Hello, running 8.4 on Centos. Been running production for 6 months. Never saw this message until tonight: LOG: could not truncate directory "pg_multixact/offsets": apparent wraparound In case it helps... Output of pg_controldata: Latest checkpoint's NextMultiXactId: 145725622 Latest checkpoint's NextMultiOffset: 394849408 Contents of pg_multixact/offsets: 08B0 Contents of pg_multixact/members: 178B In conf file: vacuum_freeze_min_age = 1000000000 # (1 billion) autovacuum_freeze_max_age = 1500000000 # (1.5 billion) Oldest txn in cluster (pg_database.datfrozenxid) : 648 Should I be concerned? Thanks Gordon -- View this message in context: http://www.nabble.com/Got-could-not-truncate-directory-%22pg_multixact-offsets%22%3A-apparent-wraparound-tp25287801p25287801.html Sent from the PostgreSQL - general mailing list archive at Nabble.com. -- Sent via pgsql-general mailing list (pgsql-general@xxxxxxxxxxxxxx) To make changes to your subscription: http://www.postgresql.org/mailpref/pgsql-general