== sanity test 101b: check stride-io mode read-ahead =========================================================================== 11:47:13 (1788882433)
striped dir -i1 -c2 -H fnv_1a_64  /mnt/lustre/d101b.sanity

0.556615s, 15.0708MB/s
Read-ahead success for size 8192

0.561893s, 14.9292MB/s
Read-ahead success for size 16384

0.599813s, 13.9854MB/s
Read-ahead success for size 32768

0.632398s, 13.2648MB/s
Read-ahead success for size 65536

0.612574s, 13.694MB/s
Read-ahead success for size 131072

0.502797s, 16.6839MB/s
Read-ahead success for size 262144

0.459674s, 18.249MB/s
Read-ahead success for size 524288

0.456518s, 18.3752MB/s
Read-ahead success for size 1048576