On Fri, Mar 21, 2014 at 1:07 PM, Stefan Keller wrote:
> Hi Tom
>
> You wrote:
> > Path alternatives are rejected
> > whenever possible before moving up to the next join level, so that what
> > we have rejected is actually just a plan fragment in most cases.
>
> Thanks for the quick answer. This s
> You will want a select only workload in which all data fits in
> shared_buffers, and that doesn't do a round trip to some external driver
> program for each row selected.
>
> I proposed a patch for pgbench to add a new transaction of this nature last
> year under the subject "pgbench--new transac
Hi all,
We are working on a patch which targets the overhead of spinlock in buffer
cache.In this regard, we need to exercise buffer spinlock contention on a 16
core machine.
Could anyone please suggest some good methods for exercising the same?
Regards,
Atri
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