John R Pierce <pie...@hogranch.com> writes: > failure modes can > include things like failing fans (which will be detected, resulting in a > server shutdown if too many fail), power supply failure (redundant PSUs, but > I've seen the power combining circuitry fail). Any of these sorts of > failures will result in a failover without corrupting the data. > > and of course, intentional planned failovers to do OS maintenance... you > patch the standby system, fail over to it and verify its good, then patch > the other system.
Ah, I see the use case much better now, thank you. And I begin too see how expensive reaching such a goal is, too. Going from "I can lose this many transactions" to "No data lost, ever" is at that price, though. Regards, -- dim -- Sent via pgsql-general mailing list (pgsql-general@postgresql.org) To make changes to your subscription: http://www.postgresql.org/mailpref/pgsql-general
