{"id":2329,"date":"2023-01-25T16:04:46","date_gmt":"2023-01-25T07:04:46","guid":{"rendered":"https:\/\/blog.id774.net\/entry\/?p=2329"},"modified":"2023-01-25T17:48:03","modified_gmt":"2023-01-25T08:48:03","slug":"ubuntu-%e3%82%92%e3%82%a2%e3%83%83%e3%83%97%e3%82%b0%e3%83%ac%e3%83%bc%e3%83%89%e3%81%97%e3%81%9f%e3%82%89-swap-%e9%a0%98%e5%9f%9f%e3%81%8c%e8%a1%8c%e6%96%b9%e4%b8%8d%e6%98%8e%e3%81%ab%e3%81%aa","status":"publish","type":"post","link":"https:\/\/blog.id774.net\/entry\/2023\/01\/25\/2329\/","title":{"rendered":"Ubuntu \u3092\u30a2\u30c3\u30d7\u30b0\u30ec\u30fc\u30c9\u3057\u305f\u3089 SWAP \u9818\u57df\u304c\u884c\u65b9\u4e0d\u660e\u306b\u306a\u3063\u3066\u3044\u305f"},"content":{"rendered":"

\u6628\u5e74 10 \u6708\u306b Ubuntu \u3092\u30a2\u30c3\u30d7\u30b0\u30ec\u30fc\u30c9\u3057\u305f<\/a>\u304c\u3001\u8d77\u52d5\u6642\u306b SWAP \u9818\u57df\u3092 1 \u5206 30 \u79d2\u63a2\u3057\u306b\u884c\u3063\u3066\u3057\u307e\u3046<\/a>\u3068\u3044\u3046\u554f\u984c\u304c\u767a\u751f\u3057\u3066\u3044\u308b\u3053\u3068\u306b\u6c17\u4ed8\u3044\u305f\u3002\u5e38\u6642\u8d77\u52d5\u306e\u30b5\u30fc\u30d0\u30fc\u306e\u305f\u3081\u6c17\u304c\u3064\u304f\u306e\u304c\u9045\u304f\u306a\u3063\u3066\u3057\u307e\u3063\u305f\u304c\u3001\u305d\u3082\u305d\u3082 SWAP \u9818\u57df\u304c\u884c\u65b9\u4e0d\u660e\u306b\u306a\u3063\u3066\u3044\u305f\u3088\u3046\u3060\u3002<\/p>\n

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$ free -m
\n              total        used        free      shared  buff\/cache   available
\nMem:          31985        1454       24845          36        5685       30028
\nSwap:             0           0           0<\/div><\/td><\/tr><\/tbody><\/table><\/div>\n

\u30e1\u30e2\u30ea\u304c 32GB \u642d\u8f09\u3055\u308c\u3066\u3044\u308b\u305f\u3081\u3001\u30c7\u30a3\u30b9\u30c8\u30ea\u30d3\u30e5\u30fc\u30b7\u30e7\u30f3\u306e\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u6642\u306b 32GB \u5206\u306e SWAP \u9818\u57df\u3092\u81ea\u52d5\u7684\u306b\u78ba\u4fdd\u3055\u308c\u3066\u3044\u305f\u3002\u3068\u3053\u308d\u304c OS \u306e\u30e1\u30b8\u30e3\u30fc\u30a2\u30c3\u30d7\u30c7\u30fc\u30c8\u6642\u306b SWAP \u9818\u57df\u306e UUID \u304c\u5909\u5316\u3057\u3066\u3057\u307e\u3063\u305f\u3089\u3057\u304f\u3001\u305d\u306e UUID \u3092\u898b\u3064\u3051\u3089\u308c\u306a\u3044\u3068\u3044\u3046\u554f\u984c\u3067\u3042\u3063\u305f\u3088\u3046\u3060\u3002\u3068\u3053\u308d\u304c \/etc\/fstab \u3067 SWAP \u9818\u57df\u306e UUID \u306a\u3093\u3066\u6307\u5b9a\u3057\u3066\u3044\u306a\u3044\u3057\u3001\u305d\u3082\u305d\u3082 SWAP \u306a\u3093\u3066\u4e0d\u8981\u3058\u3083\u306d\u3068\u3044\u3046\u3053\u3068\u3067 32GB \u5206\u306e\u9818\u57df\u3092\u958b\u653e\u3057\u3066\u30d5\u30a1\u30a4\u30eb\u30b7\u30b9\u30c6\u30e0\u3092\u62e1\u5f35\u3059\u308b\u3053\u3068\u306b\u3057\u305f\u3002<\/p>\n

