== sanity test 421c: rm by fid against hardlinked files == 23:02:25 (1786417345)
striped dir -i1 -c2 -H crush  /mnt/lustre/d421c.sanity
total: 3 open/close in 0.14 seconds: 20.85 ops/second
total: 180 link in 2.98 seconds: 60.50 ops/second