| From: | Andres Freund <andres(at)anarazel(dot)de> |
|---|---|
| To: | Stephen Frost <sfrost(at)snowman(dot)net> |
| Cc: | Phil Endecott <spam_from_pgsql_lists(at)chezphil(dot)org>, pgsql-bugs(at)lists(dot)postgresql(dot)org |
| Subject: | Re: BUG #15323: wal_keep_segments must be >= 1 for WAL archiving + streaming to work |
| Date: | 2018-08-13 15:27:12 |
| Message-ID: | 20180813152712.u2jnag6jv7x5rkor@alap3.anarazel.de |
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| Lists: | pgsql-bugs |
On 2018-08-13 11:22:11 -0400, Stephen Frost wrote:
> Greetings,
>
> * Andres Freund (andres(at)anarazel(dot)de) wrote:
> > On August 13, 2018 4:59:32 PM GMT+02:00, Phil Endecott <spam_from_pgsql_lists(at)chezphil(dot)org> wrote:
> > but in general, I think it's still
> > >possible
> > >that the master will remove the segment that is needed to start
> > >streaming.
> >
> > That's why I told you about replication slots....
>
> This should really work even without replication slots though.
Why? I fail to see what'd be gained by adding "always retain one
segment" rule. It'd not make the setup any more reliable. If anything
it'd make it harder to spot issues in test setups.
- Andres
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