Re: Postgresql 9.1.2 - abnormal memory usage - Mailing list pgsql-bugs

From Jochen Erwied
Subject Re: Postgresql 9.1.2 - abnormal memory usage
Date
Msg-id 7810315863.20111212125022@erwied.eu
Whole thread Raw
In response to Re: Postgresql 9.1.2 - abnormal memory usage  (Heikki Linnakangas <heikki.linnakangas@enterprisedb.com>)
Responses Re: Postgresql 9.1.2 - abnormal memory usage  (Havasvölgyi Ottó <havasvolgyi.otto@gmail.com>)
List pgsql-bugs
Monday, December 12, 2011, 12:33:03 PM you wrote:

> On 12.12.2011 13:16, Matteo Beccati wrote:

>> Just to clarify, am I correct assuming that the issue does not affect
>> tables which have non-indexed inet fields?

> Hmm, I think it might also affect queries that do large merge joins on
> inet fields. Not sure about that. In any case, it's a memory leak that
> gets cleared at the end of statement, so it can only become a problem
> when dealing with large data sets.

The second test case I originally sent uses inet-functions in a complicated
query, and it also shows the described behaviour.

So the problem is not limited to indexes, but also will appear in queries!

--
Jochen Erwied     |   home: jochen@erwied.eu     +49-208-38800-18, FAX: -19
Sauerbruchstr. 17 |   work: joe@mbs-software.de  +49-2151-7294-24, FAX: -50
D-45470 Muelheim  | mobile: jochen.erwied@vodafone.de       +49-173-5404164

pgsql-bugs by date:

Previous
From: Heikki Linnakangas
Date:
Subject: Re: Postgresql 9.1.2 - abnormal memory usage
Next
From: Hiroshi Saito
Date:
Subject: Re: About Wince App