Now I have:
/dev/sda5 on / /dev/sda6 on /home /dev/sda7 on /usr
I would like to use sda6 to hold
/usr, then free
/dev/sda7 for other use.
What is the safest way to do this?
I am confused about how to create a
/dev/sda6 and issue copy command without confusing Linux.