2025-03-30, 06:16 PM 
		
	
	Code:
sudo fdisk -l /dev/nvme0n1
Disk /dev/nvme0n1: 1.82 TiB, 2000398934016 bytes, 3907029168 sectors
Disk model: WD_BLACK SN770 2TB                      
Units: sectors of 1 * 512 = 512 bytes
Sector size (logical/physical): 512 bytes / 512 bytes
I/O size (minimum/optimal): 512 bytes / 512 bytes
Disklabel type: gpt
Disk identifier: 73D2422D-ADE2-40BB-8CE9-6ADA82319565
Device              Start        End    Sectors  Size Type
/dev/nvme0n1p1      2048    1230847    1228800  600M EFI System
/dev/nvme0n1p2    1230848    3327999    2097152    1G Linux filesystem
/dev/nvme0n1p4 1215576064 3907028991 2691452928  1.3T Linux filesystem
/dev/nvme0n1p5  412928000  803553279  390625280 186.3G Linux filesystem
Partition table entries are not in disk order.Code:
cat /proc/mounts | grep nvme0n1
/dev/nvme0n1p5 / btrfs rw,relatime,ssd,discard=async,space_cache=v2,subvolid=256,subvol=/@ 0 0
/dev/nvme0n1p5 /var/snap/firefox/common/host-hunspell btrfs ro,noexec,noatime,ssd,discard=async,space_cache=v2,subvolid=256,subvol=/@ 0 0
/dev/nvme0n1p5 /home btrfs rw,relatime,ssd,discard=async,space_cache=v2,subvolid=257,subvol=/@home 0 0
/dev/nvme0n1p1 /boot/efi vfat rw,relatime,fmask=0077,dmask=0077,codepage=437,iocharset=iso8859-1,shortname=mixed,errors=remount-ro 0 0
/dev/nvme0n1p4 /media/chris/Data btrfs rw,nosuid,nodev,relatime,ssd,discard=async,space_cache=v2,subvolid=5,subvol=/ 0 0Code:
# /etc/fstab: static file system information.
#
# Use 'blkid' to print the universally unique identifier for a
# device; this may be used with UUID= as a more robust way to name devices
# that works even if disks are added and removed. See fstab(5).
#
# <file system> <mount point>  <type>  <options>      <dump>  <pass>
# / was on /dev/nvme0n1p5 during installation
UUID=9fafc060-69f6-47b7-b3b0-77699c286279 /              btrfs  defaults,subvol=@ 0      1
# /boot/efi was on /dev/nvme0n1p1 during installation
UUID=9D85-4BC8  /boot/efi      vfat    umask=0077      0      1
# /home was on /dev/nvme0n1p5 during installation
UUID=9fafc060-69f6-47b7-b3b0-77699c286279 /home          btrfs  defaults,subvol=@home 0      2Looking at the existing fstab, I was confused about the "subvol" parameter for other partitions and didn't know how to use it or find details about it. I see in the above output that for the partition I'm trying to mount /dev/nvme0n1p4, the values "subvol=/" and "subvolid=5" are listed. Can/should I do something like:
Code:
/dev/nvme0n1p4 /media/Data  btrfs  defaults,subvolid=5 0      2 
	
