== sanity test 101b: check stride-io mode read-ahead =========================================================================== 10:59:54 (1755097194)
striped dir -i1 -c2 -H all_char /mnt/lustre/d101b.sanity

0.553576s, 15.1535MB/s
Read-ahead success for size 8192

0.532810s, 15.7441MB/s
Read-ahead success for size 16384

0.519799s, 16.1382MB/s
Read-ahead success for size 32768

0.542118s, 15.4738MB/s
Read-ahead success for size 65536

0.457799s, 18.3238MB/s
Read-ahead success for size 131072

0.444984s, 18.8515MB/s
Read-ahead success for size 262144

0.397469s, 21.1051MB/s
Read-ahead success for size 524288

0.378338s, 22.1723MB/s
Read-ahead success for size 1048576