{"id":820,"date":"2021-12-09T04:48:42","date_gmt":"2021-12-08T19:48:42","guid":{"rendered":"https:\/\/hyandmj.asuscomm.com\/hblog\/?p=820"},"modified":"2021-12-11T22:38:40","modified_gmt":"2021-12-11T13:38:40","slug":"raid%ec%97%90-%ec%83%88-%ed%95%98%eb%93%9c%eb%94%94%ec%8a%a4%ed%81%ac-%ec%b6%94%ea%b0%80","status":"publish","type":"post","link":"https:\/\/hyandmj.asuscomm.com\/hblog\/?p=820","title":{"rendered":"RAID\uc5d0 \uc0c8 \ud558\ub4dc\ub514\uc2a4\ud06c \ucd94\uac00"},"content":{"rendered":"\n<h3 class=\"wp-block-heading\">Environment<\/h3>\n\n\n\n<ul class=\"wp-block-list\"><li>Node: H410I-plus, i3-10100 \ub370\uc2a4\ud06c\ud0d1 \ud658\uacbd<\/li><li>OS: Ubuntu 20.04.3 LTS (GNU\/Linux 5.4.0-91-generic x86_64)<\/li><\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">Current Status<\/h3>\n\n\n\n<p>\uc6b0\uc120 \ub808\uc774\ub4dc\uc5d0 \ucd94\uac00\ud560 \ud558\ub4dc\ub97c \uc124\uce58\ud558\uace0 <code>cat \/proc\/mdstat<\/code>\uc744 \ud1b5\ud574 \ud604\uc7ac \ub808\uc774\ub4dc \uc0c1\ud0dc\ub97c \ud655\uc778:<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>$ cat \/proc\/mdstat\nPersonalities : &#91;raid6] &#91;raid5] &#91;raid4] &#91;linear] &#91;multipath] &#91;raid0] &#91;raid1] &#91;raid10]\nmd0 : active raid5 sda1&#91;0] sdd1&#91;3] sdb1&#91;1]\n      7813769216 blocks super 1.2 level 5, 512k chunk, algorithm 2 &#91;3\/3] &#91;UUU]\n      bitmap: 0\/30 pages &#91;0KB], 65536KB chunk\n\nunused devices: &lt;none&gt;<\/code><\/pre>\n\n\n\n<p>\ud604\uc7ac \ub808\uc774\ub4dc\ub294 \ub808\ubca85, 3\uac1c\uc758 \ud30c\ud2f0\uc158(<code>sda1<\/code>, <code>sdb1<\/code>, <code>sdd1<\/code>)\uc73c\ub85c \uad6c\uc131\ub418\uc5b4 \uc788\ub2e4. \uc544\uc9c1 \uc0c8\ub85c\uc6b4 \ud558\ub4dc\ub294 \ud3ec\ub9f7\ub3c4 \uc548 \ud55c \uc0c1\ud0dc\uc774\ubbc0\ub85c \ubaa9\ub85d\uc5d0 \ub728\uc9c0 \uc54a\ub294\ub2e4. \uc6b0\uc120 \uc0c8 \ud558\ub4dc\ub97c \ud3ec\ub9f7 \ud574\uc57c\uaca0\ub2e4.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">HDD Format<\/h3>\n\n\n\n<p>\ud30c\ud2f0\uc158 \uc0dd\uc131\uc744 \uc704\ud574 <code>parted<\/code>\ub97c \uc2e4\ud589\ud558\uba74<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>$ sudo parted \/dev\/sdc\nGNU Parted 3.3\nUsing \/dev\/sdc\nWelcome to GNU Parted! Type 'help' to view a list of commands.\n(parted)<\/code><\/pre>\n\n\n\n<p>\uc640 \uac19\uc774 \ub72c\ub2e4. <code>help<\/code>\ub97c \uc785\ub825\ud558\uba74 \ub3c4\uc6c0\ub9d0\uc774 \ub72c\ub2e4:<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>(parted) help\n  align-check TYPE N                       check partition N for TYPE(min|opt) alignment\n  help &#91;COMMAND]                           print general help, or help on COMMAND\n  mklabel,mktable LABEL-TYPE               create a new disklabel (partition