== sanity test 101b: check stride-io mode read-ahead =========================================================================== 17:26:20 (1747257980)
striped dir -i1 -c2 -H fnv_1a_64 /mnt/lustre/d101b.sanity

0.064535s, 129.985MB/s
Read-ahead success for size 8192

0.060962s, 137.604MB/s
Read-ahead success for size 16384

0.061450s, 136.511MB/s
Read-ahead success for size 32768

0.055769s, 150.417MB/s
Read-ahead success for size 65536

0.061901s, 135.517MB/s
Read-ahead success for size 131072

0.062394s, 134.446MB/s
Read-ahead success for size 262144

0.070426s, 119.112MB/s
Read-ahead success for size 524288

0.065424s, 128.219MB/s
Read-ahead success for size 1048576