\n<pre class=\"post-pre\"><code><span class=\"go\">\u30d1\u30fc\u30c6\u30a3\u30b7\u30e7\u30f3\u756a\u53f7 (1-4, default 1): 1\r\n\u6700\u521d sector (2048-67108863, \u521d\u671f\u5024 2048):\r\n<\/span><\/code><\/pre>\n<p>\u5728\u6700\u521d\u7684sector\u4e2d\u8f93\u51652048\u3002<\/p>\n<pre class=\"post-pre\"><code><span class=\"go\">\u6700\u521d sector (2048-67108863, \u521d\u671f\u5024 2048): 2048\r\nLast sector, +sectors or +size{K,M,G} (2048-67108863, \u521d\u671f\u5024 67108863):\r\n<\/span><\/code><\/pre>\n<p>\u5728&#8221;Last sector&#8221;\u5b57\u6bb5\u4e2d\u8f93\u5165\u5b8c\u6574\u7684&#8221;67108863&#8243;\u3002<\/p>\n<pre class=\"post-pre\"><code><span class=\"go\">Last sector, +sectors or +size{K,M,G} (2048-67108863, \u521d\u671f\u5024 67108863): 67108863\r\nPartition 1 of type Linux and of size 32 GiB is set\r\n\r\n\u30b3\u30de\u30f3\u30c9 (m \u3067\u30d8\u30eb\u30d7):\r\n<\/span><\/code><\/pre>\n<p>\u8bf7\u8f93\u5165P\u5e76\u518d\u6b21\u786e\u8ba4\u5206\u533a\u3002<\/p>\n<pre class=\"post-pre\"><code><span class=\"go\">\u30b3\u30de\u30f3\u30c9 (m \u3067\u30d8\u30eb\u30d7): p\r\n\r\nDisk \/dev\/sdb: 34.4 GB, 34359738368 bytes, 67108864 sectors\r\nUnits = sectors of 1 * 512 = 512 bytes\r\nSector size (logical\/physical): 512 bytes \/ 512 bytes\r\nI\/O \u30b5\u30a4\u30ba (\u6700\u5c0f \/ \u63a8\u5968): 512 \u30d0\u30a4\u30c8 \/ 512 \u30d0\u30a4\u30c8\r\nDisk label type: dos\r\n\u30c7\u30a3\u30b9\u30af\u8b58\u5225\u5b50: 0x32eaedf2\r\n\r\n\u30c7\u30d0\u30a4\u30b9 \u30d6\u30fc\u30c8      \u59cb\u70b9        \u7d42\u70b9     \u30d6\u30ed\u30c3\u30af   Id  \u30b7\u30b9\u30c6\u30e0\r\n\/dev\/sdb1            2048    67108863    33553408   83  Linux\r\n\r\n\u30b3\u30de\u30f3\u30c9 (m \u3067\u30d8\u30eb\u30d7):\r\n<\/span><\/code><\/pre>\n<p>\u786e\u8ba4\u662f\u5426\u5df2\u521b\u5efa\u65b0\u5206\u533a\u300c\/dev\/sdb1\u300d\u3002<\/p>\n<p>\u8f93\u5165w\u5e76\u5199\u5165\u5206\u533a\u3002<\/p>\n<pre class=\"post-pre\"><code><span class=\"go\">\u30b3\u30de\u30f3\u30c9 (m \u3067\u30d8\u30eb\u30d7): w\r\n\u30d1\u30fc\u30c6\u30a3\u30b7\u30e7\u30f3\u30c6\u30fc\u30d6\u30eb\u306f\u5909\u66f4\u3055\u308c\u307e\u3057\u305f\uff01\r\n\r\nioctl() \u3092\u547c\u3073\u51fa\u3057\u3066\u30d1\u30fc\u30c6\u30a3\u30b7\u30e7\u30f3\u30c6\u30fc\u30d6\u30eb\u3092\u518d\u8aad\u8fbc\u307f\u3057\u307e\u3059\u3002\r\n\u30c7\u30a3\u30b9\u30af\u3092\u540c\u671f\u3057\u3066\u3044\u307e\u3059\u3002\r\n<\/span><span class=\"gp\">[root@CENTOS7 ~]#<\/span>\r\n<\/code><\/pre>\n<p>\u786e\u8ba4\u6587\u4ef6\u7cfb\u7edf\u4e2d\u662f\u5426\u5df2\u6dfb\u52a0\u4e86&#8221;\/dev\/sdb1&#8243;\u3002<\/p>\n<p>\u67e5\u770b \/dev\/sd* \u7684\u8be6\u7ec6\u4fe1\u606f\u3002<\/p>\n<pre class=\"post-pre\"><code><span class=\"gp\">[root@CENTOS7 ~]#<\/span> <span class=\"nb\">ls<\/span> <span class=\"nt\">-l<\/span> \/dev\/sd<span class=\"k\">*<\/span>\r\n<span class=\"go\">brw-rw---- 1 