On Sun, Apr 10, 2016 at 1:13 AM, Andres Freund <and...@anarazel.de> wrote:

> On 2016-04-09 22:38:31 +0300, Alexander Korotkov wrote:
> > There are results with 5364b357 reverted.
What exactly is this test?
I think assuming it is a read-only -M prepared pgbench run where data fits
in shared buffers.  However if you can share exact details, then I can try
the similar test.

> Crazy that this has such a negative impact. Amit, can you reproduce
> that?

I will try it.

> Alexander, I guess for r/w workload 5364b357 is a benefit on that
> machine as well?

I also think so. Alexander, if try read-write workload with unlogged
tables, then we should see an improvement.

With Regards,
Amit Kapila.
EnterpriseDB: http://www.enterprisedb.com

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