== sanity test 101b: check stride-io mode read-ahead =========================================================================== 10:58:34 (1747407514)
striped dir -i1 -c2 -H fnv_1a_64 /mnt/lustre/d101b.sanity

0.078503s, 106.857MB/s
Read-ahead success for size 8192

0.100681s, 83.3187MB/s
Read-ahead success for size 16384

0.100118s, 83.7872MB/s
Read-ahead success for size 32768

0.097998s, 85.5998MB/s
Read-ahead success for size 65536

0.103516s, 81.0368MB/s
Read-ahead success for size 131072

0.098375s, 85.2717MB/s
Read-ahead success for size 262144

0.102317s, 81.9865MB/s
Read-ahead success for size 524288

0.103617s, 80.9578MB/s
Read-ahead success for size 1048576