root disk 8,  0  9\u6708 29 22:22 \/dev\/sda\r\nbrw-rw---- 1 root disk 8,  1  9\u6708 29 22:22 \/dev\/sda1\r\nbrw-rw---- 1 root disk 8,  2  9\u6708 29 22:22 \/dev\/sda2\r\nbrw-rw---- 1 root disk 8, 16  9\u6708 29 23:46 \/dev\/sdb\r\nbrw-rw---- 1 root disk 8, 17  9\u6708 29 23:46 \/dev\/sdb1\r\n<\/span><span class=\"gp\">[root@CENTOS7 ~]#<\/span>\r\n<\/code><\/pre>\n<h3>3. \u521b\u9020\u7269\u7406\u5377\uff08PV\uff09\u3002<br \/>\n\u4f7f\u7528pvcreate\u547d\u4ee4\u521b\u5efa\u540d\u4e3a\u300c\/dev\/sdb1\u300d\u7684\u7269\u7406\u5377\u3002<\/p>\n<p>\u521b\u5efa\u7269\u7406\u5377\u4e8e\/dev\/sdb1\u3002<\/p>\n<pre class=\"post-pre\"><code><span class=\"gp\">[root@CENTOS7 ~]#<\/span> pvcreate \/dev\/sdb1\r\n<span class=\"go\">  Physical volume \"\/dev\/sdb1\" successfully created.\r\n<\/span><span class=\"gp\">[root@CENTOS7 ~]#<\/span>\r\n<\/code><\/pre>\n<p>\u4f7f\u7528pvdisplay\u547d\u4ee4\u786e\u8ba4\u5df2\u521b\u5efa\u7269\u7406\u5377\uff08PV\uff09\u3002<\/p>\n<p>\u5217\u51fa\u7269\u7406\u5377\u4f7f\u7528\u60c5\u51b5<\/p>\n<pre class=\"post-pre\"><code><span class=\"gp\">[root@CENTOS7 ~]#<\/span> pvdisplay\r\n<span class=\"go\">  --- Physical volume ---\r\n  PV Name               \/dev\/sda2\r\n  VG Name               centos\r\n  PV Size               &lt;15.00 GiB \/ not usable 3.00 MiB\r\n  Allocatable           yes (but full)\r\n  PE Size               4.00 MiB\r\n  Total PE              3839\r\n  Free PE               0\r\n  Allocated PE          3839\r\n  PV UUID               bKwnMo-BTE9-BWlx-iXu2-cC6H-Dj0r-8bOowr\r\n\r\n  --- Physical volume ---\r\n  PV Name               \/dev\/sdb1\r\n  VG Name               centos\r\n  PV Size               &lt;32.00 GiB \/ not usable 3.00 MiB\r\n  Allocatable           yes (but full)\r\n  PE Size               4.00 MiB\r\n  Total PE              8191\r\n  Free PE               0\r\n  Allocated PE          8191\r\n  PV UUID               874u5U-1pDD-OpBx-dswz-n4fa-l05i-B4Cf2K\r\n\r\n<\/span><span class=\"gp\">[root@CENTOS7 ~]#<\/span>\r\n<\/code><\/pre>\n<p>\u53ef\u4ee5\u786e\u8ba4\u5df2\u521b\u5efa\u4e86\u300c\/dev\/sdb1\u300d\u3002<\/p>\n<h3>4. \u5c06\u521b\u5efa\u7684\u7269\u7406\u5377\uff08PV\uff09\u6dfb\u52a0\u5230\u5377\u7ec4\uff08VG\uff09\u4e2d\u3002\u4f7f\u7528vgdisplay\u547d\u4ee4\u6765\u786e\u8ba4\u5377\u7ec4\uff08Volume group\uff09\u7684\u540d\u79f0\uff08VG Name\uff09\u3002<\/p>\n<p>vgdisplay \u53ef\u4ee5\u88ab\u7ffb\u8bd1\u4e3a\u201c\u5377\u7ec4\u5c55\u793a\u201d\u3002<\/p>\n<pre class=\"post-pre\"><code><span class=\"gp\">[root@CENTOS7 ~]#<\/span> vgdisplay\r\n<span class=\"go\">  --- Volume group ---\r\n  VG Name               centos\r\n  System ID\r\n  Format                lvm2\r\n  Metadata Areas        1\r\n  Metadata Sequence No  3\r\n  VG Access             read\/write\r\n  VG Status             resizable\r\n  MAX LV                0\r\n  Cur LV                2\r\n  Open