On Sat, 2010-10-02 at 12:02 -0400, Rajesh Kumar Mallah wrote: > FATAL: too many KnownAssignedXids That's a bug. I've a few guesses about that, but I'll put some better instrumentation in to see if we can prove what's causing it. Can you reproduce that again, or was that failure isolated to that particular point in the WAL stream? You can try turning HS off, then turning it back on again later. If you suspect a bug in Hot Standby, please set trace_recovery_messages = DEBUG2 in postgresql.conf and repeat the action Always useful to know * max_connections * current number of sessions * whether we have two phase commits happening Thanks -- Simon Riggs www.2ndQuadrant.com PostgreSQL Development, 24x7 Support, Training and Services -- Sent via pgsql-general mailing list (pgsql-general@xxxxxxxxxxxxxx) To make changes to your subscription: http://www.postgresql.org/mailpref/pgsql-general