Benjamin Wang <benjamin.ahrtr@xxxxxxxxx> writes: > I am not sure whether PostgreSQL depends on system call `fsyncdata` to > sync data to disk. If yes, then I don't think it's safe to use NFS. Well, that's a whole other discussion. The point about mount directories applies to any sort of dismountable storage. (But I too would not use Postgres-over-NFS for any critical data. Too many moving parts. It's tough enough to ensure crash safety with local storage.) regards, tom lane
