On 28.01.21 01:44, osumi.takami...@fujitsu.com wrote:
(1) writing the time or LSN in the control file to indicate when/where wal_level is changed to 'minimal' from upper level to invalidate the old backups or make alerts to users.I attached the first patch which implementes this idea. It was aligned by pgindent and shows no regression.
It's not clear to me what this is supposed to accomplish. I read the thread, but it's still not clear. What is one supposed to do with this information?