== sanity test 101b: check stride-io mode read-ahead =========================================================================== 04:23:16 (1780993396)
striped dir -i1 -c2 -H crush  /mnt/lustre/d101b.sanity
oleg256-server: error: set_param: param_path 'osd-*/lustre-OST*/read_cache_enable': No such file or directory
oleg256-server: error: set_param: setting 'osd-*/lustre-OST*/read_cache_enable'='0': No such file or directory
pdsh@oleg256-client: oleg256-server: ssh exited with exit code 2
oleg256-server: error: set_param: param_path 'osd-*/lustre-OST*/writethrough_cache_enable': No such file or directory
oleg256-server: error: set_param: setting 'osd-*/lustre-OST*/writethrough_cache_enable'='0': No such file or directory
pdsh@oleg256-client: oleg256-server: ssh exited with exit code 2

3.094967s, 2.7104MB/s
Read-ahead success for size 8192

3.420101s, 2.45274MB/s
Read-ahead success for size 16384

2.030171s, 4.13197MB/s
Read-ahead success for size 32768

1.580035s, 5.30913MB/s
Read-ahead success for size 65536

1.566848s, 5.35381MB/s
Read-ahead success for size 131072

1.118231s, 7.50168MB/s
Read-ahead success for size 262144

1.405818s, 5.96707MB/s
Read-ahead success for size 524288

1.343699s, 6.24292MB/s
Read-ahead success for size 1048576
oleg256-server: error: set_param: param_path 'osd-*/lustre-OST*/read_cache_enable': No such file or directory
oleg256-server: error: set_param: setting 'osd-*/lustre-OST*/read_cache_enable'='1': No such file or directory
pdsh@oleg256-client: oleg256-server: ssh exited with exit code 2
oleg256-server: error: set_param: param_path 'osd-*/lustre-OST*/writethrough_cache_enable': No such file or directory
oleg256-server: error: set_param: setting 'osd-*/lustre-OST*/writethrough_cache_enable'='1': No such file or directory
pdsh@oleg256-client: oleg256-server: ssh exited with exit code 2