2. ls lsof
3. vi vm
4. centos mount
rpm -q nfs yum install nfs-utils -y vi /etc/exports /mnt @ip(rw,sync) service rpcbind restart service nfs start mount @ip:/mnt /mnt/@ip
rpm -q nfs yum install nfs-utils -y vi /etc/exports /mnt @ip(rw,sync) service rpcbind restart service nfs start mount @ip:/mnt /mnt/@ip