LVM \u3092\u3044\u3058\u308b<\/a>\u306e\u3082\u305a\u3044\u3076\u3093\u4e45\u3057\u3076\u308a\u306a\u306e\u3067\u6642\u9593\u304c\u304b\u304b\u3063\u3066\u3057\u307e\u3063\u305f\u3002\u5099\u5fd8\u306e\u305f\u3081\u307e\u3068\u3081\u308b\u3068\u624b\u9806\u306f\u6b21\u306e\u901a\u308a\u3067\u3042\u308b\u3002<\/p>\n

1) \/etc\/fstab \u304b\u3089 swap \u306e\u884c\u3092\u524a\u9664\u3059\u308b\u3002<\/p>\n

2) lvscan \u3067 inactive \u306a LV \u3092\u63a2\u3057\u3001\u524a\u9664\u3059\u308b\u3002<\/p>\n

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$ sudo lvscan
\n  WARNING: Couldn't find device with uuid YqLai4-8IS3-IH6J-AVhC-aT8J-K6Bx-NhsPYV.
\n  WARNING: Couldn't find device with uuid lFevnx-QjZ8-s6UV-JHRP-e7or-uALX-yihdld.
\n  WARNING: Couldn't find device with uuid H44rh5-bUlF-1f2c-XRkP-YgSD-kQfL-yJVUL4.
\n  WARNING: Couldn't find device with uuid Qu4RXt-5hDq-1UlB-Gdto-OHol-POwk-o8XYGa.
\n  WARNING: Couldn't find device with uuid C24m3Z-0bsZ-Hd0T-KlbL-yxmQ-AO30-z9Rok3.
\n  WARNING: VG raytrek-vg is missing PV YqLai4-8IS3-IH6J-AVhC-aT8J-K6Bx-NhsPYV (last written to [unknown]).
\n  WARNING: VG raytrek-vg is missing PV lFevnx-QjZ8-s6UV-JHRP-e7or-uALX-yihdld (last written to [unknown]).
\n  WARNING: VG raytrek-vg is missing PV H44rh5-bUlF-1f2c-XRkP-YgSD-kQfL-yJVUL4 (last written to [unknown]).
\n  WARNING: VG raytrek-vg is missing PV Qu4RXt-5hDq-1UlB-Gdto-OHol-POwk-o8XYGa (last written to [unknown]).
\n  WARNING: VG raytrek-vg is missing PV C24m3Z-0bsZ-Hd0T-KlbL-yxmQ-AO30-z9Rok3 (last written to \/dev\/mapper\/sdd_crypt).
\n  ACTIVE            '\/dev\/raytrek-vg\/root' [<87.06 GiB] inherit
\n  inactive          '\/dev\/raytrek-vg\/swap_1' [31.94 GiB] inherit
\n  inactive          '\/dev\/raytrek-vg\/data' [<10.01 TiB] inherit<\/div><\/td><\/tr><\/tbody><\/table><\/div>\n
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$ sudo lvremove \/dev\/raytrek-vg\/swap_1
\n  Logical volume "swap_1" successfully removed
\n$ sudo lvremove \/dev\/raytrek-vg\/data
\n  Logical volume "data" successfully removed<\/div><\/td><\/tr><\/tbody><\/table><\/div>\n

3) vgreduce –removemissing \u306b\u3066\u898b\u3064\u304b\u3089\u306a\u3044 UUID \u3092\u53d6\u308a\u9664\u304f\u3002<\/p>\n

