== sanity test 101b: check stride-io mode read-ahead =========================================================================== 10:09:03 (1753366143)
striped dir -i1 -c2 -H fnv_1a_64 /mnt/lustre/d101b.sanity

0.765577s, 10.9572MB/s
Read-ahead success for size 8192

0.757184s, 11.0787MB/s
Read-ahead success for size 16384

0.805069s, 10.4197MB/s
Read-ahead success for size 32768

0.713254s, 11.761MB/s
Read-ahead success for size 65536

0.682373s, 12.2933MB/s
Read-ahead success for size 131072

0.580983s, 14.4386MB/s
Read-ahead success for size 262144

0.545535s, 15.3768MB/s
Read-ahead success for size 524288

0.514491s, 16.3047MB/s
Read-ahead success for size 1048576