== sanity test 101b: check stride-io mode read-ahead =========================================================================== 09:06:04 (1747400764)
striped dir -i1 -c2 -H all_char /mnt/lustre/d101b.sanity

0.105257s, 79.6964MB/s
Read-ahead success for size 8192

0.083951s, 99.9227MB/s
Read-ahead success for size 16384

0.087569s, 95.7943MB/s
Read-ahead success for size 32768

0.082331s, 101.889MB/s
Read-ahead success for size 65536

0.096064s, 87.3231MB/s
Read-ahead success for size 131072

0.089053s, 94.1979MB/s
Read-ahead success for size 262144

0.086447s, 97.0376MB/s
Read-ahead success for size 524288

0.084618s, 99.135MB/s
Read-ahead success for size 1048576