Hat mir damals und heute nicht weiter geholfen.
Nun sieht mein fstab so aus:
# /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>
UUID=DF4A-3D61 /efi vfat fmask=0137,dmask=0027 0 2
UUID=60899394-ec72-4cdc-b78e-59ce5ceba58d / ext4 noatime 0 1
tmpfs /tmp tmpfs noatime,mode=1777 0 0
/dev/sda1 /mnt/Disk3 ntfs nofail,users 0 0
# /dev/nvme0n1p5 /mnt/Disk2 btrfs nofail,users 0 0
/dev/nvme0n1p5 /mnt/Disk2 btrfs defaults 0 0
/dev/nvme0n1p5 /mnt/Disk2/Spiele/Steam auto defaults 0 0
Und mein Mounting so das die SteamLibary unter /mnt/Disk2/Spiele/Steam liegt:
/dev/nvme0n1p7 on / type ext4 (rw,noatime)
devtmpfs on /dev type devtmpfs (rw,nosuid,size=16367280k,nr_inodes=4091820,mode=755,inode64)
tmpfs on /dev/shm type tmpfs (rw,nosuid,nodev,inode64)
devpts on /dev/pts type devpts (rw,nosuid,noexec,relatime,gid=5,mode=620,ptmxmode=000)
sysfs on /sys type sysfs (rw,nosuid,nodev,noexec,relatime)
securityfs on /sys/kernel/security type securityfs (rw,nosuid,nodev,noexec,relatime)
cgroup2 on /sys/fs/cgroup type cgroup2 (rw,nosuid,nodev,noexec,relatime,nsdelegate,memory_recursiveprot)
none on /sys/fs/pstore type pstore (rw,nosuid,nodev,noexec,relatime)
efivarfs on /sys/firmware/efi/efivars type efivarfs (rw,nosuid,nodev,noexec,relatime)
bpf on /sys/fs/bpf type bpf (rw,nosuid,nodev,noexec,relatime,mode=700)
configfs on /sys/kernel/config type configfs (rw,nosuid,nodev,noexec,relatime)
proc on /proc type proc (rw,nosuid,nodev,noexec,relatime)
tmpfs on /run type tmpfs (rw,nosuid,nodev,size=6555676k,nr_inodes=819200,mode=755,inode64)
systemd-1 on /proc/sys/fs/binfmt_misc type autofs (rw,relatime,fd=36,pgrp=1,timeout=0,minproto=5,maxproto=5,direct,pipe_ino=19552)
tracefs on /sys/kernel/tracing type tracefs (rw,nosuid,nodev,noexec,relatime)
hugetlbfs on /dev/hugepages type hugetlbfs (rw,nosuid,nodev,relatime,pagesize=2M)
mqueue on /dev/mqueue type mqueue (rw,nosuid,nodev,noexec,relatime)
debugfs on /sys/kernel/debug type debugfs (rw,nosuid,nodev,noexec,relatime)
tmpfs on /run/credentials/systemd-journald.service type tmpfs (ro,nosuid,nodev,noexec,relatime,nosymfollow,size=1024k,nr_inodes=1024,mode=700,inode64,noswap)
fusectl on /sys/fs/fuse/connections type fusectl (rw,nosuid,nodev,noexec,relatime)
tmpfs on /tmp type tmpfs (rw,noatime,inode64)
/dev/nvme0n1p5 on /mnt/Disk2 type btrfs (rw,relatime,ssd,discard=async,space_cache=v2,subvolid=5,subvol=/)
/dev/nvme0n1p5 on /mnt/Disk2/Spiele/Steam type btrfs (rw,relatime,ssd,discard=async,space_cache=v2,subvolid=5,subvol=/)
/dev/nvme0n1p6 on /efi type vfat (rw,relatime,fmask=0137,dmask=0027,codepage=437,iocharset=ascii,shortname=mixed,utf8,errors=remount-ro)
binfmt_misc on /proc/sys/fs/binfmt_misc type binfmt_misc (rw,nosuid,nodev,noexec,relatime)
/dev/sda1 on /mnt/Disk3 type fuseblk (rw,nosuid,nodev,noexec,relatime,user_id=0,group_id=0,allow_other,blksize=4096)
tmpfs on /run/user/1000 type tmpfs (rw,nosuid,nodev,relatime,size=3277836k,nr_inodes=819459,mode=700,uid=1000,gid=1001,inode64)
portal on /run/user/1000/doc type fuse.portal (rw,nosuid,nodev,relatime,user_id=1000,group_id=1001)