"rkmr.em@gmail.com" <rkmr.em@gmail.com> writes: > LOG: setsockopt(TCP_NODELAY) failed: Option not supported by protocol I think you would need to have a word with Sun about that. If a platform exposes the option then it ought to support it. For that matter, no remotely-modern Unix platform should fail to support that particular option. regards, tom lane PS: I doubt you told us the whole truth about what you were doing, because that code path wouldn't be entered for a Unix-socket connection. Nonetheless, setsockopt(TCP_NODELAY) has no business failing. ---------------------------(end of broadcast)--------------------------- TIP 6: explain analyze is your friend