admin管理员组

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参考资料:
https://wwwblogs/ytc6/p/7388654.html
http://docs.ceph/docs/kraken/start/
https://blog.csdn/changtao381/article/details/48015623
https://blog.csdn/litianze99/article/details/48438877

设计部署架构如下:

安装ceph集群

  1. 准备好4台机器,设置好机器名和hosts:
hostnamectl set-hostname cephadmin
...
  1. 设置好cephadmin到ceph1…的无密码登录
ssh-keygen -t rsa
scp -p ~/.ssh/id_rsa.pub root@ceph1:/root/cephadmin.pub
... 
  1. 在cephadmin机器的/etc/yum.repos.d/目录下创建 ceph.repo:
[Ceph]
name=Ceph packages for $basearch
baseurl=http://mirrors.163/ceph/rpm-jewel/el7/$basearch
enabled=1
gpgcheck=0
type=rpm-md
gpgkey=https://mirrors.163/ceph/keys/release.asc
priority=1

[Ceph-noarch]
name=Ceph noarch packages
baseurl=http://mirrors.163/ceph/rpm-jewel/el7/noarch
enabled=1
gpgcheck=0
type=rpm-md
gpgkey=https://mirrors.163/ceph/keys/release.asc
priority=1

[ceph-source]
name=Ceph source packages
baseurl=http://mirrors.163/ceph/rpm-jewel/el7/SRPMS
enabled=1
gpgcheck=0
type=rpm-md
gpgkey=https://mirrors.163/ceph/keys/release.asc
priority=1
  1. 在cephadmin上安装ceph-deploy
mkdir ~/ceph-cluster
cd ~/ceph-cluster
yum install ceph-deploy

若安装ceph后遇到麻烦可以使用以下命令进行清除包和配置

#ceph-deploy purge ceph1 ceph2 ceph3
#ceph-deploy purgedata ceph1 ceph2 ceph3
#ceph-deploy forgetkeys
  1. 初始化,创建配置文件
cd ~/ceph-cluster
ceph-deploy new ceph1 ceph2 ceph3

在生成的ceph.conf中加入(写入[global] 段下)

osd pool 

本文标签: 手记Ceph