== sanity test 31j: link for directory =================== 21:53:45 (1781229225)
ln: /mnt/lustre/d31j.sanity/dir1: hard link not allowed for directory
link: cannot create link '/mnt/lustre/d31j.sanity/dir3' to '/mnt/lustre/d31j.sanity/dir1': Operation not permitted
link: cannot create link '/mnt/lustre/d31j.sanity/dir1' to '/mnt/lustre/d31j.sanity/dir1': File exists