# 확인echo $SHELL# 변경bash# 영구 변경vi ~/.profile------------------------------[ -z "$BASH" ] && exec bash------------------------------source ~/.profile

sudo netstat -tulnp | grep 6443

원인: 키값이 잘못됨# 실행시 에러 발생sudo apt-get update조치# K8s GPG key 생성sudo mkdir -p /etc/apt/keyringscurl -fsSL https://pkgs.k8s.io/core:/stable:/v1.28/deb/Release.key | sudo tee /etc/apt/keyrings/kubernetes-apt-keyring.asc# repository 업데이트echo "deb [signed-by=/etc/apt/keyrings/kubernetes-apt-keyring.asc] https://pkgs.k8s.io/core:/stable:/v1.28/deb/ /" | sudo tee /etc/apt/sources.list.d/kubernetes.list# 확인..

# 비활성화(임시)sudo swapoff -a # 비활성화(영구)sudo sed -i '/swap/s/^/#/' /etc/fstab# 메모리 확인sudo free -m# swap 메모리 확인: 아무것도 출력 안되어야 함sudo swapon -s

시스템 업데이트sudo apt update && sudo apt upgrade -ysudo apt install -y apt-transport-https ca-certificates curlDocker 설치sudo apt install -y docker.io# 서비스 설정sudo systemctl enable dockersudo systemctl start docker# 확인docker --versionK8s 설치# Repository 추가curl -fsSL https://pkgs.k8s.io/core:/stable:/v1.28/deb/Release.key | sudo tee /etc/apt/keyrings/kubernetes-apt-keyring.asc > /dev/nullecho "deb [signe..

설치# 설치 전 준비sudo apt-get updatesudo apt-get install -y ruby ruby-dev build-essential# 설치sudo gem install fluentd# 버전 확인fluentd --version