[Jetson] Jetson(worker node) join error

1. [ERROR Swap]: running with swap on is not supported. Please disable swap

swapoff -a 해주지 않았을 때 나타나는 에러
그런데.. error 속의 error..

** [Ubuntu] swapoff -a 에러
참고링크: https://mitny.github.io/articles/2018-07/Ubuntu-swapoff-fail

# swapoff -a

Killed

sol1. 캐시 메모리 삭제 명령어

# cat /proc/sys/vm/drop_caches

sol2. 마법의 재부팅 => 나는 이 방법으로 해결됐다 :)

2. error execution phase preflight: couldn't validate the identity of the API Server: Get "https://192.168.56.30:6443/api/v1/namespaces/kube-public/configmaps/cluster-info?timeout=10s": net/http: request canceled while waiting for connection (Client.Timeout exceeded while awaiting headers)

API