== sanity test 56c: check 'lfs df' showing device status ========================================================== 03:29:44 (1787383784)
UUID                   1K-blocks        Used   Available Use%  Mounted on
lustre-MDT0000_UUID      1414116       15336     1255968   2%  /mnt/lustre[MDT:0] 
lustre-MDT0001_UUID      1414116        8740     1262564   1%  /mnt/lustre[MDT:1] 
lustre-OST0000_UUID      3833116       24028     3582992   1%  /mnt/lustre[OST:0] DNf
lustre-OST0001_UUID      3833116       19460     3587560   1%  /mnt/lustre[OST:1] 

filesystem_summary:      7666232       43488     7170552   1%  /mnt/lustre 

llite.lustre-ffff941408e27800.statfs_state=
lmv.lustre-clilmv-ffff941408e27800.statfs_state=
lov.lustre-clilov-ffff941408e27800.statfs_state=
mdc.lustre-MDT0000-mdc-ffff941408e27800.statfs_state=
mdc.lustre-MDT0001-mdc-ffff941408e27800.statfs_state=
osc.lustre-OST0000-osc-ffff941408e27800.statfs_state=DNf
osc.lustre-OST0001-osc-ffff941408e27800.statfs_state=