| From: | Andres Freund <andres(at)2ndquadrant(dot)com> |
|---|---|
| To: | Robert Haas <robertmhaas(at)gmail(dot)com> |
| Cc: | Heikki Linnakangas <hlinnakangas(at)vmware(dot)com>, Venkata Balaji N <nag1010(at)gmail(dot)com>, Josh Berkus <josh(at)agliodbs(dot)com>, Peter Eisentraut <peter_e(at)gmx(dot)net>, "pgsql-hackers(at)postgresql(dot)org" <pgsql-hackers(at)postgresql(dot)org> |
| Subject: | Re: Redesigning checkpoint_segments |
| Date: | 2015-02-02 14:21:06 |
| Message-ID: | 20150202142106.GB9201@alap3.anarazel.de |
| Views: | Raw Message | Whole Thread | Download mbox | Resend email |
| Thread: | |
| Lists: | 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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