table)\n  mkpart PART-TYPE &#91;FS-TYPE] START END     make a partition\n  name NUMBER NAME                         name partition NUMBER as NAME\n  print &#91;devices|free|list,all|NUMBER]     display the partition table, available devices, free space, all found partitions, or a particular partition\n  quit                                     exit program\n  rescue START END                         rescue a lost partition near START and END\n  resizepart NUMBER END                    resize partition NUMBER\n  rm NUMBER                                delete partition NUMBER\n  select DEVICE                            choose the device to edit\n  disk_set FLAG STATE                      change the FLAG on selected device\n  disk_toggle &#91;FLAG]                       toggle the state of FLAG on selected device\n  set NUMBER FLAG STATE                    change the FLAG on partition NUMBER\n  toggle &#91;NUMBER &#91;FLAG]]                   toggle the state of FLAG on partition NUMBER\n  unit UNIT                                set the default unit to UNIT\n  version                                  display the version number and copyright information of GNU Parted\n(parted)<\/code><\/pre>\n\n\n\n<p>\ud30c\ud2f0\uc158 \uc0dd\uc131\uc744 \uc704\ud574\uc11c <code>mkpart<\/code>\ub97c \uc785\ub825\ud558\uba74<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>(parted) mkpart\nError: \/dev\/sdc: unrecognised disk label\n(parted)<\/code><\/pre>\n\n\n\n<p>\uc640 \uac19\uc740 \uc5d0\ub7ec \uba54\uc138\uc9c0\uc640 \ud568\uaed8 \ud30c\ud2f0\uc158\uc774 \ub9cc\ub4e4\uc5b4\uc9c0\uc9c0 \uc54a\ub294\ub2e4. \uc6b0\uc120 \ub808\uc774\ube14\uc744 \uc0dd\uc131\ud574\uc57c\uaca0\ub2e4. \ub2e8\uc21c\ud788 <code>mklabel<\/code>\ub9cc \uce58\uba74<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>(parted) mklabel\nNew disk label type?<\/code><\/pre>\n\n\n\n<p>\uc640 \uac19\uc774 \ub808\uc774\ube14 \ubc29\uc2dd\uc744 \ubb3b\uae30\uc5d0 <code>gpt<\/code>\ub77c\uace0 \ub2e4\uc2dc \uc9c0\uc815\ud558\uc600\ub2e4. \uc774\uc81c\ub294 <code>print<\/code>\ub97c \ud558\uba74 \ud30c\ud2f0\uc158 \ud14c\uc774\ube14\uc774 \uc81c\ub300\ub85c \ub72c\ub2e4. (\uc544\uc9c1 \uc544\ubb34 \ud30c\ud2f0\uc158\ub3c4 \uc5c6\uc9c0\ub9cc.)<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>(parted) mklabel\nNew disk label type? gpt\n(parted) print\nModel: ATA HGST HUS726T4TAL (scsi)\nDisk \/dev\/sdc: 4001GB\nSector size (logical\/physical): 512B\/512B\nPartition Table: gpt\nDisk Flags:\n\nNumber  Start  End  Size  File system  Name  Flags\n\n(parted)<\/code><\/pre>\n\n\n\n<p>\uc774\uc81c \ub808\uc774\ub4dc \uad6c\uc131\uc744 \uc704\ud55c \ud30c\ud2f0\uc158\uc744 \ucd94\uac00\ud558\uba74,<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>(parted) mkpart\nPartition name?  &#91;]? raid01\nFile system type?  &#91;ext2]? ext4\nStart? 1049kB\nEnd? 4001GB\n(parted) set 1 raid on\n(parted) align-check\nalignment type(min\/opt)  &#91;optimal]\/minimal? optimal\nPartition number? 1\n1 aligned\n(parted) print\nModel: ATA HGST HUS726T4TAL (scsi)\nDisk \/dev\/sdc: 4001GB\nSector size (logical\/physical): 512B\/512B\nPartition Table: gpt\nDisk Flags:\n\nNumber  Start   End     Size    File system  Name    Flags\n 1      1049kB  4001GB  4001GB  ext4         raid01  raid\n\n(parted)<\/code><\/pre>\n\n\n\n<p>\uc640 \uac19\uc774 \ud30c\ud2f0\uc158\uc774 \uc0dd\uc131\ub418\uc5c8\ub2e4. <code>quit<\/code>\uc744 \uc785\ub825\ud558\uc5ec <code>parted<\/code>\ub97c \uc885\ub8cc\ud55c\ub2e4.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Grow RAID5<\/h3>\n\n\n\n<p>\uc774\uc81c \uae30\uc874\uc758 \ub808\uc774\ub4dc \ud30c\ud2f0\uc158\uc5d0 \uc0c8\ub85c\uc6b4 \uba64\ubc84\ub97c \ucd94\uac00\ud560 \ucc28\ub840. \uc6b0\uc120 \uae30\uc874\uc758 \ud30c\ud2f0\uc158\uc744 \uc880 \ub354 \uc790\uc138\ud788 \uc0b4\ud3b4\ubcf8\ub2e4:<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>$ sudo mdadm --detail \/dev\/md0\n\/dev\/md0:\n           Version : 1.2\n     Creation Time : Wed Jan 27 13:48:19 2021\n        Raid Level : raid5\n        Array Size : 7813769216 (7451.79 GiB 8001.30 GB)\n     Used Dev Size : 3906884608 (3725.90 GiB 4000.65 GB)\n      Raid Devices : 3\n     Total Devices : 3\n       Persistence : Superblock is persistent\n\n     Intent Bitmap : Internal\n\n       Update Time : Thu Dec  9 04:33:08 2021\n             State : clean\n    Active Devices : 3\n   Working Devices : 3\n    Failed Devices : 0\n     Spare Devices : 0\n\n            Layout : left-symmetric\n        Chunk Size : 512K\n\nConsistency Policy : bitmap\n\n              Name : jeong-server:0  (local to host jeong-server)\n              UUID : cd20c299:f82ac683:c031d89a:3d4dd058\n            Events : 35680\n\n    Number   Major   Minor   RaidDevice State\n       0       8        1        0      active sync   \/dev\/sda1\n       1       8       17        1      active sync   \/dev\/sdb1\n       3       8       49        2      active sync   \/dev\/sdd1<\/code><\/pre>\n\n\n\n<p>\uc6b0\uc120 \uc774 \ub808\uc774\ub4dc\uc5d0 \uc0c8\ub85c\uc6b4 \ud558\ub4dc\ub97c \ucd94\uac00\ud574\uc8fc\uc790.<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>$ sudo mdadm --add \/dev\/md0 \/dev\/sdc1\nmdadm: added \/dev\/sdc1<\/code><\/pre>\n\n\n\n<p>\uc774\ud6c4 \ub2e4\uc2dc \ub808\uc774\ub4dc \uad6c\uc131\uc744 \uc0b4\ud3b4\ubcf4\uba74,<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>$ sudo mdadm --detail \/dev\/md0\n\/dev\/md0:\n           Version : 1.2\n     Creation Time : Wed Jan 27 13:48:19 2021\n        Raid