== sanity test 56c: check 'lfs df' showing device status ========================================================== 18:34:34 (1782254074)
UUID                   1K-blocks        Used   Available Use%  Mounted on
lustre-MDT0000_UUID      1414116       15244     1256060   2%  /mnt/lustre[MDT:0] 
lustre-MDT0001_UUID      1414116        8528     1262776   1%  /mnt/lustre[MDT:1] 
lustre-OST0000_UUID      3833116       21868     3585124   1%  /mnt/lustre[OST:0] DNf
lustre-OST0001_UUID      3833116       21612     3585380   1%  /mnt/lustre[OST:1] 

filesystem_summary:      7666232       43480     7170504   1%  /mnt/lustre 

llite.lustre-ffff90530a77b800.statfs_state=
lmv.lustre-clilmv-ffff90530a77b800.statfs_state=
lov.lustre-clilov-ffff90530a77b800.statfs_state=
mdc.lustre-MDT0000-mdc-ffff90530a77b800.statfs_state=
mdc.lustre-MDT0001-mdc-ffff90530a77b800.statfs_state=
osc.lustre-OST0000-osc-ffff90530a77b800.statfs_state=DNf
osc.lustre-OST0001-osc-ffff90530a77b800.statfs_state=