bcachefs

Posted Feb 27, 2025 10:30 UTC (Thu) by koverstreet (✭ supporter ✭, #4296)
In reply to: bcachefs by intelfx
Parent article: Filesystem support for block sizes larger than the page size

That fsync already isnn't needed on bcachefs (nor ext4, and maybe xfs as well) since we do an implicit fsync on an overwrite rename, where we flush the data but not the journal.

That is, you get ordering, not persistence, which is exactly what applications want in this situation.