On Wed, Sep 16, 2020 at 2:55 PM Alexander Kukushkin <cyberdemn@gmail.com> wrote:
The second time pg_rewind also failed, but the error looked differently: servers diverged at WAL location A76/39E55338 on timeline 132 rewinding from last common checkpoint at A76/1EF254B8 on timeline 132
could not remove file "/home/postgres/pgdata/pgroot/data/pg_wal/.wal-g/prefetch/running/0000008400000A7600000024":
Ouch. I think pg_rewind shouldn't try to remove any random files in pg_wal that it doesn't know about.
What if the administrator made a backup of some WAL segments there?