In my experience:
- Patroni switchover happens in a few seconds
- If you use pgbouncer, the client connections don't get dropped. A client that issues a query in that brief window
willget an error.
- If your clients have retry logic, your users will never notice the failover.
--
Scott Ribe
scott_ribe@elevated-dev.com
https://www.linkedin.com/in/scottribe/
> On Dec 27, 2023, at 10:38 PM, Rajesh Kumar <rajeshkumar.dba09@gmail.com> wrote:
>
> Do I have to take a downtime of few mns and stop the applications and do a switchover?
>
> What happens internally when we use the command patronictl switchover? Just that the role is changed? Will it affect
incomingconnections?
>
> On Sat, 23 Dec 2023, 23:38 Rajesh Kumar, <rajeshkumar.dba09@gmail.com> wrote:
> Hi all,
>
>
> Any idea what prerequisite I should follow before I use the command patronictl switchover?