Level : raid5\n        Array Size : 7813769216 (7451.79 GiB 8001.30 GB)\n     Used Dev Size : 3906884608 (3725.90 GiB 4000.65 GB)\n      Raid Devices : 3\n     Total Devices : 4\n       Persistence : Superblock is persistent\n\n     Intent Bitmap : Internal\n\n       Update Time : Thu Dec  9 04:38:28 2021\n             State : clean\n    Active Devices : 3\n   Working Devices : 4\n    Failed Devices : 0\n     Spare Devices : 1\n\n            Layout : left-symmetric\n        Chunk Size : 512K\n\nConsistency Policy : bitmap\n\n              Name : jeong-server:0  (local to host jeong-server)\n              UUID : cd20c299:f82ac683:c031d89a:3d4dd058\n            Events : 35681\n\n    Number   Major   Minor   RaidDevice State\n       0       8        1        0      active sync   \/dev\/sda1\n       1       8       17        1      active sync   \/dev\/sdb1\n       3       8       49        2      active sync   \/dev\/sdd1\n\n       4       8       33        -      spare   \/dev\/sdc1<\/code><\/pre>\n\n\n\n<p>\uc640 \uac19\uc774 \uc0c8\ub85c\uc6b4 \ud558\ub4dc\ub294 working device\uac00 \uc544\ub2cc spare device\ub85c \ub4e4\uc5b4\uac00 \uc788\uc74c\uc744 \uc54c \uc218 \uc788\ub2e4. \uc774 \uc0c1\ud0dc\ub85c \ub194\ub450\uba74 \uc0c8\ub85c \ucd94\uac00\ub41c \ub4dc\ub77c\uc774\ube0c\ub294 \uc77c\ub2e8\uc740 \uadf8\ub0e5 \uac00\ub9cc\ud788 \uc788\ub294\ub2e4. \uc5f4\uc77c\uc911\uc778 \uc138 \uac1c\uc758 \ud558\ub4dc \uc911 \ud558\ub098\uc5d0 \ubb38\uc81c\uac00 \ubc1c\uc0dd\ud558\uba74 \uadf8\ub54c \ub9ac\ube4c\ub4dc\uac00 \uc9c4\ud589\ub418\uba74\uc11c \uc2a4\ud398\uc5b4 \ud558\ub4dc\uac00 \ubb38\uc81c\uc758 \ud558\ub4dc\ub97c \ub300\uc2e0\ud560 \uac83\uc774\ub2e4. \ud558\uc9c0\ub9cc \ub098\ub294 \uc9c0\uae08 \uc774 \ud558\ub4dc\ub97c \ucd94\uac00\ud574\uc11c \ub808\uc774\ub4dc \uc6a9\ub7c9\uc744 \ub298\ub9ac\uae38 \uc6d0\ud55c\ub2e4.<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>$ sudo mdadm --grow --raid-devices=4 \/dev\/md0<\/code><\/pre>\n\n\n\n<p>\ub97c \uc785\ub825\ud558\uba74 \ub808\uc774\ub4dc5 \uad6c\uc131\uc758 \ud558\ub4dc\ub514\uc2a4\ud06c\ub294 \uc774\uc81c 3\uac1c\uc5d0\uc11c 4\uac1c\ub85c \uc99d\uac00\ud55c\ub2e4. \uc2a4\ud398\uc5b4\ub3c4 \ud65c\uc131\ud654\uac00 \ub41c\ub2e4. \ub2e4\uc2dc \ub808\uc774\ub4dc \uc815\ubcf4\ub97c \ub744\uc5b4\ubcf4\uba74<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>$ sudo mdadm --detail \/dev\/md0\n\/dev\/md0:\n           Version : 1.2\n     Creation Time : Wed Jan 27 13:48:19 2021\n        Raid Level : raid5\n        Array Size : 7813769216 (7451.79 GiB 8001.30 GB)\n     Used Dev Size : 3906884608 (3725.90 GiB 4000.65 GB)\n      Raid Devices : 4\n     Total Devices : 4\n       Persistence : Superblock is persistent\n\n     Intent Bitmap : Internal\n\n       