It seems to be the sum of all disk capacities. If that's not what you see then please:
1. Tell us how much it reports for you.
2. Run:
lsblk > blk.txt
and attach the resulting text file here.
It seems to be the sum of all disk capacities. If that's not what you see then please:
1. Tell us how much it reports for you.
2. Run:
lsblk > blk.txt
and attach the resulting text file here.