== sanity test 101b: check stride-io mode read-ahead =========================================================================== 02:02:22 (1785391342)
oleg421-server: error: set_param: param_path 'osd-*/lustre-OST*/read_cache_enable': No such file or directory
oleg421-server: error: set_param: setting 'osd-*/lustre-OST*/read_cache_enable'='0': No such file or directory
pdsh@oleg421-client: oleg421-server: ssh exited with exit code 2
oleg421-server: error: set_param: param_path 'osd-*/lustre-OST*/writethrough_cache_enable': No such file or directory
oleg421-server: error: set_param: setting 'osd-*/lustre-OST*/writethrough_cache_enable'='0': No such file or directory
pdsh@oleg421-client: oleg421-server: ssh exited with exit code 2

4.851888s, 1.72894MB/s
Read-ahead success for size 8192

4.461067s, 1.8804MB/s
Read-ahead success for size 16384

3.707530s, 2.26259MB/s
Read-ahead success for size 32768

2.597332s, 3.2297MB/s
Read-ahead success for size 65536

2.317164s, 3.6202MB/s
Read-ahead success for size 131072

1.546760s, 5.42334MB/s
Read-ahead success for size 262144

1.653130s, 5.07438MB/s
Read-ahead success for size 524288

1.695082s, 4.94879MB/s
Read-ahead success for size 1048576
oleg421-server: error: set_param: param_path 'osd-*/lustre-OST*/read_cache_enable': No such file or directory
oleg421-server: error: set_param: setting 'osd-*/lustre-OST*/read_cache_enable'='1': No such file or directory
pdsh@oleg421-client: oleg421-server: ssh exited with exit code 2
oleg421-server: error: set_param: param_path 'osd-*/lustre-OST*/writethrough_cache_enable': No such file or directory
oleg421-server: error: set_param: setting 'osd-*/lustre-OST*/writethrough_cache_enable'='1': No such file or directory
pdsh@oleg421-client: oleg421-server: ssh exited with exit code 2