Peter Eisentraut wrote: > strace on the backend processes all showed them waiting at > > futex(0x7f1ee5e21c90, FUTEX_WAIT_PRIVATE, 2, NULL > > Notably, the first argument was the same for all of them. > > I gather that a futex is a Linux kernel thing, which is probably then > used by glibc to implement some pthreads stuff. Anyone know more? Maybe a backtrace from GDB would tell us more. -- Alvaro Herrera http://www.CommandPrompt.com/ PostgreSQL Replication, Consulting, Custom Development, 24x7 support -- Sent via pgsql-admin mailing list (pgsql-admin@xxxxxxxxxxxxxx) To make changes to your subscription: http://www.postgresql.org/mailpref/pgsql-admin