On Mar 26, 2015, at 10:08 AM, Graeme B. Bell <grb@skogoglandskap.no> wrote:
>
> Assuming that you have your server configured with 1 or more hot standbys.
> Are there situations where it is smart & sane to allow a controlled (slow, not emergency) shutdown to complete
asynchronouslywithout knowing if any standby got the last bits of wal?
Sure.
Point updates. Shut down 9.4.0. Immediately re-start 9.4.1 on the same cluster.
OS security update, reboot server, PG shuts down and re-starts on boot.
Etc.
I don't care in those cases what the state of the network and my remote replicas are. The replication is interrupted
briefly,and then resumes.
--
Scott Ribe
scott_ribe@elevated-dev.com
http://www.elevated-dev.com/
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(303) 722-0567 voice