| From: | Simon Riggs <simon(at)2ndQuadrant(dot)com> |
|---|---|
| To: | Merlin Moncure <mmoncure(at)gmail(dot)com> |
| Cc: | Martijn van Oosterhout <kleptog(at)svana(dot)org>, pgsql-hackers <pgsql-hackers(at)postgresql(dot)org> |
| Subject: | Re: Multiple sorts in a query |
| Date: | 2009-05-19 13:33:11 |
| Message-ID: | 1242739991.14551.209.camel@ebony.2ndQuadrant |
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| Lists: | pgsql-hackers |
On Tue, 2009-05-19 at 09:17 -0400, Merlin Moncure wrote:
> On Tue, May 19, 2009 at 7:44 AM, Martijn van Oosterhout
> >
> > The threshold is dynamic apparently, but starts at 128KB.
>
> I just read an article that suggests assuming that can be dangerous
> (by one of the authors of jemalloc)...an interesting read.
> http://www.canonware.com/~ttt/2009/05/mr-malloc-gets-schooled.html
Thanks both, interesting read. Hmmm...
--
Simon Riggs www.2ndQuadrant.com
PostgreSQL Training, Services and Support
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