== sanity test 56c: check 'lfs df' showing device status ========================================================== 00:15:43 (1787717743)
UUID                   1K-blocks        Used   Available Use% Mounted on 
lustre-MDT0000_UUID      1414116       15468     1255836   2% /mnt/lustre[MDT:0] 
lustre-MDT0001_UUID      1414116        8416     1262888   1% /mnt/lustre[MDT:1] 
lustre-OST0000_UUID      3833116       28980     3578040   1% /mnt/lustre[OST:0] DNf
lustre-OST0001_UUID      3833116       14508     3592512   1% /mnt/lustre[OST:1] 

filesystem_summary:      7666232       43488     7170552   1% /mnt/lustre 

llite.lustre-ffff8be502c25800.statfs_state=
lmv.lustre-clilmv-ffff8be502c25800.statfs_state=
lov.lustre-clilov-ffff8be502c25800.statfs_state=
mdc.lustre-MDT0000-mdc-ffff8be502c25800.statfs_state=
mdc.lustre-MDT0001-mdc-ffff8be502c25800.statfs_state=
osc.lustre-OST0000-osc-ffff8be502c25800.statfs_state=DNf
osc.lustre-OST0001-osc-ffff8be502c25800.statfs_state=