== sanity test 101b: check stride-io mode read-ahead =========================================================================== 17:30:11 (1715203811)
striped dir -i1 -c2 -H fnv_1a_64 /mnt/lustre/d101b.sanity

0.060954s, 137.622MB/s
Read-ahead success for size 8192

0.055866s, 150.156MB/s
Read-ahead success for size 16384

0.062476s, 134.269MB/s
Read-ahead success for size 32768

0.063010s, 133.131MB/s
Read-ahead success for size 65536

0.057121s, 146.857MB/s
Read-ahead success for size 131072

0.067424s, 124.416MB/s
Read-ahead success for size 262144

0.059145s, 141.831MB/s
Read-ahead success for size 524288

0.062880s, 133.407MB/s
Read-ahead success for size 1048576