rw
block_validity
delalloc
journal_checksum
barrier
user_xattr
prjquota
rootprjquota
resuid=0
resgid=0
errors=continue
commit=5
min_batch_time=0
max_batch_time=15000
stripe=0
data=ordered
inode_readahead_blks=32
init_itable=2
max_dir_size_kb=0