== sanity test 101b: check stride-io mode read-ahead =========================================================================== 02:31:39 (1713508299)
striped dir -i1 -c2 -H fnv_1a_64 /mnt/lustre/d101b.sanity

0.093831s, 89.4012MB/s
Read-ahead success for size 8192

0.092151s, 91.0311MB/s
Read-ahead success for size 16384

0.090810s, 92.3754MB/s
Read-ahead success for size 32768

0.090264s, 92.9341MB/s
Read-ahead success for size 65536

0.055312s, 151.66MB/s
Read-ahead success for size 131072

0.063100s, 132.941MB/s
Read-ahead success for size 262144

0.086624s, 96.8393MB/s
Read-ahead success for size 524288

0.087401s, 95.9784MB/s
Read-ahead success for size 1048576