1.在node 21上安装docker
[root@hdss7-21 ~]# curl -fsSL https://get.docker.com | bash -s docker --mirror Aliyun [root@hdss7-21 ~]# mkdir -p /data/docker [root@hdss7-21 ~]# mkdir -p /etc/docker [root@hdss7-21 ~]# vim /etc/docker/daemon.json [root@hdss7-21 ~]# cat /etc/docker/daemon.json { "graph": "/data/docker", "storage-driver": "overlay2", "insecure-registries": ["registry.access.redhat.com","quay.io","harbor.od.com"], "registry-mirrors": ["https://q2gr04ke.mirror.aliyuncs.com"], "bip": "172.7.21.1/24", "exec-opts": ["native.cgroupdriver=systemd"], "live-restore": true } [root@hdss7-21 ~]# systemctl start docker [root@hdss7-21 ~]# systemctl enable docker Created symlink from /etc/systemd/system/multi-user.target.wants/docker.service to /usr/lib/systemd/system/docker.service. [root@hdss7-21 ~]# docker info
2.在node22上安装docker
[root@hdss7-22 ~]# curl -fsSL https://get.docker.com | bash -s docker --mirror Aliyun [root@hdss7-22 ~]# mkdir -p /etc/docker [root@hdss7-22 ~]# mkdir -p /data/docker [root@hdss7-22 ~]# vim /etc/docker/daemon.json [root@hdss7-22 ~]# cat /etc/docker/daemon.json { "graph": "/data/docker", "storage-driver": "overlay2", "insecure-registries": ["registry.access.redhat.com","quay.io","harbor.od.com"], "registry-mirrors": ["https://q2gr04ke.mirror.aliyuncs.com"], "bip": "172.7.22.1/24", "exec-opts": ["native.cgroupdriver=systemd"], "live-restore": true } [root@hdss7-22 ~]# systemctl start docker [root@hdss7-22 ~]# systemctl enable docker
3.在node200上安装docker
[root@hdss7-200 ~]# curl -fsSL https://get.docker.com | bash -s docker --mirror Aliyun root@hdss7-200 ~]# mkdir -p /etc/docker [root@hdss7-200 ~]# mkdir -p /data/docker [root@hdss7-200 ~]# vim /etc/docker/daemon.json [root@hdss7-200 ~]# [root@hdss7-200 ~]# [root@hdss7-200 ~]# [root@hdss7-200 ~]# cat /etc/docker/daemon.json { "graph": "/data/docker", "storage-driver": "overlay2", "insecure-registries": ["registry.access.redhat.com","quay.io","harbor.od.com"], "registry-mirrors": ["https://q2gr04ke.mirror.aliyuncs.com"], "bip": "172.7.200.1/24", # 定义k8s主机上k8s pod的ip地址网段 -- 改成node节点的ip "exec-opts": ["native.cgroupdriver=systemd"], "live-restore": true } [root@hdss7-200 ~]# systemctl start docker [root@hdss7-200 ~]# systemctl enable docker Created symlink from /etc/systemd/system/multi-user.target.wants/docker.service to /usr/lib/systemd/system/docker.service. [root@hdss7-200 ~]# docker info
