If the port of machine(like 6443) is occupied in Linux, velad install will fail and throw some k3s logs. There maybe more situation like this. And this can be prevented by do some necessary pre-install check and report the problem in the early stage.

If the port of machine(like 6443) is occupied in Linux,
velad installwill fail and throw some k3s logs. There maybe more situation like this. And this can be prevented by do some necessary pre-install check and report the problem in the early stage.