> Nothing saves you from kill -9, as we all know. True, but it doesn't have to be you who does the cleanup. You could create a background process and establish

> Nothing saves you from kill -9, as we all know. True, but it doesn't have to be you who does the cleanup. You could create a background process and establish a temporary UNIX socket connection, so when the parent dies, the socket closes and the child process cleans up everything.