QA output created by 071
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

Writing 512 bytes, offset is +0 (direct=false)
wrote 512/512 bytes at offset <OFFSET>
Reading 512 bytes (direct=false)
read 512/512 bytes at offset <OFFSET>

Writing 512 bytes, offset is minus 1 byte (direct=false)
wrote 512/512 bytes at offset <OFFSET>
Reading 512 bytes (direct=false)
read 512/512 bytes at offset <OFFSET>

Writing 512 bytes, offset is minus 1FSB (direct=false)
wrote 512/512 bytes at offset <OFFSET>
Reading 512 bytes (direct=false)
read 512/512 bytes at offset <OFFSET>

Writing 1 bytes, offset is minus 1FSB (direct=false)
wrote 512/512 bytes at offset <OFFSET>
Reading 1 bytes (direct=false)
read 1/1 bytes at offset <OFFSET>

Writing 1FSB bytes, offset is +0 (direct=true)
wrote 512/512 bytes at offset <OFFSET>
Reading 1FSB bytes (direct=true)
read 512/1FSB bytes at offset <OFFSET>

Writing 1FSB bytes, offset is minus 1FSB (direct=true)
wrote 512/512 bytes at offset <OFFSET>
Reading 1FSB bytes (direct=true)
read 513/1FSB bytes at offset <OFFSET>

=== Iterating, 2 remains


Writing 512 bytes, offset is +0 (direct=false)
pwrite64: File too large
Reading 512 bytes (direct=false)
read 0/512 bytes at offset <OFFSET>

Writing 512 bytes, offset is minus 1 byte (direct=false)
pwrite64: File too large
Reading 512 bytes (direct=false)
read 0/512 bytes at offset <OFFSET>

Writing 512 bytes, offset is minus 1FSB (direct=false)
wrote 512/512 bytes at offset <OFFSET>
Reading 512 bytes (direct=false)
read 512/512 bytes at offset <OFFSET>

Writing 1 bytes, offset is minus 1FSB (direct=false)
wrote 512/512 bytes at offset <OFFSET>
Reading 1 bytes (direct=false)
read 1/1 bytes at offset <OFFSET>

Writing 1FSB bytes, offset is +0 (direct=true)
pwrite64: File too large
Reading 1FSB bytes (direct=true)
read 0/1FSB bytes at offset <OFFSET>

Writing 1FSB bytes, offset is minus 1FSB (direct=true)
pwrite64: File too large
Reading 1FSB bytes (direct=true)
read 0/1FSB bytes at offset <OFFSET>

=== Iterating, 1 remains


Writing 512 bytes, offset is +0 (direct=false)
pwrite64: File too large
Reading 512 bytes (direct=false)
read 0/512 bytes at offset <OFFSET>

Writing 512 bytes, offset is minus 1 byte (direct=false)
pwrite64: File too large
Reading 512 bytes (direct=false)
read 0/512 bytes at offset <OFFSET>

Writing 512 bytes, offset is minus 1FSB (direct=false)
pwrite64: File too large
Reading 512 bytes (direct=false)
read 0/512 bytes at offset <OFFSET>

Writing 1 bytes, offset is minus 1FSB (direct=false)
pwrite64: File too large
Reading 1 bytes (direct=false)
read 0/1 bytes at offset <OFFSET>

Writing 1FSB bytes, offset is +0 (direct=true)
pwrite64: File too large
Reading 1FSB bytes (direct=true)
read 0/1FSB bytes at offset <OFFSET>

Writing 1FSB bytes, offset is minus 1FSB (direct=true)
pwrite64: File too large
Reading 1FSB bytes (direct=true)
read 0/1FSB bytes at offset <OFFSET>

=== Iterating, 0 remains