Robert Haas <robertmh...@gmail.com> writes: > On Mon, Dec 6, 2010 at 9:04 PM, Josh Berkus <j...@agliodbs.com> wrote: >> Actually, on OSX 10.5.8, o_dsync and fdatasync aren't even available. >> From my run, it looks like even so regular fsync might be better than >> open_sync.
> But I think you need to use fsync_writethrough if you actually want > durability. Yeah. Unless your laptop contains an SSD, those numbers are garbage on their face. So that's another problem with test_fsync: it omits fsync_writethrough. regards, tom lane -- Sent via pgsql-hackers mailing list (pgsql-hackers@postgresql.org) To make changes to your subscription: http://www.postgresql.org/mailpref/pgsql-hackers