On 2012-05-01 22:06, Robert Haas wrote:
> It might also be interesting to provide a mechanism to pre-extend a
> relation to a certain number of blocks, though if we did that we'd
> have to make sure that autovac got the memo not to truncate those
> pages away again.
Good point. And just to check before skipping over it, do we know that
autovacuum not leaving enough slack space is not a significant cause of
the bottlenecks in the first place?
Jeroen