设置nfs服务

查看NFS进程：nfsstat

重启NFS服务：rcnfsserver restart

设置nfs服务（双磁盘）：

pvcreate /dev/sdh

pvcreate /dev/sdi

vgcreate sdp_vgfs /dev/sdh /dev/sdi

vgdisplay sdp_vgfs 查看vg的大小，查看结果为18G

lvcreate -L 18G -n sdp_lvfs sdp_vgfs

mkfs -t ext3 /dev/mapper/sdp_vgfs-sdp_lvfs

设置/etc/exports文件中加入/share *(rw,async,no_root_squash,no_subtree_check)

重启nfs服务 rcnfsserver restart

mount -t ext3 /dev/mapper/sdp_vgfs-sdp_lvfs /share/aepdata

设置/etc/exports文件中加入/nfs/vmimage *(rw,async,no_root_squash,no_subtree_check)

重启nfs服务  rcnfsserver restart

mount -t nfs 10.137.163.184:/share /nfs/vmimage

卸载nfs服务：

umount /share

lvremove -f /dev/sdp_vgfs/sdp_lvfs

vgchange -a n sdp_vgfs

vgremove sdp_vgfs

rm -r /dev/sdp_vgfs

pvremove /dev/sdb
pvremove /dev/sdc

lvscan

pvscan 查看物理卷信息  vgdisplay

vgchange -a y 激活lv磁盘

showmount -a 查看已经mount信息