wal_level = replica max_wal_senders = 3 hot_standby = on host replication postgres md5 mkdir /data chmod 700 data pg_basebackup -D /data -h --checkpoint=fast --xlog-method=stream -R synchronous_standby_names = node1, node2, node3 application_name=node1 BEGIN; SET synchronous_commit TO remote_write; INSERT INTO tab VALUES <[...]> COMMIT; DELETE FROM data WHERE id < 4; DELETE FROM data WHERE id = 1; DELETE FROM data WHERE id = 2; DELETE FROM data WHERE id = 3;