Pavlov, Vladimir wrote: > Hello, > The server logs contain errors: > MultiXact member wraparound protections are disabled because oldest checkpointed MultiXact 1085772411 does not exist on disk > How to enable MultiXact member wraparound protection? As I understand it, autovacuum should be processing all the tables in order to establish a safe multixact. Have a look at the autovacuum activity in the server. -- Álvaro Herrera http://www.2ndQuadrant.com/ PostgreSQL Development, 24x7 Support, Remote DBA, Training & Services -- Sent via pgsql-admin mailing list (pgsql-admin@xxxxxxxxxxxxxx) To make changes to your subscription: http://www.postgresql.org/mailpref/pgsql-admin