Update Time : Thu Dec  9 04:42:33 2021\n             State : clean, reshaping\n    Active Devices : 4\n   Working Devices : 4\n    Failed Devices : 0\n     Spare Devices : 0\n\n            Layout : left-symmetric\n        Chunk Size : 512K\n\nConsistency Policy : bitmap\n\n    Reshape Status : 0% complete\n     Delta Devices : 1, (3-&gt;4)\n\n              Name : jeong-server:0  (local to host jeong-server)\n              UUID : cd20c299:f82ac683:c031d89a:3d4dd058\n            Events : 35697\n\n    Number   Major   Minor   RaidDevice State\n       0       8        1        0      active sync   \/dev\/sda1\n       1       8       17        1      active sync   \/dev\/sdb1\n       3       8       49        2      active sync   \/dev\/sdd1\n       4       8       33        3      active sync   \/dev\/sdc1<\/code><\/pre>\n\n\n\n<p>\uc640 \uac19\uc774 \ub72c\ub2e4. <code>\/proc\/mdstat<\/code>\uc758 \ucd9c\ub825 \uacb0\uacfc\ub3c4 \ub2ec\ub77c\uc838 \uc788\uc744 \uac83\uc774\ub2e4:<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>$ cat \/proc\/mdstat\nPersonalities : &#91;raid6] &#91;raid5] &#91;raid4] &#91;linear] &#91;multipath] &#91;raid0] &#91;raid1] &#91;raid10]\nmd0 : active raid5 sdc1&#91;4] sda1&#91;0] sdd1&#91;3] sdb1&#91;1]\n      7813769216 blocks super 1.2 level 5, 512k chunk, algorithm 2 &#91;4\/4] &#91;UUUU]\n      &#91;&gt;....................]  reshape =  0.2% (8173216\/3906884608) finish=1298.4min speed=50042K\/sec\n      bitmap: 0\/30 pages &#91;0KB], 65536KB chunk\n\nunused devices: &lt;none&gt;<\/code><\/pre>\n\n\n\n<p>\ub808\uc774\ub4dc \uba64\ubc84\ub97c \ucd94\uac00\ud588\ub2e4\uace0 \ub2f9\uc7a5 \uc6a9\ub7c9\uc774 \ub298\uc5b4\ub098\uc9c0\ub294 \uc54a\uace0, \uc57d 1300\ubd84=22\uc2dc\uac04 \uc815\ub3c4\uc758 reshape \uc2dc\uac04\uc774 \ud544\uc694\ud558\ub2e4\uace0 \ub72c\ub2e4. \ud558\ub8e8 \uc815\ub3c4 \uae30\ub2e4\ub9ac\uba74 \uc6a9\ub7c9\uc774 \ub298\uc5b4\ub098 \uc788\uc744 \uac83\uc774\ub2e4.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Resize filesystem<\/h3>\n\n\n\n<p><s>\uc774\uac74 22\uc2dc\uac04 \uae30\ub2e4\ub9b0 \ud6c4\uc5d0 \uc791\uc131\ud558\uaca0\uc74c.<\/s><br>Reshape\uc774 \uc644\ub8cc\ub418\uc5b4\ub3c4 \ub808\uc774\ub4dc\uc758 \ud06c\uae30\ub294 \ub298\uc5b4\ub098 \uc788\uc9c0 \uc54a\ub2e4.<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>$ df -h\nFilesystem      Size  Used Avail Use% Mounted on\n...\n\n\/dev\/md0        7.3T  4.8T  2.1T  70% \/mnt\/raid01\n...