hi, Andy, Thanks. Right we are using 9.2.4 but plan to upgrade soon. I read 9.3.2 release notes and it is fixed specifically for this. best, Ying -- View this message in context: http://postgresql.1045698.n5.nabble.com/hot-standby-data-folder-bigger-than-primary-tp5800402p5800545.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