Ravi Sir's Cards › AWS
Root cannot delete a file?
What is a VPC: your own private network inside one AWS Region, example ThreeTierVpc 10.0.0.0/16.
Read card text
What this card says
What it is
It may be immutable.
Why it matters
lsattr shows i.
How / example
Remove the flag.
sudo chattr -i /etc/resolv.conf