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Re: [suse-oracle] How much memory for SLES9 SP3 and Oracle 10.2.0.2 on
32 bits

Ronny Egner

2006-11-27

Replies:

Silviu Marin-Caea schrieb:
> On Monday 27 November 2006 10:46, you wrote:
>> Silviu Marin-Caea schrieb:
>>> So far, what is clear is this:
>>>
>>> SGA is made of "buffer cache" and "shared pool".
>> Correct.
>>
>>> The "buffer cache" part can be put on ramfs if Oracle uses VLM.
>>> Therefore the buffer cache can be made very large, for example 6 GB.
>> Yes.
>>
>>> The "shared pool" part will be allocated in regular memory (not ramfs).
>>> The question is how much is the limit?
>> On 32-bit approx. 1,7 GB; if you lower the mapped base approx. 2,7 GB.
>
> Therefore the stuff about lowering the mapped base still applies? I've been
> kind of skipping over that because it was always in sections applying to Red
> Hat 2.1.

Well, i would do it if you really need a shared pool of > 1.7 GB. If not
- dont do it....

--



Mit freundlichen Gr??en

Ronny Egner
Diplom-Ingenieur (BA)

SIV.AG
Konrad-Zuse-Stra?e 1
18184 Roggentin

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Telefax: +49 (0)3 81 / 25 24 399

mailto:ronny.egner@(protected)
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