Re: swap storm created by 8.2.3

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On 05/22/07 12:17, Joseph Shraibman wrote:
> I'm running:
>
> PostgreSQL 8.2.3 on x86_64-unknown-linux-gnu, compiled by GCC gcc (GCC)
> 3.4.6 20060404 (Red Hat 3.4.6-3)
>
> My memory settings are:
>
> work_mem = 64MB
> shared_buffers = 128MB
> temp_buffers = 32MB
>
> I ran a query that was "SELECT field, count(*) INTO TEMP temptable" and
> it grew to be 10gig (as reported by top) and brought the whole machine
> to its knees.  How do I keep this from happening again?

It looks to me as if TEMP tables are in-memory structures, not
file-backed objects like "regular" tables.

- --
Ron Johnson, Jr.
Jefferson LA  USA

Give a man a fish, and he eats for a day.
Hit him with a fish, and he goes away for good!

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