== sanity test 101b: check stride-io mode read-ahead =========================================================================== 09:19:58 (1761311998)
striped dir -i1 -c2 -H fnv_1a_64 /mnt/lustre/d101b.sanity

0.276832s, 30.3022MB/s
Read-ahead success for size 8192

0.215665s, 38.8965MB/s
Read-ahead success for size 16384

0.261100s, 32.128MB/s
Read-ahead success for size 32768

0.246426s, 34.0411MB/s
Read-ahead success for size 65536

0.257203s, 32.6147MB/s
Read-ahead success for size 131072

0.310245s, 27.0387MB/s
Read-ahead success for size 262144

0.223852s, 37.4739MB/s
Read-ahead success for size 524288

0.347460s, 24.1427MB/s
Read-ahead success for size 1048576