Jon Lapham <lapham(at)jandr(dot)org> writes:
> After a power outage (and bad UPS combo, or plug pull, or bad RAM, etc)
> sometimes (I would guess <10% of the time) postgresql fails to restart
> automatically after booting the computer. Invariably, it is because the
> "postmaster.pid" file exists, but maybe this is just a symptom of
> something else. The solution I have been performing is to simply delete
> this file, and then restart postgres (service postgresql start).
> Is this the correct procedure?
It is. We have been fooling with the postmaster startup logic to try to
eliminate this gotcha, but it's only very recently (8.0.2) that I think
we got it right.
regards, tom lane