== sanity test 101b: check stride-io mode read-ahead =========================================================================== 17:16:32 (1787606192)
striped dir -i1 -c2 -H crush  /mnt/lustre/d101b.sanity
oleg643-server: error: set_param: param_path 'osd-*/lustre-OST*/read_cache_enable': No such file or directory
oleg643-server: error: set_param: setting 'osd-*/lustre-OST*/read_cache_enable'='0': No such file or directory
pdsh@oleg643-client: oleg643-server: ssh exited with exit code 2
oleg643-server: error: set_param: param_path 'osd-*/lustre-OST*/writethrough_cache_enable': No such file or directory
oleg643-server: error: set_param: setting 'osd-*/lustre-OST*/writethrough_cache_enable'='0': No such file or directory
pdsh@oleg643-client: oleg643-server: ssh exited with exit code 2

2.059168s, 4.07379MB/s
Read-ahead success for size 8192

2.120019s, 3.95686MB/s
Read-ahead success for size 16384

2.380926s, 3.52325MB/s
Read-ahead success for size 32768

1.295363s, 6.47587MB/s
Read-ahead success for size 65536

1.726414s, 4.85898MB/s
Read-ahead success for size 131072

1.159826s, 7.23264MB/s
Read-ahead success for size 262144

1.529664s, 5.48395MB/s
Read-ahead success for size 524288

1.535155s, 5.46434MB/s
Read-ahead success for size 1048576
oleg643-server: error: set_param: param_path 'osd-*/lustre-OST*/read_cache_enable': No such file or directory
oleg643-server: error: set_param: setting 'osd-*/lustre-OST*/read_cache_enable'='1': No such file or directory
pdsh@oleg643-client: oleg643-server: ssh exited with exit code 2
oleg643-server: error: set_param: param_path 'osd-*/lustre-OST*/writethrough_cache_enable': No such file or directory
oleg643-server: error: set_param: setting 'osd-*/lustre-OST*/writethrough_cache_enable'='1': No such file or directory
pdsh@oleg643-client: oleg643-server: ssh exited with exit code 2