<\/code><\/pre>\n\n\n\n<p>\uc804\uccb4 \uc6a9\ub7c9\uc774 8.0TB(7.3TiB)\uc5d0\uc11c 4.0TB(3.6TiB) \uc99d\uac00\ud55c 12TB(11TiB)\uac00 \ub418\uc5b4\uc57c \ud558\uc9c0\ub9cc \uae30\uc874\uc758 \uc6a9\ub7c9 \uadf8\ub300\ub85c\uc774\ub2e4. (\ub17c\ub9ac) \ud30c\ud2f0\uc158\uc758 \ud06c\uae30\ub294 \ub298\uc5b4\ub0ac\uc73c\ub098 \ud30c\uc77c\uc2dc\uc2a4\ud15c\uc774 \uadf8 \ud06c\uae30\ub97c \ud65c\uc6a9\ud558\uc9c0 \ubabb\ud558\uace0 \uc788\ub2e4. \ud30c\ud2f0\uc158\uc744 \ucd5c\ub300\ud55c \ud65c\uc6a9\ud558\uae30 \uc704\ud574\uc11c\ub294 <code>resize2fs<\/code>\ub97c \ud1b5\ud574 \ud30c\uc77c \uc2dc\uc2a4\ud15c\uc758 \ud06c\uae30\ub97c \ud655\uc7a5\ud574 \uc8fc\uc5b4\uc57c \ud55c\ub2e4. \ub9c8\uc6b4\ud2b8\uac00 \ub418\uc5b4 \uc788\ub294 \uc0c1\ud0dc\uc5d0\uc11c\ub3c4 \uc628\ub77c\uc778 \ub9ac\uc0ac\uc774\uc9d5\uc740 \uac00\ub2a5\ud558\ub2e4.<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>$ sudo resize2fs \/dev\/md0\nresize2fs 1.45.5 (07-Jan-2020)\nFilesystem at \/dev\/md0 is mounted on \/mnt\/raid01; on-line resizing required\nold_desc_blocks = 932, new_desc_blocks = 1398\nThe filesystem on \/dev\/md0 is now 2930163456 (4k) blocks long.<\/code><\/pre>\n\n\n\n<p>\uc774\uc81c \uc6a9\ub7c9\uc744 \ud655\uc778\ud574\ubcf4\uba74,<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>$ df -h\nFilesystem      Size  Used Avail Use% Mounted on\n...\n\/dev\/md0         11T  4.8T  5.6T  47% \/mnt\/raid01\n...<\/code><\/pre>\n\n\n\n<p>\uc0ac\uc774\uc988\uac00 \uc99d\uac00\ud574 \uc788\ub294 \uac83\uc744 \uc54c \uc218 \uc788\ub2e4.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Impression<\/h3>\n\n\n\n<p><code>parted<\/code>\ub85c \ubb3c\ub9ac \ub514\uc2a4\ud06c\uc758 \ubcfc\ub968 \ub808\uc774\ube14\uacfc \ud30c\ud2f0\uc158\uc744 \uc0dd\uc131\ud558\uace0, <code>mdadm<\/code>\uc744 \ud1b5\ud574 \ub808\uc774\ub4dc \uad6c\uc131\uc744 \uad00\ub9ac\ud558\uace0, <code>resize2fs<\/code> \ub4f1\uc744 \ud1b5\ud574 \ub808\uc774\ub4dc \ud30c\ud2f0\uc158 \uc0c1\uc758 \ud30c\uc77c \uc2dc\uc2a4\ud15c\uc744 \uad00\ub9ac\ud560 \uc218 \uc788\ub2e4.<\/p>\n\n\n\n<p>\ub2e4\ub9cc \ubcf4\ub4dc \uc0c1\uc758 \uc0ac\ud0c0 \ud3ec\ud2b8 4\uac1c\ub97c \uc774\uc81c \ub2e4 \uc0ac\uc6a9\ud588\uace0, \uc544\uc9c1 \ud558\ub4dc \ubca0\uc774\ub294 \ub450 \uce78\uc774 \ube44\uc5b4\uc788\ub2e4. sata \uc5f0\uacb0\uc758 \ucd94\uac00 \ud655\ubcf4\ub97c \uc704\ud574 \uc548\uc815\uc801\uc778 pci-e \ud655\uc7a5 \uce74\ub4dc\ub97c \uad6c\ud574\uc57c \ud560 \ub4ef.<\/p>\n\n\n\n<p>\ub458 \uc9f8, \uba3c \ud6c4 \uc77c\uc5d0 (\uc11c\ubc84 \ud558\ub4dc\uc6e8\uc5b4 \uad50\uccb4 \uc8fc\uae30\ub97c \uace0\ub824\ud558\uba74 \ud55c 5\ub144 \uc815\ub3c4 \ud6c4\uc5d0) \uc774 \ub808\uc774\ub4dc \uc804\uccb4\ub97c \ub2e4\ub978 \uc2dc\uc2a4\ud15c\uc73c\ub85c \ub9c8\uc774\uadf8\ub808\uc774\uc158\uc744 \ud560 \ub0a0\uc774 \uc62c \uac83\uc778\ub370, \uc544\uc9c1 \ub098\ub294 \uadf8\ub7ec\ud55c \uacbd\ud5d8\uc774 \uc5c6\ub2e4. \ud655\uc7a5\uce74\ub4dc\uae4c\uc9c0 \ud65c\uc6a9\ud558\uc5ec \ub808\uc774\ub4dc\ub97c \uad6c\uc131\ud560 \uac00\ub2a5\uc131\uc744 \uace0\ub824\ud558\uc5ec \uc774 \uc18c\ud504\ud2b8\uc6e8\uc5b4 \ubc29\uc2dd\uc758 \ub808\uc774\ub4dc\uc758 \uc548\uc804\ud55c \ub9c8\uc774\uadf8\ub808\uc774\uc158\uc774 \uac00\ub2a5\ud55c\uc9c0 \uc870\uc0ac\ub97c \ud574\ubcfc \ud544\uc694\uac00 \uc788\uaca0\ub2e4.