Re: increasing the default WAL segment size

From: Robert Haas <robertmhaas(at)gmail(dot)com>
To: Peter Eisentraut <peter(dot)eisentraut(at)2ndquadrant(dot)com>
Cc: "pgsql-hackers(at)postgresql(dot)org" <pgsql-hackers(at)postgresql(dot)org>
Subject: Re: increasing the default WAL segment size
Date: 2016-09-20 20:05:44
Message-ID: CA+Tgmoaqp7yUnfEZ-D1kRFP5gL+KMh1B1QNt8jxYr8NCPqjxoQ@mail.gmail.com
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On Tue, Sep 20, 2016 at 2:49 PM, Peter Eisentraut
<peter(dot)eisentraut(at)2ndquadrant(dot)com> wrote:
> On 8/24/16 9:31 PM, Robert Haas wrote:
>> I'd like to propose that we increase the default WAL segment size,
>> which is currently 16MB.
>
> While the discussion about the best default value is ongoing, maybe we
> should at least *allow* some larger sizes, for testing out. Currently,
> configure says "Allowed values are 1,2,4,8,16,32,64.". What might be a
> good new upper limit?

1GB?

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

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