Thanks for your reply. Unfortunately, those queries don't shed any light no the problem. The first two return 0 rows, and the third just returns 12 rows all associated with the query itself, rather than anything else. Any other suggestions? On Tue, May 22, 2012 at 2:56 PM, Scott Marlowe <scott.marlowe@xxxxxxxxx> wrote: > Do the queries here help? > > http://wiki.postgresql.org/wiki/Lock_Monitoring > > On Tue, May 22, 2012 at 12:42 PM, Lonni J Friedman <netllama@xxxxxxxxx> wrote: >> Greetings, >> I have a 4 server postgresql-9.1.3 cluster (one master doing streaming >> replication to 3 hot standby servers). All of them are running >> Fedora-16-x86_64. Last Friday I upgraded the entire cluster from >> Fedora-15 with postgresql-9.0.6 to Fedora-16 with postgresql-9.1.3. >> >> I'm finding that I cannot runpg_basebackup at all, or it blocks all >> SQL queries from running until pg_basebackup has completed (and the >> load on the box just takes off to over 75.00). By "blocks" I mean >> that any query that is submitted just hangs and does not return at all >> until pg_basebackup has stopped. I'm assuming that this isn't >> expected behavior, so I'm rather confused on what is going on. The >> command that I'm issuing is: >> pg_basebackup -v -D /mnt/backups/backups/tmp0 -x -Ft -U postgres >> >> Can someone provide some guidance on how to debug this? >> >> thanks! -- Sent via pgsql-general mailing list (pgsql-general@xxxxxxxxxxxxxx) To make changes to your subscription: http://www.postgresql.org/mailpref/pgsql-general