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">References<\/h3>\n\n\n\n<ul class=\"wp-block-list\"><li><a href=\"https:\/\/www.itsfullofstars.de\/2019\/03\/how-to-add-a-new-disk-to-raid5\/\">https:\/\/www.itsfullofstars.de\/2019\/03\/how-to-add-a-new-disk-to-raid5\/<\/a><\/li><\/ul>\n","protected":false},"excerpt":{"rendered":"<p>Environment Node: H410I-plus, i3-10100 \ub370\uc2a4\ud06c\ud0d1 \ud658\uacbd OS: Ubuntu 20.04.3 LTS (GNU\/Linux 5.4.0-91-generic x86_64) Current Status \uc6b0\uc120 \ub808\uc774\ub4dc\uc5d0 \ucd94\uac00\ud560 \ud558\ub4dc\ub97c \uc124\uce58\ud558\uace0 cat \/proc\/mdstat\uc744 \ud1b5\ud574 \ud604\uc7ac \ub808\uc774\ub4dc \uc0c1\ud0dc\ub97c \ud655\uc778: \ud604\uc7ac \ub808\uc774\ub4dc\ub294 \ub808\ubca85, 3\uac1c\uc758 \ud30c\ud2f0\uc158(sda1, sdb1, sdd1)\uc73c\ub85c \uad6c\uc131\ub418\uc5b4 \uc788\ub2e4. \uc544\uc9c1 \uc0c8\ub85c\uc6b4 \ud558\ub4dc\ub294 \ud3ec\ub9f7\ub3c4 \uc548 \ud55c \uc0c1\ud0dc\uc774\ubbc0\ub85c \ubaa9\ub85d\uc5d0 \ub728\uc9c0 \uc54a\ub294\ub2e4. \uc6b0\uc120 \uc0c8 \ud558\ub4dc\ub97c \ud3ec\ub9f7 [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[2],"tags":[91,88,89,87],"class_list":["post-820","post","type-post","status-publish","format-standard","hentry","category-linux","tag-grow","tag-mdadm","tag-parted","tag-raid"],"_links":{"self":[{"href":"https:\/\/hyandmj.asuscomm.com\/hblog\/index.php?rest_route=\/wp\/v2\/posts\/820","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/hyandmj.asuscomm.com\/hblog\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/hyandmj.asuscomm.com\/hblog\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/hyandmj.asuscomm.com\/hblog\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/hyandmj.asuscomm.com\/hblog\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=820"}],"version-history":[{"count":16,"href":"https:\/\/hyandmj.asuscomm.com\/hblog\/index.php?rest_route=\/wp\/v2\/posts\/820\/revisions"}],"predecessor-version":[{"id":841,"href":"https:\/\/hyandmj.asuscomm.com\/hblog\/index.php?rest_route=\/wp\/v2\/posts\/820\/revisions\/841"}],"wp:attachment":[{"href":"https:\/\/hyandmj.asuscomm.com\/hblog\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=820"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/hyandmj.asuscomm.com\/hblog\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=820"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/hyandmj.asuscomm.com\/hblog\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=820"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}