ceph.repo

    1. [Ceph]
    2. name=Ceph packages for $basearch
    3. baseurl=http://mirrors.aliyun.com/ceph/rpm-jewel/el7/$basearch
    4. enabled=1
    5. gpgcheck=0
    6. type=rpm-md
    7. gpgkey=http://mirrors.aliyun.com/ceph/keys/release.asc
    8. priority=1
    10. [Ceph-noarch]
    11. name=Ceph noarch packages
    12. baseurl=http://mirrors.aliyun.com/ceph/rpm-jewel/el7/noarch
    13. enabled=1
    14. gpgcheck=0
    15. type=rpm-md
    16. gpgkey=http://mirrors.aliyun.com/ceph/keys/release.asc
    17. priority=1
    19. [ceph-source]
    20. name=Ceph source packages
    21. baseurl=http://mirrors.aliyun.com/ceph/rpm-jewel/el7/SRPMS
    22. enabled=1
    23. gpgcheck=0
    24. type=rpm-md
    25. gpgkey=http://mirrors.aliyun.com/ceph/keys/release.asc
    26. priority=1

    删除之前指定的依赖库版本

    1. yum remove librados* python-rados* librbd* librados* librgw*

    数据和日志在同一个磁盘上

    1. 执行ceph-deploy  osd create hadoop96:/dev/sdb,然后在hadoop96上查看如下图：

    osd日志被独立到另一个盘

    1. 执行ceph-deploy  osd create hadoop96:/dev/sdc:/dev/sdd