== sanity test 101b: check stride-io mode read-ahead =========================================================================== 21:10:34 (1786669834)
oleg450-server: error: set_param: param_path 'osd-*/lustre-OST*/read_cache_enable': No such file or directory
oleg450-server: error: set_param: setting 'osd-*/lustre-OST*/read_cache_enable'='0': No such file or directory
pdsh@oleg450-client: oleg450-server: ssh exited with exit code 2
oleg450-server: error: set_param: param_path 'osd-*/lustre-OST*/writethrough_cache_enable': No such file or directory
oleg450-server: error: set_param: setting 'osd-*/lustre-OST*/writethrough_cache_enable'='0': No such file or directory
pdsh@oleg450-client: oleg450-server: ssh exited with exit code 2

3.719015s, 2.2556MB/s
Read-ahead success for size 8192

2.029139s, 4.13407MB/s
Read-ahead success for size 16384

2.209050s, 3.79738MB/s
Read-ahead success for size 32768

1.349211s, 6.21742MB/s
Read-ahead success for size 65536

1.218785s, 6.88276MB/s
Read-ahead success for size 131072

1.473983s, 5.69112MB/s
Read-ahead success for size 262144

1.523180s, 5.5073MB/s
Read-ahead success for size 524288

0.965209s, 8.69098MB/s
Read-ahead success for size 1048576
oleg450-server: error: set_param: param_path 'osd-*/lustre-OST*/read_cache_enable': No such file or directory
oleg450-server: error: set_param: setting 'osd-*/lustre-OST*/read_cache_enable'='1': No such file or directory
pdsh@oleg450-client: oleg450-server: ssh exited with exit code 2
oleg450-server: error: set_param: param_path 'osd-*/lustre-OST*/writethrough_cache_enable': No such file or directory
oleg450-server: error: set_param: setting 'osd-*/lustre-OST*/writethrough_cache_enable'='1': No such file or directory
pdsh@oleg450-client: oleg450-server: ssh exited with exit code 2