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$ sudo vgreduce --removemissing raytrek-vg
\n  WARNING: Couldn't find device with uuid YqLai4-8IS3-IH6J-AVhC-aT8J-K6Bx-NhsPYV.
\n  WARNING: Couldn't find device with uuid lFevnx-QjZ8-s6UV-JHRP-e7or-uALX-yihdld.
\n  WARNING: Couldn't find device with uuid H44rh5-bUlF-1f2c-XRkP-YgSD-kQfL-yJVUL4.
\n  WARNING: Couldn't find device with uuid Qu4RXt-5hDq-1UlB-Gdto-OHol-POwk-o8XYGa.
\n  WARNING: Couldn't find device with uuid C24m3Z-0bsZ-Hd0T-KlbL-yxmQ-AO30-z9Rok3.
\n  WARNING: VG raytrek-vg is missing PV YqLai4-8IS3-IH6J-AVhC-aT8J-K6Bx-NhsPYV (last written to [unknown]).
\n  WARNING: VG raytrek-vg is missing PV lFevnx-QjZ8-s6UV-JHRP-e7or-uALX-yihdld (last written to [unknown]).
\n  WARNING: VG raytrek-vg is missing PV H44rh5-bUlF-1f2c-XRkP-YgSD-kQfL-yJVUL4 (last written to [unknown]).
\n  WARNING: VG raytrek-vg is missing PV Qu4RXt-5hDq-1UlB-Gdto-OHol-POwk-o8XYGa (last written to [unknown]).
\n  WARNING: VG raytrek-vg is missing PV C24m3Z-0bsZ-Hd0T-KlbL-yxmQ-AO30-z9Rok3 (last written to [unknown]).
\n  WARNING: Couldn't find device with uuid YqLai4-8IS3-IH6J-AVhC-aT8J-K6Bx-NhsPYV.
\n  WARNING: Couldn't find device with uuid lFevnx-QjZ8-s6UV-JHRP-e7or-uALX-yihdld.
\n  WARNING: Couldn't find device with uuid H44rh5-bUlF-1f2c-XRkP-YgSD-kQfL-yJVUL4.
\n  WARNING: Couldn't find device with uuid Qu4RXt-5hDq-1UlB-Gdto-OHol-POwk-o8XYGa.
\n  WARNING: Couldn't find device with uuid C24m3Z-0bsZ-Hd0T-KlbL-yxmQ-AO30-z9Rok3.
\n  Wrote out consistent volume group raytrek-vg.<\/div><\/td><\/tr><\/tbody><\/table><\/div>\n
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$ sudo vgscan
\n  Found volume group "raytrek-vg" using metadata type lvm2
\n$ sudo pvscan
\n  PV \/dev\/mapper\/sda5_crypt   VG raytrek-vg      lvm2 [119.00 GiB \/ 31.94 GiB free]
\n  Total: 1 [119.00 GiB] \/ in use: 1 [119.00 GiB] \/ in no VG: 0 [0   ]
\n$ sudo lvscan
\n  ACTIVE            '\/dev\/raytrek-vg\/root' [<87.06 GiB] inherit<\/div><\/td><\/tr><\/tbody><\/table><\/div>\n

4) \u4e0a\u8a18\u306e\u3088\u3046\u306b\u8b66\u544a\u30e1\u30c3\u30bb\u30fc\u30b8\u304c\u89e3\u6d88\u3057\u3066\u7dba\u9e97\u306b\u306a\u308b\u306e\u3067\u3001\u3042\u3068\u306f\u8ad6\u7406\u30dc\u30ea\u30e5\u30fc\u30e0\u3092\u62e1\u5f35\u3057\u3001\u30d5\u30a1\u30a4\u30eb\u30b7\u30b9\u30c6\u30e0\u3082\u305d\u308c\u306b\u3042\u308f\u305b\u3066\u62e1\u5f35\u3059\u308c\u3070 OK \u3067\u3042\u308b\u3002<\/p>\n

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$ sudo lvextend -l +100%FREE \/dev\/raytrek-vg\/root
\n  Size of logical volume raytrek-vg\/root changed from <87.06 GiB (22287 extents) to 119.00 GiB (30464 extents).
\n  Logical volume raytrek-vg\/root successfully resized.
\n$ sudo resize2fs \/dev\/raytrek-vg\/root
\nresize2fs 1.45.5 (07-Jan-2020)
\nFilesystem at \/dev\/raytrek-vg\/root is mounted on \/; on-line resizing required
\nold_desc_blocks = 6, new_desc_blocks = 8
\nThe filesystem on \/dev\/raytrek-vg\/root is now 31195136 (4k) blocks long.<\/div><\/td><\/tr><\/tbody><\/table><\/div>\n

