== sanity test 56c: check 'lfs df' showing device status ========================================================== 00:28:00 (1788496080)
UUID                   1K-blocks        Used   Available Use% Mounted on 
lustre-MDT0000_UUID      1414116       15460     1255844   2% /mnt/lustre[MDT:0] 
lustre-MDT0001_UUID      1414116        8672     1262632   1% /mnt/lustre[MDT:1] 
lustre-OST0000_UUID      3833116       26940     3580080   1% /mnt/lustre[OST:0] DNf
lustre-OST0001_UUID      3833116       16548     3590472   1% /mnt/lustre[OST:1] 

filesystem_summary:      7666232       43488     7170552   1% /mnt/lustre 

llite.lustre-ffff9935ed0f6800.statfs_state=
lmv.lustre-clilmv-ffff9935ed0f6800.statfs_state=
lov.lustre-clilov-ffff9935ed0f6800.statfs_state=
mdc.lustre-MDT0000-mdc-ffff9935ed0f6800.statfs_state=
mdc.lustre-MDT0001-mdc-ffff9935ed0f6800.statfs_state=
osc.lustre-OST0000-osc-ffff9935ed0f6800.statfs_state=DNf
osc.lustre-OST0001-osc-ffff9935ed0f6800.statfs_state=
Waiting 90s for ''