kubuntu@kubuntu:~$ mount | grep /dev/sd
/dev/sdc on /cdrom type iso9660 (ro,noatime,nojoliet,check=s,map=n,blocksize=2048)
/dev/sdd2 on /media/kubuntu/Kubuntu 18.04 LTS amd64 type vfat (rw,nosuid,nodev,relatime,uid=999,gid=999,fmask=0022,dmask=0022,codepage=437,iocharset=iso8859-1,shortname=mixed,showexec,utf8,flush,errors=remount-ro,uhelper=udisks2)
/dev/sda3 on /media/kubuntu/f97084d3-7fc3-48ac-acb9-1b61481e0493 type ext4 (rw,nosuid,nodev,relatime,data=ordered,uhelper=udisks2)
/dev/sda5 on /media/kubuntu/62db03f1-66f5-4874-812f-43ea0eaf5ead type ext4 (rw,nosuid,nodev,relatime,data=ordered,uhelper=udisks2)
kubuntu@kubuntu:~$ cat /etc/fstab
overlay / overlay rw 0 0
tmpfs /tmp tmpfs nosuid,nodev 0 0
kubuntu@kubuntu:~$ df -h
Filesystem Size Used Avail Use% Mounted on
udev 1,9G 0 1,9G 0% /dev
tmpfs 377M 1,5M 376M 1% /run
/dev/sdc 1,8G 1,8G 0 100% /cdrom
/dev/loop0 1,7G 1,7G 0 100% /rofs
/cow 1,9G 322M 1,6G 18% /
tmpfs 1,9G 23M 1,9G 2% /dev/shm
tmpfs 5,0M 8,0K 5,0M 1% /run/lock
tmpfs 1,9G 0 1,9G 0% /sys/fs/cgroup
tmpfs 1,9G 528K 1,9G 1% /tmp
tmpfs 377M 20K 377M 1% /run/user/999
/dev/sdd2 3,0G 8,0K 3,0G 1% /media/kubuntu/Kubuntu 18.04 LTS amd64
/dev/sda3 46G 6,1G 38G 14% /media/kubuntu/f97084d3-7fc3-48ac-acb9-1b61481e0493
/dev/sda5 276G 302M 261G 1% /media/kubuntu/62db03f1-66f5-4874-812f-43ea0eaf5ead
kubuntu@kubuntu:~$ mount |grep sd
/dev/sdc on /cdrom type iso9660 (ro,noatime,nojoliet,check=s,map=n,blocksize=2048)
cgroup on /sys/fs/cgroup/unified type cgroup2 (rw,nosuid,nodev,noexec,relatime,nsdelegate)
/dev/sdd2 on /media/kubuntu/Kubuntu 18.04 LTS amd64 type vfat (rw,nosuid,nodev,relatime,uid=999,gid=999,fmask=0022,dmask=0022,codepage=437,iocharset=iso8859-1,shortname=mixed,showexec,utf8,flush,errors=remount-ro,uhelper=udisks2)
/dev/sda3 on /media/kubuntu/f97084d3-7fc3-48ac-acb9-1b61481e0493 type ext4 (rw,nosuid,nodev,relatime,data=ordered,uhelper=udisks2)
/dev/sda5 on /media/kubuntu/62db03f1-66f5-4874-812f-43ea0eaf5ead type ext4 (rw,nosuid,nodev,relatime,data=ordered,uhelper=udisks2)