daveg <daveg(at)sonic(dot)net> writes:
> Also, this is very intermittant, we have seen it only in recent months
> on both 8.4.7 and 9.0.4 after years of no problems. Lately we see it what
> feels like a few times a month. Possibly some new application behaviour
> is provoking it, but I have no guesses as to what.
BTW ... what were the last versions you were running on which you had
*not* seen the problem? (Just wondering about the possibility that we
back-patched some "fix" that broke things. It would be good to have
a version range before trawling the commit logs.)
regards, tom lane