On Thu, Dec 5, 2013 at 1:03 PM, Metin Doslu <metin@citusdata.com> wrote:
>> From what I've seen so far the bigger problem than contention in the
>> lwlocks itself, is the spinlock protecting the lwlocks...
>
> Postgres 9.3.1 also reports spindelay, it seems that there is no contention
> on spinlocks.
Did you check hugepages?