== sanity test 101b: check stride-io mode read-ahead =========================================================================== 07:47:49 (1788868069)
striped dir -i1 -c2 -H fnv_1a_64  /mnt/lustre/d101b.sanity

1.556937s, 5.38789MB/s
Read-ahead success for size 8192

1.380156s, 6.07801MB/s
Read-ahead success for size 16384

1.390307s, 6.03364MB/s
Read-ahead success for size 32768

1.366337s, 6.13949MB/s
Read-ahead success for size 65536

1.644032s, 5.10246MB/s
Read-ahead success for size 131072

1.420346s, 5.90603MB/s
Read-ahead success for size 262144

1.186513s, 7.06997MB/s
Read-ahead success for size 524288

1.214747s, 6.90564MB/s
Read-ahead success for size 1048576