LV               2\r\n  Max PV                0\r\n  Cur PV                1\r\n  Act PV                1\r\n  VG Size               &lt;15.00 GiB\r\n  PE Size               4.00 MiB\r\n  Total PE              3839\r\n  Alloc PE \/ Size       3839 \/ &lt;15.00 GiB\r\n  Free  PE \/ Size       0 \/ 0\r\n  VG UUID               DpKrR4-ksQz-HctA-1NeF-SaVx-7bm6-FcC4Di\r\n\r\n<\/span><span class=\"gp\">[root@CENTOS7 ~]#<\/span>\r\n<\/code><\/pre>\n<p>\u6211\u53d1\u73b0 VG Name \u662f\u201ccentos\u201d\u3002<\/p>\n<p>\u4f7f\u7528vgextend\u547d\u4ee4\uff0c\u5c06PV\uff08\/dev\/sdb1\uff09\u6dfb\u52a0\u5230VG\uff08centos\uff09\u4e2d\u3002<\/p>\n<p>\u4f7f\u7528vgextend\u547d\u4ee4\u5c06\/dev\/sdb1\u8bbe\u5907\u6dfb\u52a0\u5230centos\u5377\u7ec4\u4e2d\u3002<\/p>\n<pre class=\"post-pre\"><code><span class=\"gp\">[root@CENTOS7 ~]#<\/span> vgextend centos \/dev\/sdb1\r\n<span class=\"go\">  Volume group \"centos\" successfully extended\r\n<\/span><span class=\"gp\">[root@CENTOS7 ~]#<\/span>\r\n<\/code><\/pre>\n<p>\u4f7f\u7528vgdisplay\u547d\u4ee4\u518d\u6b21\u786e\u8ba4VG\u3002<\/p>\n<pre class=\"post-pre\"><code><span class=\"gp\">[root@CENTOS7 ~]#<\/span> vgdisplay\r\n<span class=\"go\">  --- Volume group ---\r\n  VG Name               centos\r\n  System ID\r\n  Format                lvm2\r\n  Metadata Areas        2\r\n  Metadata Sequence No  4\r\n  VG Access             read\/write\r\n  VG Status             resizable\r\n  MAX LV                0\r\n  Cur LV                2\r\n  Open LV               2\r\n  Max PV                0\r\n  Cur PV                2\r\n  Act PV                2\r\n  VG Size               46.99 GiB\r\n  PE Size               4.00 MiB\r\n  Total PE              12030\r\n  Alloc PE \/ Size       3839 \/ &lt;15.00 GiB\r\n  Free  PE \/ Size       8191 \/ &lt;32.00 GiB\r\n  VG UUID               DpKrR4-ksQz-HctA-1NeF-SaVx-7bm6-FcC4Di\r\n\r\n<\/span><span class=\"gp\">[root@CENTOS7 ~]#<\/span>\r\n<\/code><\/pre>\n<p>\u786e\u8ba4VG\u5927\u5c0f\u5df2\u589e\u52a0\u5230&#8221;46.99 GiB&#8221;\u3002<\/p>\n<h3>5. \u901a\u8fc7VG\u6765\u6269\u5c55\u73b0\u6709\u7684LV\uff08\u903b\u8f91\u5377\uff09\u3002<br \/>\n\u4f7f\u7528lvdisplay\u547d\u4ee4\u6765\u786e\u8ba4\u5f53\u524d\u7684\u300cLV\u8def\u5f84\u300d\u300cLV\u540d\u79f0\u300d\u548c\u300cLV\u5927\u5c0f\u300d\u3002<\/p>\n<p>\u663e\u793alv\u4fe1\u606f<\/p>\n<pre class=\"post-pre\"><code><span class=\"gp\">[root@CENTOS7 ~]#<\/span> lvdisplay\r\n<span class=\"go\">  --- Logical volume ---\r\n  LV Path                \/dev\/centos\/swap\r\n  LV Name                swap\r\n  VG Name                centos\r\n  LV UUID                hzKez7-P7zQ-eGFj-ByQd-6I9z-Z8Fv-EXBirC\r\n  LV Write Access        read\/write\r\n  LV Creation host, time centos7, 2019-10-12 17:03:32 +0900\r\n  LV Status              available\r\n<\/span><span class=\"gp\">  #<\/span> open                 2\r\n<span