Francisco Reyes <lists@xxxxxxxxxxxxxxxx> writes: > The issue I am trying to figure is which limit.. the OS limit is set to > 1.6GB. I am now trying to increase my shared_buffers. So far have them at > 450MB and it is still failing. For this problem, increasing shared_buffers is either useless or downright counterproductive. It cannot increase the amount of temporary workspace a particular backend can grab, and it might decrease it. regards, tom lane