On Thu, Jul 17, 2008 at 2:43 PM, Tom Lane <tgl@sss.pgh.pa.us> wrote:
> I was wondering if the postmaster was running in some other data
> directory than the OP thought. I've never heard of anything just
> randomly removing a .pid file from a data directory; and it would
> be extremely dangerous if that did happen, since the pidfile is the
> main interlock against starting two postmasters in the same directory.
Maybe somebody's cleanup script was deleting old files in /var/run
(which I agree is a really bad idea).
-Doug