Inside k3s pod
curl -v http://localhost:9000
* Trying 127.0.0.1:9000...
* connect to 127.0.0.1 port 9000 failed: Connection refused
* Trying [::1]:9000...
* Connected to localhost (::1) port 9000 (#0)
> GET / HTTP/1.1
> Host: localhost:9000
> User-Agent: curl/7.88.1
> Accept: */*
>
< HTTP/1.1 200 OK