์ฟ ๋ฒ๋คํฐ์ค ๊ตฌ์ถ
- Kubeadmin Centos7.8 ์์ ์ค์น
- VM 3๋์ ๊ฐ๊ฐ Controlplane, Worker Node2๊ฐ๋ก ๊ตฌ๋ถํ์ฌ ์ค์น
- ์ปจํ ์ด๋ ๋ฐํ์์ cri-o ์ค์น
- ๋คํธ์ํฌ๋ ์ฑ ์์ Flannel ์ค์น๋ฅผ ๊ถ์ฅํ๋ค.
![notion image](https://www.notion.so/image/https%3A%2F%2Fs3-us-west-2.amazonaws.com%2Fsecure.notion-static.com%2Fd971fb42-be56-4e8f-87d4-a434054166f5%2FUntitled.png?table=block&id=555e6fe3-24b4-4c95-8671-f01efb5d5107&cache=v2)
- ์๋ฌ๊ฐ ๋๋ฒ๋ ธ๋ค;
- ๋๋ฒ๊น ์ ์ํด ๋ค์ ์ฐธ์กฐ. https://nirsa.tistory.com/295
![notion image](https://www.notion.so/image/https%3A%2F%2Fs3-us-west-2.amazonaws.com%2Fsecure.notion-static.com%2F5e3ffbde-1ddd-4ffd-8094-1d953a20060e%2FUntitled.png?table=block&id=149c0fe6-7995-4da7-8e92-86592858fa83&cache=v2)
- ์ฐ์ ํด๊ฒฐ์ ๋๋๋ฐ, coredns์ชฝ๋ Running์ผ๋ก ๋ง๋ค์ด์ผํ๋ค.
kubectl edit cm coredns -n kube-system
- ์ ๋ช ๋ น์ด๋ก loop ์ฃผ์์ฒ๋ฆฌ
![notion image](https://www.notion.so/image/https%3A%2F%2Fs3-us-west-2.amazonaws.com%2Fsecure.notion-static.com%2F613f6c4b-16fc-4314-971a-affe257049c6%2FUntitled.png?table=block&id=befea8e9-4d8f-43b3-bc5a-d5c3b65ef5f3&cache=v2)
- READY ๋ก ๋ณํ์ง ์๋๋ค.
- ์์๊ฐ์ด Unhealthy๋ก, HTTP probe failed ..503..
![notion image](https://www.notion.so/image/https%3A%2F%2Fs3-us-west-2.amazonaws.com%2Fsecure.notion-static.com%2F7bda2610-9e11-4fcc-b9ee-e1a9b4143a4a%2FUntitled.png?table=block&id=a7c4b47a-54fd-459c-901a-b4a455d0bf6c&cache=v2)