== sanity test 101b: check stride-io mode read-ahead =========================================================================== 16:27:28 (1768253248)
striped dir -i1 -c2 -H fnv_1a_64 /mnt/lustre/d101b.sanity
oleg316-server: error: set_param: param_path 'osd-*/lustre-OST*/read_cache_enable': No such file or directory
oleg316-server: error: set_param: setting 'osd-*/lustre-OST*/read_cache_enable'='0': No such file or directory
pdsh@oleg316-client: oleg316-server: ssh exited with exit code 2
oleg316-server: error: set_param: param_path 'osd-*/lustre-OST*/writethrough_cache_enable': No such file or directory
oleg316-server: error: set_param: setting 'osd-*/lustre-OST*/writethrough_cache_enable'='0': No such file or directory
pdsh@oleg316-client: oleg316-server: ssh exited with exit code 2

1.833210s, 4.57591MB/s
Read-ahead success for size 8192

2.089369s, 4.0149MB/s
Read-ahead success for size 16384

1.625465s, 5.16074MB/s
Read-ahead success for size 32768

1.237700s, 6.77758MB/s
Read-ahead success for size 65536

1.087671s, 7.71245MB/s
Read-ahead success for size 131072

0.903038s, 9.28932MB/s
Read-ahead success for size 262144

1.310687s, 6.40016MB/s
Read-ahead success for size 524288

1.200292s, 6.98881MB/s
Read-ahead success for size 1048576
oleg316-server: error: set_param: param_path 'osd-*/lustre-OST*/read_cache_enable': No such file or directory
oleg316-server: error: set_param: setting 'osd-*/lustre-OST*/read_cache_enable'='1': No such file or directory
pdsh@oleg316-client: oleg316-server: ssh exited with exit code 2
oleg316-server: error: set_param: param_path 'osd-*/lustre-OST*/writethrough_cache_enable': No such file or directory
oleg316-server: error: set_param: setting 'osd-*/lustre-OST*/writethrough_cache_enable'='1': No such file or directory
pdsh@oleg316-client: oleg316-server: ssh exited with exit code 2