| From: | "Joshua D(dot) Drake" <jd(at)commandprompt(dot)com> |
|---|---|
| To: | Michael Paquier <michael(dot)paquier(at)gmail(dot)com>, Magnus Hagander <magnus(at)hagander(dot)net> |
| Cc: | PostgreSQL-development <pgsql-hackers(at)postgresql(dot)org> |
| Subject: | Re: Defaults for replication/backup |
| Date: | 2016-02-13 14:25:52 |
| Message-ID: | 56BF3CF0.7040408@commandprompt.com |
| Views: | Raw Message | Whole Thread | Download mbox | Resend email |
| Thread: | |
| Lists: | pgsql-hackers |
On 02/13/2016 05:37 AM, Michael Paquier wrote:
> On Sat, Feb 13, 2016 at 10:15 PM, Magnus Hagander wrote:
>> So, I suggest the following changes to the defaults:
>> wal_level=hot_standby
>> max_wal_senders=10
>> max_replication_slots=10
>
> 10 seems a bit high. I would think that max_wal_senders and
> max_replication_slots set at 3 are sufficient enough, giving enough
> room for simple deployments willing to use replication.
Q. Is there a demonstrable, noticeable downside to 10?
A. No
Great, let's make it easier for everyone.
+1
>
>> And in pg_hba.conf, we enable the replication connections by default for the
>> superuser on local/localhost.
>
> +1 on that.
+1
JD
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