Re: Redesigning checkpoint_segments - Mailing list pgsql-hackers

From Andres Freund
Subject Re: Redesigning checkpoint_segments
Date
Msg-id 20150202142106.GB9201@alap3.anarazel.de
Whole thread Raw
In response to Re: Redesigning checkpoint_segments  (Robert Haas <robertmhaas@gmail.com>)
Responses Re: Redesigning checkpoint_segments
List pgsql-hackers
Hi,

On 2015-02-02 08:36:41 -0500, Robert Haas wrote:
> Also, I'd like to propose that we set the default value of
> max_checkpoint_segments/checkpoint_wal_size to something at least an
> order of magnitude larger than the current default setting.

+1

I think we need to increase checkpoint_timeout too - that's actually
just as important for the default experience from my pov. 5 minutes
often just unnecessarily generates FPWs en masse.

> I'll open the bidding at 1600MB (aka 100).

Fine with me.

Greetings,

Andres Freund

-- Andres Freund                       http://www.2ndQuadrant.com/PostgreSQL Development, 24x7 Support, Training &
Services



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