# Deprecated Options These are old, deprecated options which may no longer have any function or have been replaced. **They should not be used and may have no effect.** * **allow_other**: mergerfs v2.35.0 and above sets this FUSE option automatically if running as root. * **async_read**: Use `async_read=true`. * **atomic_o_trunc**: Does nothing. * **attr_timeout**: Use `cache.attr`. * **auto_cache**: Use `cache.files=auto-full`. * **direct_io**: Use `cache.files=off`. * **entry_timeout**: Use `cache.entry`. * **hard_remove**: Does nothing. * **kernel_cache**: Use `cache.files=full`. * **negative_entry**: Use `cache.negative_entry`. * **splice_move**: Does nothing. * **splice_read**: Does nothing. * **splice_write**: Does nothing. * **sync_read**: Use `async_read=false`. * **use_ino**: Use `inodecalc`.