Re: Large Page Memory on AIX
- From: "Christo Kutrovsky" <kutrovsky.oracle@xxxxxxxxx>
- To: ORACLE-L <oracle-l@xxxxxxxxxxxxx>
- Date: Mon, 13 Mar 2006 12:19:14 -0500
I can only confirm that on LINUX, cpu/memory only test (all cached)
repeated with and without hugepages (2mb pages ) shows a steady 8%
improvement in favor of hugepages configuration.
--
Christo Kutrovsky
Senior Database/System Administrator
The Pythian Group
On 2/15/06, Tanel Põder <tanel.poder.003@xxxxxxx> wrote:
>
> I think in heavily concurrent VLM environments, large pages can pay off. TPC
> tests use usually large pages as well, I've seen even 16MB page sizes in
> some configurations.
>
> Tanel.
>
> ----- Original Message -----
> From: Allen, Brandon
> To: oracle-l@xxxxxxxxxxxxx
> Sent: Tuesday, February 14, 2006 3:48 PM
> Subject: Large Page Memory on AIX
>
> I was just reading this white paper on tuning AIX 5L for Oracle:
>
> http://www-03.ibm.com/servers/enable/site/peducation/wp/9a46/9a46.pdf
>
> and am curious about the section on Large Page Memory (page 10).
>
> Is anyone out there using the large page feature with Oracle 9i on AIX 5.2
> or 5.3? Did you see any noticeable improvement from implementing it?
>
> Thanks,
> Brandon
>
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--
Christo Kutrovsky
Senior Database/System Administrator
The Pythian Group
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