== sanity test 101b: check stride-io mode read-ahead =========================================================================== 14:10:34 (1772305834)
striped dir -i1 -c2 -H fnv_1a_64 /mnt/lustre/d101b.sanity

0.074647s, 112.377MB/s
Read-ahead success for size 8192

0.064363s, 130.333MB/s
Read-ahead success for size 16384

0.061318s, 136.805MB/s
Read-ahead success for size 32768

0.063200s, 132.731MB/s
Read-ahead success for size 65536

0.063281s, 132.561MB/s
Read-ahead success for size 131072

0.062579s, 134.048MB/s
Read-ahead success for size 262144

0.064137s, 130.792MB/s
Read-ahead success for size 524288

0.062783s, 133.613MB/s
Read-ahead success for size 1048576