Ceph分布式存储安装Ceph分布式存储安装

http://docs.ceph.org.cn/start/

systemctl stop firewalld && systemctl disable firewalld

setenforce 0

sed -i 's/^SELINUX=.*/SELINUX=disabled/' /etc/selinux/config

echo "192.168.5.191 admin-node

192.168.5.192 node1

192.168.5.193 node2

192.168.5.194 node3" >> /etc/hosts```

ssh-keygen #生成密钥文件```

分别添加至三个node

ceph-deploy purgedata {ceph-node} [{ceph-node}]

ceph-deploy forgetkeys

sed -i '2a osd pool default size = 2' ceph.conf # 修改默认副本数从 3 改成 2

sed -i '3a public network = 10.0.5.0/24' ceph.conf

export CEPH_DEPLOY_REPO_URL=http://mirrors.163.com/ceph/rpm-nautilus/el7/

export CEPH_DEPLOY_GPG_URL=http://mirrors.163.com/ceph/keys/release.asc

ceph-deploy install admin-node node1 node2 node3

ceph-deploy mon create-initial```

ceph health ```