| QA output created by 250 | |
| *** create loop mount point | |
| *** mkfs loop file (size=50g) | |
| meta-data=DDEV isize=XXX agcount=N, agsize=XXX blks | |
| data = bsize=XXX blocks=XXX, imaxpct=PCT | |
| = sunit=XXX swidth=XXX, unwritten=X | |
| naming =VERN bsize=XXX | |
| log =LDEV bsize=XXX blocks=XXX | |
| realtime =RDEV extsz=XXX blocks=XXX, rtextents=XXX | |
| *** mount loop filesystem | |
| *** preallocate large file | |
| *** unmount loop filesystem | |
| *** check loop filesystem | |
| *** done |