== sanity test 56c: check 'lfs df' showing device status ========================================================== 21:56:14 (1786758974)
UUID                   1K-blocks        Used   Available Use%  Mounted on
lustre-MDT0000_UUID      1414116       15476     1255828   2%  /mnt/lustre[MDT:0] 
lustre-MDT0001_UUID      1414116        8596     1262708   1%  /mnt/lustre[MDT:1] 
lustre-OST0000_UUID      3833116       28132     3578860   1%  /mnt/lustre[OST:0] DNf
lustre-OST0001_UUID      3833116       15348     3591672   1%  /mnt/lustre[OST:1] 

filesystem_summary:      7666232       43480     7170532   1%  /mnt/lustre 

llite.lustre-ffff9b7c093b6800.statfs_state=
lmv.lustre-clilmv-ffff9b7c093b6800.statfs_state=
lov.lustre-clilov-ffff9b7c093b6800.statfs_state=
mdc.lustre-MDT0000-mdc-ffff9b7c093b6800.statfs_state=
mdc.lustre-MDT0001-mdc-ffff9b7c093b6800.statfs_state=
osc.lustre-OST0000-osc-ffff9b7c093b6800.statfs_state=DNf
osc.lustre-OST0001-osc-ffff9b7c093b6800.statfs_state=