Re: Move PinBuffer and UnpinBuffer to atomics - Mailing list pgsql-hackers

From Andres Freund
Subject Re: Move PinBuffer and UnpinBuffer to atomics
Date
Msg-id 2C486F8E-0D5C-4547-86D1-FC9A1DA9A4ED@anarazel.de
Whole thread Raw
In response to Re: Move PinBuffer and UnpinBuffer to atomics  (Andres Freund <andres@anarazel.de>)
Responses Re: Move PinBuffer and UnpinBuffer to atomics  (Alexander Korotkov <a.korotkov@postgrespro.ru>)
List pgsql-hackers

On April 9, 2016 12:43:03 PM PDT, Andres Freund <andres@anarazel.de> wrote:
>On 2016-04-09 22:38:31 +0300, Alexander Korotkov wrote:
>> There are results with 5364b357 reverted.
>
>Crazy that this has such a negative impact. Amit, can you reproduce
>that? Alexander, I guess for r/w workload 5364b357 is a benefit on that
>machine as well?

How sure are you about these measurements? Because there really shouldn't be clog lookups one a steady state is
reached...

Andres
-- 
Sent from my Android device with K-9 Mail. Please excuse my brevity.



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