hubert depesz lubaczewski <depesz@xxxxxxxxxx> writes: > Does that help us in any way? Not terribly. That confirms that the processes are contending for a spinlock, but we can't tell which one. Can you collect a few stack traces from those processes? regards, tom lane -- Sent via pgsql-general mailing list (pgsql-general@xxxxxxxxxxxxxx) To make changes to your subscription: http://www.postgresql.org/mailpref/pgsql-general