== sanity test 101b: check stride-io mode read-ahead =========================================================================== 02:43:25 (1788590605)
striped dir -i1 -c2 -H crush  /mnt/lustre/d101b.sanity
oleg250-server: error: set_param: param_path 'osd-*/lustre-OST*/read_cache_enable': No such file or directory
oleg250-server: error: set_param: setting 'osd-*/lustre-OST*/read_cache_enable'='0': No such file or directory
pdsh@oleg250-client: oleg250-server: ssh exited with exit code 2
oleg250-server: error: set_param: param_path 'osd-*/lustre-OST*/writethrough_cache_enable': No such file or directory
oleg250-server: error: set_param: setting 'osd-*/lustre-OST*/writethrough_cache_enable'='0': No such file or directory
pdsh@oleg250-client: oleg250-server: ssh exited with exit code 2

2.178563s, 3.85052MB/s
Read-ahead success for size 8192

1.977352s, 4.24234MB/s
Read-ahead success for size 16384

1.672892s, 5.01443MB/s
Read-ahead success for size 32768

1.306657s, 6.4199MB/s
Read-ahead success for size 65536

0.935486s, 8.96711MB/s
Read-ahead success for size 131072

1.068931s, 7.84766MB/s
Read-ahead success for size 262144

1.237892s, 6.77653MB/s
Read-ahead success for size 524288

1.141358s, 7.34967MB/s
Read-ahead success for size 1048576
oleg250-server: error: set_param: param_path 'osd-*/lustre-OST*/read_cache_enable': No such file or directory
oleg250-server: error: set_param: setting 'osd-*/lustre-OST*/read_cache_enable'='1': No such file or directory
pdsh@oleg250-client: oleg250-server: ssh exited with exit code 2
oleg250-server: error: set_param: param_path 'osd-*/lustre-OST*/writethrough_cache_enable': No such file or directory
oleg250-server: error: set_param: setting 'osd-*/lustre-OST*/writethrough_cache_enable'='1': No such file or directory
pdsh@oleg250-client: oleg250-server: ssh exited with exit code 2