Re: Strange issue with vacuum and temp tables

On Fri, 28 Mar 2008, Tom Lane wrote:

> Jeff Frost <jeff@frostconsultingllc.com> writes:
>> A look at the code revealed that the temp tables were created via normal
>> methods, so I'm curious to know if there is a bug regarding temp tables not
>> going away on Postgresql-8.2.x after the connection is closed?
>
> You aren't the first to report such a thing, but nobody has the foggiest
> idea how it could happen short of a backend crash.  Have they had any
> crashes lately (or more specifically, around the mod times of those
> files, if you checked them)?
>
> Also, were the pg_temp schemas you zapped particularly high-numbered?
> Low-numbered ones would get cleaned out on the next use, but if the
> crash happened at a peak in the number of active backends it's easy
> to believe the files might hang around for awhile.

I inquired whether there had been crashes and they indicated no.  I've
requested a mining through the logs to see if there were any backend crashes,
but probably won't get the info till next week.

Looks like the highest was pg_temp_534.

--
Jeff Frost, Owner     <jeff@frostconsultingllc.com>
Frost Consulting, LLC     http://www.frostconsultingllc.com/
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