1. 安装centos7对扩展repo的支持
yum install yum-plugin-priorities
保证下面的选项是开启的
[main]
enabled = 1
2. 安装 release.key的支持。
rpm --import 'https://download.ceph.com/keys/release.asc'
3. 添加ceph.repo到/etc/yum.repo.d目录下：
然后执行 yum makecache
[ceph]
name=Ceph packages for $basearch
baseurl=http://download.ceph.com/rpm-hammer/e17/$basearch
enabled=1
priority=2
gpgcheck=1
type=rpm-md
gpgkey=https://download.ceph.com/keys/release.asc
[ceph-noarch]
name=Ceph noarch packages
baseurl=http://download.ceph.com/rpm-hammer/e17/noarch
enabled=1
priority=2
gpgcheck=1
type=rpm-md
gpgkey=https://download.ceph.com/keys/release.asc
[ceph-source]
name=Ceph source packages
baseurl=http://download.ceph.com/rpm-hammer/e17/SRPMS
enabled=0
priority=2
gpgcheck=1
type=rpm-md
gpgkey=https://download.ceph.com/keys/release.asc
4 安装rpms
安装依赖环境
wget http://dl.fedoraproject.org/pub/epel/7/x86_64/l/leveldb-1.12.0-5.el7.x86_64.rpm
rpm -ivh leveldb-1.12.0-5.el7.x86_64.rpm
yum install snappy leveldb gdisk python-argparse gperftools-libs
yum install ceph
来源：https://www.cnblogs.com/damizhou/p/6551609.html