Re: amazon aroura config - seriously overcommited defaults? (May beOff Topic) - Mailing list pgsql-general

From Andres Freund
Subject Re: amazon aroura config - seriously overcommited defaults? (May beOff Topic)
Date
Msg-id 20181208231242.t66zpocct36m4o46@alap3.anarazel.de
Whole thread Raw
In response to Re: amazon aroura config - seriously overcommited defaults? (May beOff Topic)  (Jeremy Schneider <schnjere@amazon.com>)
Responses Re: amazon aroura config - seriously overcommited defaults? (May beOff Topic)
Re: amazon aroura config - seriously overcommited defaults? (May beOff Topic)
List pgsql-general
On 2018-12-08 12:06:23 -0800, Jeremy Schneider wrote:
> On RDS PostgreSQL, the default is 25% of your server memory. This seems
> to be pretty widely accepted as a good starting point on PostgreSQL.

FWIW, I think it's widely cited, but also bad advice.  25% for a OLTP
workload on a 1TB machine with a database size above 25% is a terrible
idea.


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