yum install epel-release -y yum install screen nano unzip htop net-tools wget psmisc -y systemctl stop firewalld.service systemctl disable firewalld.service yum install iptables iptables-services -y systemctl enable iptables.service systemctl start iptables.service 数据区: mkfs.ext3 /dev/vdb mkdir /dev/mapper/data mount /dev/vdb /dev/mapper/data /dev/vdb /dev/mapper/data ext3 defaults 1 1