source=/sysvol/test1
dest=/backup
rsync -ahv /sysvol/test1 /backup ==> /backup/test1
rsync -ahv /sysvol/test1/ /backup ==> /backup/(test1 底下的目錄)
rsync -ahuv –delete –delete-excluded –exclude-from=exclude.txt /sysvol/test /backup ==> synv 同步並刪除 exclude 文件