Install Ceph on Ubuntu 14.04 Server

shirobert

　　Ceph1:
　　vi /etc/hosts (on all nodes)
　　127.0.0.1    localhost
　　192.168.1.15    ceph1
　　192.168.1.16    ceph2
　　192.168.1.17    ceph3
　　ssh-keygen -q -t rsa -f ~/.ssh/id_rsa -C '' -N ''
　　vi ~/.ssh/config
　　Host ceph2
　　Hostname ceph2
　　User root
　　StrictHostKeyChecking no
　　Host ceph3
　　Hostname ceph3
　　User root
　　StrictHostKeyChecking no
　　ssh-copy-id ceph2
　　ssh-copy-id ceph3
　　To get latest ceph-deploy:
　　wget -q -O- 'https://ceph.com/git/?p=ceph.git;a=blob_plain;f=keys/release.asc' | apt-key add -
　　echo deb http://ceph.com/debian-firefly/ $(lsb_release -sc) main | tee /etc/apt/sources.list.d/ceph.list
　　vi /etc/apt/sources.list (on all nodes)
　　deb http://mirrors.aliyun.com/ubuntu/ trusty main restricted universe multiverse
　　deb http://mirrors.aliyun.com/ubuntu/ trusty-security main restricted universe multiverse
　　deb http://mirrors.aliyun.com/ubuntu/ trusty-updates main restricted universe multiverse
　　deb http://mirrors.aliyun.com/ubuntu/ trusty-proposed main restricted universe multiverse
　　deb http://mirrors.aliyun.com/ubuntu/ trusty-backports main restricted universe multiverse
　　aptitude update (on all nodes)
　　aptitude -y install ceph-deploy
　　ssh ceph2 aptitude update ; ssh ceph3 aptitude update
　　mkdir ceph-cluster
　　cd ceph-cluster
　　ceph-deploy new ceph1
　　ceph-deploy install ceph1 ceph2 ceph3
　　ceph-deploy mon create-initial
　　ceph-deploy osd --zap-disk create ceph1:sdb
　　ceph-deploy osd --zap-disk create ceph2:sdb
　　ceph-deploy osd --zap-disk create ceph3:sdb
　　ceph-deploy admin ceph1 ceph2 ceph3
　　chmod +r /etc/ceph/ceph.client.admin.keyring
　　ssh ceph2 chmod +r /etc/ceph/ceph.client.admin.keyring
　　ssh ceph3 chmod +r /etc/ceph/ceph.client.admin.keyring
　　ceph-deploy mon add ceph2 ceph3
　　ceph -w