class=\"go\">  LV Size                1.60 GiB\r\n  Current LE             410\r\n  Segments               1\r\n  Allocation             inherit\r\n  Read ahead sectors     auto\r\n  - currently set to     8192\r\n  Block device           253:1\r\n\r\n  --- Logical volume ---\r\n  LV Path                \/dev\/centos\/root\r\n  LV Name                root\r\n  VG Name                centos\r\n  LV UUID                ZCpYbq-N8Jm-Wlei-iN5X-TVYs-CEFc-XL9XvV\r\n  LV Write Access        read\/write\r\n  LV Creation host, time centos7, 2019-10-12 17:03:32 +0900\r\n  LV Status              available\r\n<\/span><span class=\"gp\">  #<\/span> open                 1\r\n<span class=\"go\">  LV Size                13.39 GiB\r\n  Current LE             3429\r\n  Segments               1\r\n  Allocation             inherit\r\n  Read ahead sectors     auto\r\n  - currently set to     8192\r\n  Block device           253:0\r\n\r\n<\/span><span class=\"gp\">[root@CENTOS7 ~]#<\/span>\r\n<\/code><\/pre>\n<p>\u4f7f\u7528lvextend\u547d\u4ee4\u6765\u6269\u5c55root\u7684LV\uff08LV\u8def\u5f84\uff1a\/dev\/centos\/root\uff0cLV\u540d\u79f0\uff1aroot\uff09\u3002<\/p>\n<p>\u4f7f\u7528lvresize\u547d\u4ee4\uff0c\u5c06\/dev\/centos\/root\u6587\u4ef6\u7cfb\u7edf\u7684\u5927\u5c0f\u6269\u5c55\u5230100%\u7684\u7a7a\u95f2\u7a7a\u95f4\u3002<\/p>\n<pre class=\"post-pre\"><code><span class=\"gp\">[root@CENTOS7 ~]#<\/span> lvextend <span class=\"nt\">-l<\/span> +100%FREE \/dev\/centos\/root\r\n<span class=\"go\">  Size of logical volume centos\/root changed from 13.39 GiB (3429 extents) to 45.39 GiB (11620 extents).\r\n  Logical volume centos\/root successfully resized.\r\n<\/span><span class=\"gp\">[root@CENTOS7 ~]#<\/span>\r\n<\/code><\/pre>\n<p>\u4f7f\u7528lvdisplay\u547d\u4ee4\u518d\u6b21\u786e\u8ba4LV\u3002<\/p>\n<pre class=\"post-pre\"><code><span class=\"gp\">[root@CENTOS7 ~]#<\/span> lvdisplay\r\n<span class=\"go\">  --- Logical volume ---\r\n  LV Path                \/dev\/centos\/swap\r\n  LV Name                swap\r\n  VG Name                centos\r\n  LV UUID                hzKez7-P7zQ-eGFj-ByQd-6I9z-Z8Fv-EXBirC\r\n  LV Write Access        read\/write\r\n  LV Creation host, time centos7, 2019-10-12 17:03:32 +0900\r\n  LV Status              available\r\n<\/span><span class=\"gp\">  #<\/span> open                 2\r\n<span class=\"go\">  LV Size                1.60 GiB\r\n  Current LE             410\r\n  Segments               1\r\n  Allocation             inherit\r\n  Read ahead sectors     auto\r\n  - currently set to     8192\r\n  Block device           253:1\r\n\r\n  --- Logical volume ---\r\n  LV Path                \/dev\/centos\/root\r\n  LV Name                root\r\n  VG Name                centos\r\n  LV UUID                ZCpYbq-N8Jm-Wlei-iN5X-TVYs-CEFc-XL9XvV\r\n  LV Write Access        read\/write\r\n  LV Creation host, time centos7, 2019-10-12 