UCOM

校條時間

[root@minikube ~]# crontab -e no crontab for root - using an empty one crontab: installing new crontab [root@minikube ~]# crontab -l

• • • • • /usr/sbin/ntpdate -b -u time.stdtime.gov.tw > /dev/null 2>&1

VMware images

docker 指令

安裝

yum install docker -y
systemctl start docker
systemctl enable docker
systemctl status docker

docker images

docker vs podman

docker pull mysql podman pull mysql

kubernetes vs openshiftt(openshift container platform)

kubectl get nodes oc get nodes

podman

安裝

yum install podman -y
podman --version
podman info

podman images

minikube & minishif

# 啟動 minikube
minikube start

minikube status

minikube stop

# 圖形的儀表板, 查詢 minikube運作的狀態
minikube dashboard

kubectl create deployment test1 --image=nginx
kubectl create deployment test2 --image=k8s.gcr.io/nginx
kubectl create deployment test4 --image=daocloud.io/library/nginx:1.12.0-alpine

檢查 k8s ps aux | grep cron