$ df -h

Filesystem      Size  Used Avail Use% Mounted on
udev            967M     0  967M   0% /dev
tmpfs           199M  3.1M  196M   2% /run
/dev/sdb1       292G  8.0G  269G   3% /
tmpfs           991M     0  991M   0% /dev/shm
tmpfs           5.0M  8.0K  5.0M   1% /run/lock
tmpfs           199M  112K  199M   1% /run/user/1000
tmpfs           199M  112K  199M   1% /run/user/111

$ cat /etc/fstab
# /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).
#
# systemd generates mount units based on this file, see systemd.mount(5).
# Please run 'systemctl daemon-reload' after making changes here.
#
# <file system> <mount point>   <type>  <options>       <dump>  <pass>
# / was on /dev/sdb1 during installation
UUID=4fa45813-db79-4d1b-b051-27d79d359e43 /               ext4    errors=remount-ro 0       1
# swap was on /dev/sdb5 during installation
UUID=7f52c5a5-0a8f-478e-bbc6-fb22204a06ed none            swap    sw              0       0
/dev/sr0        /media/cdrom0   udf,iso9660 user,noauto     0       0