On 19/12/2011 11:04 PM, Rafael Martinez wrote:
> Any ideas about why this dramatic change in memory usage when the only
> thing apparently changed from our side is the postgres version?
>
It'd be interesting to know how much of your workload operates with
SERIALIZABLE transactions, as the behavior of those has changed
significantly in 9.1 and they _are_ more expensive in RAM terms now.
--
Craig Ringer