17:03:32 +0900\r\n  LV Status              available\r\n<\/span><span class=\"gp\">  #<\/span> open                 1\r\n<span class=\"go\">  LV Size                45.39 GiB\r\n  Current LE             11620\r\n  Segments               2\r\n  Allocation             inherit\r\n  Read ahead sectors     auto\r\n  - currently set to     8192\r\n  Block device           253:0\r\n\r\n<\/span><span class=\"gp\">[root@CENTOS7 ~]#<\/span>\r\n<\/code><\/pre>\n<p>\u300croot\u300d\u7684\u300cLV Size\u300d\u589e\u52a0\u5230\u4e8645.39 GiB\u3002<\/p>\n<h3>6. \u6587\u4ef6\u7cfb\u7edf\uff08xfs\uff09\u7684\u6269\u5c55<br \/>\n\u8ba9\u6211\u4eec\u5c1d\u8bd5\u4f7f\u7528 df -T \u547d\u4ee4\u786e\u8ba4\u6587\u4ef6\u7cfb\u7edf\u7684\u7c7b\u578b\u3002<\/p>\n<p>\u5217\u51fa\u5f53\u524d\u6587\u4ef6\u7cfb\u7edf\u7684\u7c7b\u578b\u3002<\/p>\n<p>(Note: The translation provided is in simplified Chinese.)<\/p>\n<pre class=\"post-pre\"><code><span class=\"gp\">[root@CENTOS7 ~]#<\/span> <span class=\"nb\">df<\/span> <span class=\"nt\">-T<\/span>\r\n<span class=\"go\">\u30d5\u30a1\u30a4\u30eb\u30b7\u30b9            \u30bf\u30a4\u30d7   1K-\u30d6\u30ed\u30c3\u30af     \u4f7f\u7528  \u4f7f\u7528\u53ef \u4f7f\u7528% \u30de\u30a6\u30f3\u30c8\u4f4d\u7f6e\r\ndevtmpfs                devtmpfs      490768        0  490768    0% \/dev\r\ntmpfs                   tmpfs         507380        0  507380    0% \/dev\/shm\r\ntmpfs                   tmpfs         507380     7588  499792    2% \/run\r\ntmpfs                   tmpfs         507380        0  507380    0% \/sys\/fs\/cgroup\r\n\/dev\/mapper\/centos-root xfs         14034944 12479804 1555140   89% \/\r\n\/dev\/sda1               xfs          1038336   218388  819948   22% \/boot\r\ntmpfs                   tmpfs         101480       12  101468    1% \/run\/user\/42\r\ntmpfs                   tmpfs         101480        0  101480    0% \/run\/user\/0\r\n<\/span><span class=\"gp\">[root@CENTOS7 ~]#<\/span>\r\n<\/code><\/pre>\n<p>\u4f7f\u7528xfs_growfs\u547d\u4ee4\u6765\u6269\u5c55\u6302\u8f7d\u70b9\u4e3a\u201c\/\u201d\u7684\u6587\u4ef6\u7cfb\u7edf\uff08xfs\uff09\u3002<\/p>\n<p>\u6269\u5c55xfs\u6587\u4ef6\u7cfb\u7edf\u5927\u5c0f\uff1a<\/p>\n<pre class=\"post-pre\"><code><span class=\"gp\">[root@CENTOS7 ~]#<\/span> xfs_growfs \/\r\n<span class=\"go\">meta-data=\/dev\/mapper\/centos-root isize=512    agcount=4, agsize=877824 blks\r\n         =                       sectsz=512   attr=2, projid32bit=1\r\n         =                       crc=1        finobt=0 spinodes=0\r\ndata     =                       bsize=4096   blocks=3511296, imaxpct=25\r\n         =                       sunit=0      swidth=0 blks\r\nnaming   =version 2              bsize=4096   ascii-ci=0 ftype=1\r\nlog      =internal               bsize=4096   blocks=2560, version=2\r\n         =                       sectsz=512   sunit=0 blks, lazy-count=1\r\nrealtime =none                   extsz=4096   blocks=0, rtextents=0\r\ndata blocks changed from 3511296 to 11898880\r\n<\/span><span class=\"gp\">[root@CENTOS7 ~]#<\/span>\r\n<\/code><\/pre>\n<p>\u6211\u518d\u6b21\u4f7f\u7528df -T\u547d\u4ee4\u6765\u786e\u8ba4\u6587\u4ef6\u7cfb\u7edf\u7684\u7c7b\u578b\u3002<\/p>\n<pre class=\"post-pre\"><code><span class=\"gp\">[root@CENTOS7 ~]#<\/span> <span class=\"nb\">df<\/span> <span class=\"nt\">-T<\/span>\r\n<span class=\"go\">\u30d5\u30a1\u30a4\u30eb\u30b7\u30b9            \u30bf\u30a4\u30d7   1K-\u30d6\u30ed\u30c3\u30af     \u4f7f\u7528   \u4f7f\u7528\u53ef \u4f7f\u7528% \u30de\u30a6\u30f3\u30c8\u4f4d\u7f6e\r\ndevtmpfs                devtmpfs      490768        0   490768    0% \/dev\r\ntmpfs                   tmpfs         507380        0   507380    0% \/dev\/shm\r\ntmpfs                   tmpfs         507380     7588   499792    2% \/run\r\ntmpfs                   tmpfs         507380        0   507380    0% \/sys\/fs\/cgroup\r\n\/dev\/mapper\/centos-root xfs         47585280 12480312 35104968   27% \/\r\n\/dev\/sda1               xfs          1038336   218388   819948   22% \/boot\r\ntmpfs                   tmpfs         101480       12   101468    1% \/run\/user\/42\r\ntmpfs                   tmpfs         101480        0   101480    0% \/run\/user\/0\r\n<\/span><span class=\"gp\">[root@CENTOS7 ~]#<\/span>\r\n<\/code><\/pre>\n<p>\u6839\u76ee\u5f55\uff08&#8221;\/&#8221;\uff09\u7684\u5927\u5c0f\u589e\u52a0\u4e86\uff0c\u4f7f\u7528\u7387\u51cf\u5c11\u4e86\u3002<\/p>\n<h1>\u8bf7\u63d0\u4f9b\u66f4\u5177\u4f53\u7684\u5185\u5bb9\u6216\u53e5\u5b50\u4ee5\u4fbf\u6211\u53ef\u4ee5\u4e3a\u60a8\u8fdb\u884c\u7ffb\u8bd1\u3002<\/p>\n<blockquote><p>\u3010Linux\u57fa\u7840\u77e5\u8bc6\u3011\u4ec0\u4e48\u662fLVM\uff1f\u6765\u4e86\u89e3\u4e00\u4e0bLVM\uff01<br \/>\n\u5c1d\u8bd5\u4f7f\u7528CentOS 7\u7684LVM\u6dfb\u52a0\u786c\u76d8\u5e76\u6269\u5c55\u5206\u533a\u3002\uff08\u5907\u5fd8\u5f55\uff09<\/p><\/blockquote>\n<hr \/>\n<p>\u4ee5\u4e0a &#8211; this (or the above)<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u6211\u5c06\u4ecb\u7ecd\u5982\u4f55\u5728VirtualBox\u4e0a\u7684Linux\uff08CentOS7\uff09\u4e2d\u589e\u52a0\u865a\u62df\u78c1\u76d8\u4ee5\u6269\u5927\u53ef\u7528\u7a7a\u95f4\u3002 CentOS [&hellip;]<\/p>\n","protected":false},"author":4,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[227],"class_list":["post-28092","post","type-post","status-publish","format-standard","hentry","category-uncategorized","tag-227"],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v21.5 (Yoast SEO v21.5) - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>\u5728VirtualBox\u4e2d\u7684Linux\uff08CentOS 7\uff09\u4e0a\u6dfb\u52a0\u865a\u62df\u78c1\u76d8\u4ee5\u589e\u52a0\u53ef\u7528\u7a7a\u95f4\u7684\u65b9\u6cd5 - Blog - Silicon Cloud<\/title>\n<meta name=\"description\" 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