1.mount -t ntfs-3g /dev/sda1 /media/UDisk
2./etc/fstab:/dev/sda1 /media/U125G ext4 defaults,noatime,nodiratime,errors=remount-ro 0 0
3.chmod a+rw /media/UDisk
4.chown -R debian-transmission:debian-transmission /media/UDisk
5.原下载目录："incomplete-dir": "/var/lib/transmission-daemon/Downloads",
参见：http://www.gizmojunkee.com/2013/10/setup-transmission-on-ubuntu-12-04-server/
装NFS server
apt-get install portmap
apt-get install nfs-kernel-server
vi /etc/exports
在文件的最后一行添加：
/media/UDisk *(rw,sync,no_root_squash)