== sanity test 101b: check stride-io mode read-ahead =========================================================================== 08:38:45 (1787661525)
striped dir -i1 -c2 -H crush2  /mnt/lustre/d101b.sanity
oleg128-server: error: set_param: param_path 'osd-*/lustre-OST*/read_cache_enable': No such file or directory
oleg128-server: error: set_param: setting 'osd-*/lustre-OST*/read_cache_enable'='0': No such file or directory
pdsh@oleg128-client: oleg128-server: ssh exited with exit code 2
oleg128-server: error: set_param: param_path 'osd-*/lustre-OST*/writethrough_cache_enable': No such file or directory
oleg128-server: error: set_param: setting 'osd-*/lustre-OST*/writethrough_cache_enable'='0': No such file or directory
pdsh@oleg128-client: oleg128-server: ssh exited with exit code 2

2.689017s, 3.11958MB/s
Read-ahead success for size 8192

2.557790s, 3.27963MB/s
Read-ahead success for size 16384

1.908676s, 4.39499MB/s
Read-ahead success for size 32768

1.588503s, 5.28083MB/s
Read-ahead success for size 65536

1.203192s, 6.97196MB/s
Read-ahead success for size 131072

0.934151s, 8.97993MB/s
Read-ahead success for size 262144

1.501350s, 5.58738MB/s
Read-ahead success for size 524288

1.382349s, 6.06837MB/s
Read-ahead success for size 1048576
oleg128-server: error: set_param: param_path 'osd-*/lustre-OST*/read_cache_enable': No such file or directory
oleg128-server: error: set_param: setting 'osd-*/lustre-OST*/read_cache_enable'='1': No such file or directory
pdsh@oleg128-client: oleg128-server: ssh exited with exit code 2
oleg128-server: error: set_param: param_path 'osd-*/lustre-OST*/writethrough_cache_enable': No such file or directory
oleg128-server: error: set_param: setting 'osd-*/lustre-OST*/writethrough_cache_enable'='1': No such file or directory
pdsh@oleg128-client: oleg128-server: ssh exited with exit code 2