== sanity test 56c: check 'lfs df' showing device status ========================================================== 14:15:16 (1787854516)
UUID                   1K-blocks        Used   Available Use%  Mounted on
lustre-MDT0000_UUID      1414116        8872     1262432   1%  /mnt/lustre[MDT:0] 
lustre-MDT0001_UUID      1414116       14460     1256844   2%  /mnt/lustre[MDT:1] 
lustre-OST0000_UUID      3833116       31856     3575164   1%  /mnt/lustre[OST:0] DNf
lustre-OST0001_UUID      3833116       11632     3595388   1%  /mnt/lustre[OST:1] 

filesystem_summary:      7666232       43488     7170552   1%  /mnt/lustre 

llite.lustre-ffff92f350b73000.statfs_state=
lmv.lustre-clilmv-ffff92f350b73000.statfs_state=
lov.lustre-clilov-ffff92f350b73000.statfs_state=
mdc.lustre-MDT0000-mdc-ffff92f350b73000.statfs_state=
mdc.lustre-MDT0001-mdc-ffff92f350b73000.statfs_state=
osc.lustre-OST0000-osc-ffff92f350b73000.statfs_state=DNf
osc.lustre-OST0001-osc-ffff92f350b73000.statfs_state=