Re: [Patch] Make block and file size for WAL and relations defined at cluster creation

From: Robert Haas <robertmhaas(at)gmail(dot)com>
To: Michael Paquier <michael(dot)paquier(at)gmail(dot)com>
Cc: Remi Colinet <remi(dot)colinet(at)gmail(dot)com>, pgsql-hackers <pgsql-hackers(at)postgresql(dot)org>
Subject: Re: [Patch] Make block and file size for WAL and relations defined at cluster creation
Date: 2018-01-05 13:50:20
Message-ID: CA+Tgmoa9UYrBLuvxQ5zLw1wU6FirdC3UaacHp0pYsVF1ZQ0JbA@mail.gmail.com
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On Fri, Jan 5, 2018 at 7:54 AM, Michael Paquier
<michael(dot)paquier(at)gmail(dot)com> wrote:
> On Fri, Jan 5, 2018 at 9:42 PM, Robert Haas <robertmhaas(at)gmail(dot)com> wrote:
>> - run make check-world at all the supposedly-supported block sizes and
>> see if it passes.
>
> Last time I tried that with a 16kB-size block, which was some months
> back, make check complained about some plan inconsistencies. Perhaps
> that's something that could be improved to begin with. There is always
> some margin in this area.

Yeah, that's exactly the kind of thing that needs to be ironed out
before we can think about actually recommending that users run with
other block sizes.

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

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