== sanity test 56c: check 'lfs df' showing device status ========================================================== 11:03:00 (1788534180)
UUID                   1K-blocks        Used   Available Use% Mounted on 
lustre-MDT0000_UUID      1414116       15344     1255960   2% /mnt/lustre[MDT:0] 
lustre-MDT0001_UUID      1414116        8676     1262628   1% /mnt/lustre[MDT:1] 
lustre-OST0000_UUID      3833116       25732     3581288   1% /mnt/lustre[OST:0] DNf
lustre-OST0001_UUID      3833116       17756     3589264   1% /mnt/lustre[OST:1] 

filesystem_summary:      7666232       43488     7170552   1% /mnt/lustre 

llite.lustre-ffff954c061e0800.statfs_state=
lmv.lustre-clilmv-ffff954c061e0800.statfs_state=
lov.lustre-clilov-ffff954c061e0800.statfs_state=
mdc.lustre-MDT0000-mdc-ffff954c061e0800.statfs_state=
mdc.lustre-MDT0001-mdc-ffff954c061e0800.statfs_state=
osc.lustre-OST0000-osc-ffff954c061e0800.statfs_state=DNf
osc.lustre-OST0001-osc-ffff954c061e0800.statfs_state=