== sanity test 101b: check stride-io mode read-ahead =========================================================================== 12:41:42 (1788972102)
striped dir -i1 -c2 -H fnv_1a_64  /mnt/lustre/d101b.sanity

1.237368s, 6.7794MB/s
Read-ahead success for size 8192

1.267786s, 6.61674MB/s
Read-ahead success for size 16384

1.671046s, 5.01997MB/s
Read-ahead success for size 32768

1.397650s, 6.00194MB/s
Read-ahead success for size 65536

1.362928s, 6.15484MB/s
Read-ahead success for size 131072

1.048916s, 7.99741MB/s
Read-ahead success for size 262144

0.990587s, 8.46832MB/s
Read-ahead success for size 524288

0.952046s, 8.81114MB/s
Read-ahead success for size 1048576