== sanity test 101b: check stride-io mode read-ahead =========================================================================== 01:24:39 (1790659479)
striped dir -i1 -c2 -H crush2  /mnt/lustre/d101b.sanity
oleg158-server: error: set_param: param_path 'osd-*/lustre-OST*/read_cache_enable': No such file or directory
oleg158-server: error: set_param: setting 'osd-*/lustre-OST*/read_cache_enable'='0': No such file or directory
pdsh@oleg158-client: oleg158-server: ssh exited with exit code 2
oleg158-server: error: set_param: param_path 'osd-*/lustre-OST*/writethrough_cache_enable': No such file or directory
oleg158-server: error: set_param: setting 'osd-*/lustre-OST*/writethrough_cache_enable'='0': No such file or directory
pdsh@oleg158-client: oleg158-server: ssh exited with exit code 2

2.980842s, 2.81417MB/s
Read-ahead success for size 8192

3.042689s, 2.75697MB/s
Read-ahead success for size 16384

2.315976s, 3.62206MB/s
Read-ahead success for size 32768

1.370835s, 6.11934MB/s
Read-ahead success for size 65536

1.358745s, 6.17379MB/s
Read-ahead success for size 131072

1.454148s, 5.76874MB/s
Read-ahead success for size 262144

1.337315s, 6.27272MB/s
Read-ahead success for size 524288

1.504717s, 5.57487MB/s
Read-ahead success for size 1048576
oleg158-server: error: set_param: param_path 'osd-*/lustre-OST*/read_cache_enable': No such file or directory
oleg158-server: error: set_param: setting 'osd-*/lustre-OST*/read_cache_enable'='1': No such file or directory
pdsh@oleg158-client: oleg158-server: ssh exited with exit code 2
oleg158-server: error: set_param: param_path 'osd-*/lustre-OST*/writethrough_cache_enable': No such file or directory
oleg158-server: error: set_param: setting 'osd-*/lustre-OST*/writethrough_cache_enable'='1': No such file or directory
pdsh@oleg158-client: oleg158-server: ssh exited with exit code 2