== sanity test 56c: check 'lfs df' showing device status ========================================================== 21:40:14 (1788572414)
UUID                   1K-blocks        Used   Available Use% Mounted on 
lustre-MDT0000_UUID      1414116       15524     1255780   2% /mnt/lustre[MDT:0] 
lustre-MDT0001_UUID      1414116        8448     1262856   1% /mnt/lustre[MDT:1] 
lustre-OST0000_UUID      3833116       28716     3578276   1% /mnt/lustre[OST:0] DNf
lustre-OST0001_UUID      3833116       14768     3592252   1% /mnt/lustre[OST:1] 

filesystem_summary:      7666232       43484     7170528   1% /mnt/lustre 

llite.lustre-ffff90abc8574800.statfs_state=
lmv.lustre-clilmv-ffff90abc8574800.statfs_state=
lov.lustre-clilov-ffff90abc8574800.statfs_state=
mdc.lustre-MDT0000-mdc-ffff90abc8574800.statfs_state=
mdc.lustre-MDT0001-mdc-ffff90abc8574800.statfs_state=
osc.lustre-OST0000-osc-ffff90abc8574800.statfs_state=DNf
osc.lustre-OST0001-osc-ffff90abc8574800.statfs_state=