Jon Schewe wrote: > OK, so if I want the 15 minute speed, I need to give up safety (OK in > this case as this is just research testing), or see if I can tune > postgres better. Depending on your app, one more possibility would be to see if you can re-factor the application so it can do multiple writes in parallel rather than waiting for each one to complete. If I understand right, then many transactions could potentially be handled by a single fsync. -- Sent via pgsql-performance mailing list (pgsql-performance@xxxxxxxxxxxxxx) To make changes to your subscription: http://www.postgresql.org/mailpref/pgsql-performance