Re: out of memory for query, partitioning & vacuuming

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От Anj Adu
Тема Re: out of memory for query, partitioning & vacuuming
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Msg-id f2fd819a0907151218t56e2cd9cva6f0ad639d8687e8@mail.gmail.com
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Ответ на out of memory for query, partitioning & vacuuming  ("Lee, Mija" <mija@scharp.org>)
Ответы Re: out of memory for query, partitioning & vacuuming  ("Lee, Mija" <mija@scharp.org>)
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What are your work_mem settings ? Work_mem limits the amount of memory used before using the disk. You may have a large value and a few sessions may end up using all the available memory.

Read this on work_mem

http://www.postgresql.org/docs/8.3/static/runtime-config-resource.html

On Wed, Jul 15, 2009 at 11:59 AM, Lee, Mija <mija@scharp.org> wrote:
Hi -
I'm not a particularly experienced dba, so I'm hoping this isn't a
ridiculous question.
I have a 5 GB table with lots of churn in a 14 GB database. Querying
this one table without limits has just started throwing "out of memory
for query" from multiple clients (psql, java). I'm working with the
developers to look at it from the client side, but I'm wondering if
either partitioning the table or more aggressive vacuuming of this table
would have an effect on the out of memory problem.
I'm running 8.3.5 on solaris 10.
Thanks!
Mija

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