ceph使用

ceph简介:
https://www.ibm.com/developerworks/cn/linux/l-ceph/index.html

ceph基础:
https://blog.youkuaiyun.com/uj_mosquito/article/details/41681555

ceph常用命令:
http://blog.youkuaiyun.com/wangtaoking1/article/details/46639645

查看有哪些object:
rados -p poolname ls

创建pool:
ceph osd pool create hadoop1 1320 1320

查看pool列表:
ceph osd pool ls

设置pool的size:
ceph osd pool set hadoop1 size 3

查看osd列表信息:
ceph osd tree