{"id":382,"date":"2021-05-11T15:18:02","date_gmt":"2021-05-11T06:18:02","guid":{"rendered":"https:\/\/blog.daichang.me\/?p=382"},"modified":"2025-11-18T22:23:57","modified_gmt":"2025-11-18T13:23:57","slug":"lvm-%e3%81%a7%e3%81%ae%e3%83%87%e3%82%a3%e3%82%b9%e3%82%af%e6%8b%a1%e5%bc%b5","status":"publish","type":"post","link":"https:\/\/blog.daichang.me\/?p=382","title":{"rendered":"LVM \u3067\u306e\u30c7\u30a3\u30b9\u30af\u62e1\u5f35"},"content":{"rendered":"

Ubuntu \u3067\u30c7\u30a3\u30b9\u30af\u5bb9\u91cf\u3044\u3063\u3071\u3044\u307e\u3067 LVM \u306e\u8ad6\u7406\u30d1\u30fc\u30c6\u30a3\u30b7\u30e7\u30f3\u304c\u5207\u3089\u308c\u3066\u3044\u306a\u304b\u3063\u305f\u306e\u3067\u3001\u62e1\u5f35\u3059\u308b\u3053\u3068\u306b\u3057\u307e\u3057\u305f\u3002
\n<\/p>\n

\u4eca\u306e\u72b6\u614b<\/p><\/blockquote>\n

\u5b9f\u614b\u3068\u3057\u3066 480GB \u306e\u30c7\u30a3\u30b9\u30af\u304c\u3042\u308b\u306e\u3067\u3059\u304c 200GB \u3057\u304b\u4f7f\u3048\u306a\u3044\uff08\u4f7f\u308f\u308c\u3066\u3044\u306a\u3044\uff09\u72b6\u614b\u3067\u3057\u305f\u3002<\/p>\n

