"Jim C. Nasby" <decibel@decibel.org> writes:
> On Mon, Jul 02, 2007 at 11:19:12PM -0400, Tom Lane wrote:
>> Is there a reason to say anything beyond "use autovac"?
> There is; I know that things like web session tables aren't handled very
> well by autovacuum if there are any moderately large tables (anything
> that will take more than a few minutes to vacuum). Eventually we should
> be able to accommodate that case with multiple workers, but we'll need a
> mechanism to ensure that at least one worker doesn't get tied up in
> large vacuums.
And which part of that do you think isn't resolved in 8.3?
regards, tom lane