5) root \u304c 119.00 GiB \u306b\u62e1\u5f35\u3055\u308c\u305f\u3068\u8868\u793a\u3055\u308c\u305f\u306e\u3067\u3001\u30d5\u30a1\u30a4\u30eb\u30b7\u30b9\u30c6\u30e0\u304c\u5b9f\u969b\u306b\u62e1\u5f35\u3055\u308c\u3066\u3044\u308b\u3053\u3068\u3092\u78ba\u8a8d\u3059\u308b\u3002<\/p>\n

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$ df -h
\nFilesystem                    Size  Used Avail Use% Mounted on
\nudev                           16G     0   16G   0% \/dev
\ntmpfs                         3.2G  1.9M  3.2G   1% \/run
\n\/dev\/mapper\/raytrek--vg-root  117G   65G   52G  56% \/
\ntmpfs                          16G   54M   16G   1% \/dev\/shm
\ntmpfs                         5.0M     0  5.0M   0% \/run\/lock
\ntmpfs                          16G     0   16G   0% \/sys\/fs\/cgroup
\n\/dev\/sda1                     230M  115M  109M  52% \/boot
\n\/dev\/mapper\/sdc_crypt         3.6T  2.2T  1.3T  63% \/mnt\/sdc
\n\/dev\/mapper\/sdd_crypt         2.7T  1.5T  1.2T  57% \/mnt\/sdd
\ntmpfs                         3.2G   16K  3.2G   1% \/run\/user\/1000<\/div><\/td><\/tr><\/tbody><\/table><\/div>\n

SWAP \u9818\u57df\u3092\u524a\u9664\u3057\u305f\u3053\u3068\u306b\u3088\u308b\u7a7a\u304d\u5bb9\u91cf\u3092\u5229\u7528\u3057\u3066 root \u30d5\u30a1\u30a4\u30eb\u30b7\u30b9\u30c6\u30e0\u306e\u9818\u57df\u304c\u62e1\u5f35\u3055\u308c\u3066\u3044\u308b\u3053\u3068\u304c\u78ba\u8a8d\u3067\u304d\u305f\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"

\u6628\u5e74 10 \u6708\u306b Ubuntu \u3092\u30a2\u30c3\u30d7\u30b0\u30ec\u30fc\u30c9\u3057\u305f\u304c\u3001\u8d77\u52d5\u6642\u306b SWAP \u9818\u57df\u3092 1 \u5206 30 \u79d2\u63a2\u3057\u306b\u884c\u3063\u3066\u3057\u307e\u3046\u3068\u3044\u3046\u554f\u984c\u304c\u767a\u751f\u3057\u3066\u3044\u308b\u3053\u3068\u306b\u6c17\u4ed8\u3044\u305f\u3002\u5e38\u6642\u8d77\u52d5\u306e\u30b5\u30fc\u30d0\u30fc\u306e\u305f\u3081\u6c17\u304c\u3064\u304f\u306e\u304c\u9045\u304f\u306a\u3063\u3066\u3057\u307e\u3063\u305f\u304c\u3001\u305d\u3082 … \u7d9a\u304d\u3092\u8aad\u3080<\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[14],"tags":[],"class_list":["post-2329","post","type-post","status-publish","format-standard","hentry","category-tech"],"_links":{"self":[{"href":"https:\/\/blog.id774.net\/entry\/wp-json\/wp\/v2\/posts\/2329","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/blog.id774.net\/entry\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/blog.id774.net\/entry\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/blog.id774.net\/entry\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/blog.id774.net\/entry\/wp-json\/wp\/v2\/comments?post=2329"}],"version-history":[{"count":0,"href":"https:\/\/blog.id774.net\/entry\/wp-json\/wp\/v2\/posts\/2329\/revisions"}],"wp:attachment":[{"href":"https:\/\/blog.id774.net\/entry\/wp-json\/wp\/v2\/media?parent=2329"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/blog.id774.net\/entry\/wp-json\/wp\/v2\/categories?post=2329"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/blog.id774.net\/entry\/wp-json\/wp\/v2\/tags?post=2329"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}