% df -h \r\nFilesystem                         Size  Used Avail Use% Mounted on\r\nudev                               189G     0  189G   0% /dev\r\ntmpfs                               38G  2.6M   38G   1% /run\r\n/dev/mapper/ubuntu--vg-ubuntu--lv  196G   16G  171G   9% /\r\ntmpfs                              189G     0  189G   0% /dev/shm\r\ntmpfs                              5.0M     0  5.0M   0% /run/lock\r\ntmpfs                              189G     0  189G   0% /sys/fs/cgroup\r\n/dev/sda2                          976M  396M  514M  44% /boot\r\n/dev/sda1                          511M  7.9M  504M   2% /boot/efi\r\n/dev/loop0                          56M   56M     0 100% /snap/core18/1988\r\n/dev/loop1                          56M   56M     0 100% /snap/core18/1997\r\n/dev/loop3                          33M   33M     0 100% /snap/snapd/11402\r\n/dev/loop2                          33M   33M     0 100% /snap/snapd/11588\r\n/dev/loop5                          70M   70M     0 100% /snap/lxd/19188\r\n/dev/loop4                          71M   71M     0 100% /snap/lxd/19647\r\ntmpfs                               38G     0   38G   0% /run/user/1004\r\n<\/pre>\n
% lsblk         \r\nNAME                      MAJ:MIN RM   SIZE RO TYPE MOUNTPOINT\r\nloop0                       7:0    0  55.5M  1 loop /snap/core18/1988\r\nloop1                       7:1    0  55.5M  1 loop /snap/core18/1997\r\nloop2                       7:2    0  32.3M  1 loop /snap/snapd/11588\r\nloop3                       7:3    0  32.3M  1 loop /snap/snapd/11402\r\nloop4                       7:4    0  70.4M  1 loop /snap/lxd/19647\r\nloop5                       7:5    0  69.9M  1 loop /snap/lxd/19188\r\nsda                         8:0    0 447.1G  0 disk \r\n|-sda1                      8:1    0   512M  0 part /boot/efi\r\n|-sda2                      8:2    0     1G  0 part /boot\r\n`-sda3                      8:3    0 445.6G  0 part \r\n  `-ubuntu--vg-ubuntu--lv 253:0    0   200G  0 lvm  /\r\n<\/pre>\n
\u307e\u305a\u306f\u8ad6\u7406\u30d1\u30fc\u30c6\u30a3\u30b7\u30e7\u30f3\u3092\u62e1\u5f35\u3059\u308b<\/p><\/blockquote>\n
% sudo lvextend -l +100%FREE /dev/ubuntu-vg/ubuntu-lv\r\n  /dev/sdb: open failed: No medium found\r\n  /dev/sdb: open failed: No medium found\r\n  Size of logical volume ubuntu-vg/ubuntu-lv changed from 200.00 GiB (51200 extents) to 445.59 GiB (114072 extents).\r\n  Logical volume ubuntu-vg/ubuntu-lv successfully resized.\r\n<\/pre>\n
\u30c7\u30a3\u30b9\u30af\u306f\u62e1\u5f35\u3055\u308c\u305f<\/p><\/blockquote>\n
\u3057\u304b\u3057\u3001\u307e\u3060\u30d5\u30a1\u30a4\u30eb\u30b7\u30b9\u30c6\u30e0\u7684\u306b\u306f\u53cd\u6620\u3055\u308c\u3066\u3044\u306a\u3044\u72b6\u6cc1\u3067\u3059\u3002<\/p>\n
% df -h \r\nFilesystem                         Size  Used Avail Use% Mounted on\r\nudev                               189G     0  189G   0% /dev\r\ntmpfs                               38G  2.6M   38G   1% /run\r\n/dev/mapper/ubuntu--vg-ubuntu--lv  196G   16G  171G   9% /\r\ntmpfs                              189G     0  189G   0% /dev/shm\r\ntmpfs                              5.0M     0  5.0M   0% /run/lock\r\ntmpfs                              189G     0  189G   0% /sys/fs/cgroup\r\n/dev/sda2                          976M  396M  514M  44% /boot\r\n/dev/sda1                          511M  7.9M  504M   2% /boot/efi\r\n/dev/loop0                          56M   56M     0 100% /snap/core18/1988\r\n/dev/loop1                          56M   56M     0 100% /snap/core18/1997\r\n/dev/loop3                          33M   33M     0 100% /snap/snapd/11402\r\n/dev/loop2                          33M   33M     0 100% /snap/snapd/11588\r\n/dev/loop5                          70M   70M     0 100% /snap/lxd/19188\r\n/dev/loop4                          71M   71M     0 100% /snap/lxd/19647\r\ntmpfs                               38G     0   38G   0% /run/user/1004\r\n<\/pre>\n
reside2fs \u3067\u30d5\u30a1\u30a4\u30eb\u30b7\u30b9\u30c6\u30e0\u306b\u3082\u53cd\u6620\u3059\u308b<\/p><\/blockquote>\n
% sudo resize2fs /dev/ubuntu-vg/ubuntu-lv\r\nresize2fs 1.45.5 (07-Jan-2020)\r\nFilesystem at /dev/ubuntu-vg/ubuntu-lv is mounted on /; on-line resizing required\r\nold_desc_blocks = 25, new_desc_blocks = 56\r\nThe filesystem on /dev/ubuntu-vg/ubuntu-lv is now 116809728 (4k) blocks long.\r\n<\/pre>\n
\u4f7f\u7528\u53ef\u80fd\u306a\u30c7\u30a3\u30b9\u30af\u9818\u57df\u304c\u62e1\u5f35\u3055\u308c\u307e\u3057\u305f\u3002<\/p><\/blockquote>\n
% df -h\r\nFilesystem                         Size  Used Avail Use% Mounted on\r\nudev                               189G     0  189G   0% /dev\r\ntmpfs                               38G  2.6M   38G   1% /run\r\n/dev/mapper/ubuntu--vg-ubuntu--lv  438G   16G  403G   4% /\r\ntmpfs                              189G     0  189G   0% /dev/shm\r\ntmpfs                              5.0M     0  5.0M   0% /run/lock\r\ntmpfs                              189G     0  189G   0% /sys/fs/cgroup\r\n/dev/sda2                          976M  396M  514M  44% /boot\r\n/dev/sda1                          511M  7.9M  504M   2% /boot/efi\r\n/dev/loop0                          56M   56M     0 100% /snap/core18/1988\r\n/dev/loop1                          56M   56M     0 100% /snap/core18/1997\r\n/dev/loop3                          33M   33M     0 100% /snap/snapd/11402\r\n/dev/loop2                          33M   33M     0 100% /snap/snapd/11588\r\n/dev/loop5                          70M   70M     0 100% /snap/lxd/19188\r\n/dev/loop4                          71M   71M     0 100% /snap/lxd/19647\r\ntmpfs                               38G     0   38G   0% /run/user/1004\r\n<\/pre>\n","protected":false},"excerpt":{"rendered":"
Ubuntu \u3067\u30c7\u30a3\u30b9\u30af\u5bb9\u91cf\u3044\u3063\u3071\u3044\u307e\u3067 LVM \u306e\u8ad6\u7406\u30d1\u30fc\u30c6\u30a3\u30b7\u30e7\u30f3\u304c\u5207\u3089\u308c\u3066\u3044\u306a\u304b\u3063\u305f\u306e\u3067\u3001\u62e1\u5f35\u3059\u308b\u3053\u3068\u306b\u3057\u307e\u3057\u305f\u3002 […]<\/p>\n
\u7d9a\u304d\u3092\u8aad\u3080… from LVM \u3067\u306e\u30c7\u30a3\u30b9\u30af\u62e1\u5f35<\/span><\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[3],"tags":[14,25],"class_list":["post-382","post","type-post","status-publish","format-standard","hentry","category-tech","tag-linux","tag-ubuntu"],"_links":{"self":[{"href":"https:\/\/blog.daichang.me\/index.php?rest_route=\/wp\/v2\/posts\/382","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/blog.daichang.me\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/blog.daichang.me\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/blog.daichang.me\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/blog.daichang.me\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=382"}],"version-history":[{"count":1,"href":"https:\/\/blog.daichang.me\/index.php?rest_route=\/wp\/v2\/posts\/382\/revisions"}],"predecessor-version":[{"id":437,"href":"https:\/\/blog.daichang.me\/index.php?rest_route=\/wp\/v2\/posts\/382\/revisions\/437"}],"wp:attachment":[{"href":"https:\/\/blog.daichang.me\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=382"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/blog.daichang.me\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=382"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/blog.daichang.me\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=382"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}