I have read many questions and answers in this and other forums before asking. I watched videos on Youtube to learn how to deal with the fstab file too. So forgive me for bringing back this doubt ...
Every now and then the partition of my Linux installation goes read-only. Since the computer is a laptop, I suppose it's due to some writing error caused by some harsh movement. Partition was mounted ...
I'm trying to use zerofree, which seems to be the answer for this: How to reduce VM size? I have successfully umounted /dev/sda1, and zerofree worked fine, releasing ~37gb. But I can't seem to ...