| connect external hard drive | |
| lsblk -f | list drives & partitions |
| sudo mount /dev/sdd1 /media/ext-hdd | mount external hard drive |
| lsblk -f | confirm mount |
| find /<dir>/ -type f | wc -l | count local and external items |
| sudo rsync -rv –progress /<src> /<dst> | start sync process |
| find /<dir>/ -type f | wc -l | count local and external items |
| umount /media/ext-hdd | unmount external hard drive |
| disconnect external hard drive |