Sync and cache module sources of linux, node.js, python and docker.
sudo fdisk -l
Disk /dev/sdb: 3.7 TiB, 4000787030016 bytes, 7814037168 sectors Units: sectors of 1 * 512 = 512 bytes Sector size (logical/physical): 512 bytes / 4096 bytes I/O size (minimum/optimal): 4096 bytes / 4096 bytes
sudo mkfs.ext4 /dev/sdb
sudo blkid
/dev/sdb: UUID="802ebf39-72c2-48ca-a626-d4e9afc02ae7" TYPE="ext4"
mkdir ~/data_disk sudo su echo 'UUID=802ebf39-72c2-48ca-a626-d4e9afc02ae7 /dev/data ext4 defaults 0 0' >>/etc/fstab
sudo chmod -R 4755 /dev/data
sudo reboot
df -h
/dev/sdb 3.6T 89M 3.4T 1% /dev/data