centos8

fstab 内の記述を UUID で行う †

[root@serio home]# ls -l /dev/disk/by-uuid/

合計 0

lrwxrwxrwx. 1 root root 10  3月 31 00:28 14735185-0df8-4348-b81f-056e951727b4 -> ../../sdb1
lrwxrwxrwx. 1 root root 10  3月 31 00:29 19fe9bc3-b9cf-4ee9-ad0e-16a060ed3239 -> ../../sdd2
lrwxrwxrwx. 1 root root 10  3月 31 00:29 205fcb0b-9bb6-434e-87ad-0118a429da71 -> ../../sda1
lrwxrwxrwx. 1 root root 10  3月 31 00:29 286cb304-09ff-4ce1-be9a-630274b87bee -> ../../sdd5
lrwxrwxrwx. 1 root root 10  3月 31 00:29 8580346e-b31d-46da-937d-0a75c4fe8b7b -> ../../sdc1
lrwxrwxrwx. 1 root root 10  3月 31 00:29 9d63e8b4-5650-4c37-8ace-19f80c04331f -> ../../sdd1
lrwxrwxrwx. 1 root root 10  3月 31 00:29 d5f625f6-7318-4d2d-9113-8aaea6f392ee -> ../../sdd3
[root@serio home]#

/dev/sd* がどのような UUID かを見ることができる

[root@serio home]# cat /etc/fstab

#
# /etc/fstab
# Created by anaconda on Sat Mar 22 19:20:04 2025
#
# Accessible filesystems, by reference, are maintained under '/dev/disk/'.
# See man pages fstab(5), findfs(8), mount(8) and/or blkid(8) for more info.
#
# After editing this file, run 'systemctl daemon-reload' to update systemd
# units generated from this file.
#
UUID=d5f625f6-7318-4d2d-9113-8aaea6f392ee /                       xfs     defaults        0 0
UUID=9d63e8b4-5650-4c37-8ace-19f80c04331f /boot                   xfs     defaults        0 0
UUID=286cb304-09ff-4ce1-be9a-630274b87bee /home                   xfs     defaults        0 0
UUID=19fe9bc3-b9cf-4ee9-ad0e-16a060ed3239 none                    swap    defaults        0 0

/dev/sda1       /mnt/dsk0       ext4    defaults                        0 2
/dev/sdb1       /mnt/dsk1       ext4    defaults                        0 2
/dev/sdc1       /mnt/dsk2       ext4    defaults                        0 2

[root@serio home]#
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