== sanity test 101b: check stride-io mode read-ahead =========================================================================== 18:33:22 (1786401202)
striped dir -i1 -c2 -H fnv_1a_64  /mnt/lustre/d101b.sanity

1.450224s, 5.78435MB/s
Read-ahead success for size 8192

1.526175s, 5.49649MB/s
Read-ahead success for size 16384

1.583837s, 5.29638MB/s
Read-ahead success for size 32768

1.356069s, 6.18597MB/s
Read-ahead success for size 65536

1.513600s, 5.54216MB/s
Read-ahead success for size 131072

0.880936s, 9.52238MB/s
Read-ahead success for size 262144

1.033165s, 8.11933MB/s
Read-ahead success for size 524288

1.263247s, 6.64051MB/s
Read-ahead success for size 1048576