On Mon, Aug 22, 2016 at 12:27 PM, Tatsuki Kadomoto <tatsuki.kadomoto@xxxxxxxxxxxxxxxxxxx> wrote: > I see incorrect checksum detected on "global/pg_filenode.map" when "VACUUM > FULL" is executed. > > The error message didn't repeat. It showed up only once. > > Is this expected? Can someone give me a plausible scenario why this > happened? > Aug 16 20:51:19 postgres[22329]: [2-1] FATAL: relation mapping file > "global/pg_filenode.map" contains incorrect checksum > It looks like it's pretty rare and I have seen it only once at 2 different > machines. You are facing a corruption: https://wiki.postgresql.org/wiki/Corruption Be sure that you have a clean backup of your database first! > PosgreSQL version is 9.2.4. You are missing a couple of years worth of bug fixes here.. -- Michael -- Sent via pgsql-general mailing list (pgsql-general@xxxxxxxxxxxxxx) To make changes to your subscription: http://www.postgresql.org/mailpref/pgsql-general