Re: Marginal performance improvement for fast-path locking - Mailing list pgsql-hackers

From Robert Haas
Subject Re: Marginal performance improvement for fast-path locking
Date
Msg-id CA+TgmoaC03yc+0jxaQ2DWSa7-agG7BKwvxwAkspN=jufHD8C8w@mail.gmail.com
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In response to Re: Marginal performance improvement for fast-path locking  (Tom Lane <tgl@sss.pgh.pa.us>)
List pgsql-hackers
On Thu, Nov 28, 2013 at 3:09 PM, Tom Lane <tgl@sss.pgh.pa.us> wrote:
> Robert Haas <robertmhaas@gmail.com> writes:
>> But I don't think it'll hurt anything.  If you can prove that it
>> actually helps something, I'll buy you a glass of wine.  :-)
>
> FWIW, I did try benchmarking this using "pgbench -S -c 10 -M prepared".
> If there's any difference, it's below the noise floor.  (I see about
> 0.2% or so run-to-run variation even without changing anything.)

No wine for you.

-- 
Robert Haas
EnterpriseDB: http://www.enterprisedb.com
The Enterprise PostgreSQL Company



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