导入 RPM 包签名信息
[root@rhel]# rpm --import /etc/pki/rpm-gpg/RPM-GPG-KEY-CentOS-6
关闭 iptables 和 SELinux
[root@rhel]# vi ustc.repo
[root@rhel]# service iptables stop
[root@rhel]# chkconfig --level 35 iptables off
[root@rhel]# sed -i 's/enforcing/disabled/g' /etc/selinux/config
添加主机 hosts 解析
[root@rhel]# vim /etc/hosts #添加一下内容
10.0.0.11 controller
10.0.0.21 neutron
10.0.0.31 compute01
10.0.0.32 compute02
10.0.0.41 ceph01
10.0.0.42 ceph02
10.0.0.43 ceph003
配置 NTP 时间服务器
# yum install ntp -y
# sed -i 's/server0.rhel.pool.ntp.org/#server0.rhel.pool.ntp.org/g' /etc/ntp.conf
# sed -i 's/server1.rhel.pool.ntp.org/#server1.rhel.pool.ntp.org/g' /etc/ntp.conf
# sed -i 's/server2.rhel.pool.ntp.org/#server2.rhel.pool.ntp.org/g' /etc/ntp.conf
# sed -i 's/server3.rhel.pool.ntp.org/#server3.rhel.pool.ntp.org/g' /etc/ntp.conf
//controller host
# echo “server 127.127.1.0” >> /etc/ntp.conf
# echo “fudge 127.127.1.0 stratum 10” >> /etc/ntp.conf
# service ntpd start
# chkconfig ntpd on
//other host
# echo “server controller” >> /etc/ntp.conf
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