"Ed L." <pgsql@xxxxxxxxxxxxx> writes: > We have 4 8.1.2 cluster running on an HP-UX 11.23 Itanium, repeatedly > dying with the following log message: > 2006-07-11 12:52:27 EDT [21582] LOG: received fast shutdown request *Something* is sending SIGINT to the postmaster --- it's simply not possible to reach that elog call any other way. How are you launching the postmaster? If from a terminal window, are you sure it's entirely disconnected from the terminal's process group? If not, typing control-C in that window could SIGINT the postmaster. regards, tom lane