Am Mittwoch, den 11.03.2020, 11:46 -0500 schrieb Jerry Sievers: > If your site can afford a restart after the bulk load, > > 1. Clean shutdown. > 2. pg_resetwal > 3. Start > > That should leave you with a very small N WAL files, perhaps just 1, > though I've not run it lately to reverify. Thanks - that worked like a charm and is exactly what I was looking for, of cause I can afford that, it's shutdown after the init anyway - so after running pg_resetwal this was left: root@53e0d45ce5d7:/var/lib/postgresql/data/pg_wal# ls -lh total 17M -rw------- 1 postgres postgres 16M Mär 11 17:23 000000010000000000000012 drwx------ 2 postgres postgres 4,0K Mär 11 17:13 archive_status Nice one :) thanks. kind regards Torsten