Re: [GENERAL] WAL & ready files retained after turning off log shipping

On Thu, Sep 7, 2017 at 11:08 PM, Tom Lane  wrote:
> Manual cleanup shouldn't be very hard, fortunately.  Run pg_controldata
> to see where the last checkpoint is, and delete WAL files whose names
> indicate they are before that (but not the one including the checkpoint!).
> If you don't intend to do archiving any more, you can just flush all the
> .ready files (and .done if any) without much thought.

It would be less risky to do that as a two-time move:
- First change archive_command to /sbin/true and let all archives be
switched to .done.
- And then disable archive_mode.
-- 
Michael