"Dan Armbrust" <daniel(dot)armbrust(dot)list(at)gmail(dot)com> writes:
> I got a warning from PostgreSQL 8.3.1 that said something to the effect of
> checkpoints are happening to frequently... (-2484 seconds)
> That part that confused me was the "-2484". Is that just a hyphen in
> a strange place? Or did it really calculate a negative value?
Yeah, it really did. AFAICS this could only happen if the value of time(2)
went backwards. Something fooling with your system clock?
regards, tom lane