Re: Streaming replication and WAL archive interactions

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От Robert Haas
Тема Re: Streaming replication and WAL archive interactions
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Msg-id CA+Tgmoa_Fwi+q4EKu+SYszowBN5k5LYDY4VkFOtmzkez2PdYLg@mail.gmail.com
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Ответ на Re: Streaming replication and WAL archive interactions  (Heikki Linnakangas <hlinnaka@iki.fi>)
Ответы Re: Streaming replication and WAL archive interactions  (Heikki Linnakangas <hlinnaka@iki.fi>)
Список pgsql-hackers
On Wed, Apr 22, 2015 at 2:17 AM, Heikki Linnakangas <hlinnaka@iki.fi> wrote:
> Note that it's a bit complicated to set up that scenario today. Archiving is
> never enabled in recovery mode, so you'll need to use a custom cron job or
> something to maintain the archive that C uses. The files will not
> automatically flow from B to the second archive. With the patch we're
> discussing, however, it would be easy: just set archive_mode='always' in B.

Hmm, I see.  But if C never replays the last, partial segment from the
old timeline, how does it follow the timeline switch?

-- 
Robert Haas
EnterpriseDB: http://www.enterprisedb.com
The Enterprise PostgreSQL Company



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