== sanity-flr test 71: check mirror extend parent fid ==== 15:57:45 (1784404665)
striped dir -i1 -c2 -H fnv_1a_64  /mnt/lustre/d71.sanity-flr
 ** lfs fid2path /mnt/lustre 0x240000404:0x26d:0x0
/mnt/lustre/d71.sanity-flr/f71.sanity-flr