On Fri, 3 May 2002, Tom Lane wrote:
> But what we must *not* do is allow a new postmaster to start while the
> old backends are still running; that would mean two sets of backends
> running without contact with each other, which would be fatal for data
> integrity. The SysV API lets us detect that case, but I don't see any
> equally good way to do it if we are using anonymous shared memory.
It's a hack (and has slight security implications), but you
could just allow the postgres backends to keep the listening
socket(s) open.
Matthew.
