root@ubuntu:/# blkid; grep boot /etc/fstab
/dev/loop0: TYPE="squashfs"
/dev/sr0: LABEL="Ubuntu 14.04.4 LTS amd64" TYPE="iso9660"
/dev/sda1: LABEL="backup_001" UUID="82d98380-2cdf-4691-8357-606000aa3f2a" TYPE="ext4"
/dev/sdb1: UUID="e7156130-53b9-4e9b-9fd4-937b42fc4c54" TYPE="ext2"
/dev/sdb5: UUID="b5601cb8-b122-44e8-a267-ffcda4342590" TYPE="crypto_LUKS"
/dev/sdc1: LABEL="UUI" UUID="19E4-0F14" TYPE="vfat"
/dev/mapper/luks-b5601cb8-b122-44e8-a267-ffcda4342590: UUID="UMvlk4-xWEO-sbWX-Wiz7-0SPH-AJzp-tGjTsF" TYPE="LVM2_member"
/dev/mapper/ubuntu--vg-root: UUID="02f54533-8550-47da-b5c0-e4d215a24d58" TYPE="ext4"
/dev/mapper/ubuntu--vg-swap_1: UUID="bf3ac95e-d880-4d65-a9ba-4f4bb74edcdf" TYPE="swap"
UUID=e7156130-53b9-4e9b-9fd4-937b42fc4c54	/boot	ext2	defaults	02