Eu configurei uma linha no fstab que é assim:
/media/unas/raidstore /home/unas/raidstore none bind 0 0
Funciona muito bem, exceto que não posso definir privilégios de usuário: eles continuam revertendo para root, daí; o acesso se torna um problema.
Aqui está o gparted
[sudo] password for unas:
/dev/sda1: UUID="165728d7-4bff-41bb-ba76-9330e757a171" TYPE="ext2"
/dev/sda5: UUID="OW1NDL-MyMl-2ATc-diPk-SMea-bWtN-uaatCX" TYPE="LVM2_member"
/dev/sdc1: UUID="3087a575-39b2-2936-85dc-161b7c5c4898" UUID_SUB="4aaa380c-ae2d-3928-5aee-dcedbfc944e2" LABEL="UNAS:0" TYPE="linux_raid_member"
/dev/sdb1: UUID="3087a575-39b2-2936-85dc-161b7c5c4898" UUID_SUB="ea4759dd-c45c-53a4-0401-f14faff8a7fc" LABEL="UNAS:0" TYPE="linux_raid_member"
/dev/md0: LABEL="raidstore" UUID="cd690be0-7369-4d29-a40d-65c126b6a3e8" TYPE="ext4"
/dev/mapper/ubuntu--vg-root: UUID="857397d8-c6e1-4023-81e4-1b494c0b5c6b" TYPE="ext4"
/dev/mapper/ubuntu--vg-swap_1: UUID="a5a718af-399a-4fbf-9ed7-b4a7f0b7c83f" TYPE="swap"
======================
libparted : 2.3
======================
(gpartedbin:7903): GLib-CRITICAL **: Source ID 7 was not found when attempting to remove it
(gpartedbin:7903): GLib-CRITICAL **: Source ID 6 was not found when attempting to remove it
(gpartedbin:7903): GLib-CRITICAL **: Source ID 26 was not found when attempting to remove it
(gpartedbin:7903): GLib-CRITICAL **: Source ID 29 was not found when attempting to remove it
(gpartedbin:7903): GLib-CRITICAL **: Source ID 28 was not found when attempting to remove it
(gpartedbin:7903): GLib-CRITICAL **: Source ID 34 was not found when attempting to remove it
(gpartedbin:7903): GLib-CRITICAL **: Source ID 33 was not found when attempting to remove it
(gpartedbin:7903): GLib-CRITICAL **: Source ID 38 was not found when attempting to remove it
(gpartedbin:7903): GLib-CRITICAL **: Source ID 37 was not found when attempting to remove it
Could not stat device --list - No such file or directory.
unas@UNAS:~$