Re: 11g RedHat 5 and Hugepages? anybody successful ?
- From: Don Seiler <don@xxxxxxxxx>
- To: "Crisler, Jon" <Jon.Crisler@xxxxxxx>
- Date: Mon, 11 Oct 2010 14:50:04 -0500
You'll likely need to set memory_target and memory_max_target = 0 with
scope=spfile, then set sga_target (or the individual pools) accordingly with
scope=spfile and then bounce.
Note 749851.1 makes it plain that Hugepages and Oracle 11g AMM do not mix.
Don.
On Mon, Oct 11, 2010 at 2:11 PM, Crisler, Jon <Jon.Crisler@xxxxxxx> wrote:
> The problem is if you unset or set to zero memory_max_target, you get
> ORA-00849
>
>
>
> *From:* Don Seiler [mailto:don@xxxxxxxxx]
> *Sent:* Monday, October 11, 2010 2:46 PM
> *To:* s.cislaghi@xxxxxxxxx
> *Cc:* Crisler, Jon; oracle-l@xxxxxxxxxxxxx
>
> *Subject:* Re: 11g RedHat 5 and Hugepages? anybody successful ?
>
>
>
> You can NOT use memory_target or memory_max_target with HugePages. That's a
> non-starter.
>
>
>
> Don.
>
> On Mon, Oct 11, 2010 at 1:17 PM, Stefano Cislaghi <s.cislaghi@xxxxxxxxx>
> wrote:
>
>
> Hi,
>
> two possibile solution:
>
>
>
> 1. Open SQLPlus and even with instance in idle execute:
>
> create pfile='/tmp/pfilename' from spfile='+ASM/path/to/spfile';
>
>
>
> Modify the pfile and then following the same procedure create a new spfile
> from memory
>
>
>
> 2. Create a standard pfile, startup nomount your instance and do the step 1
>
> 3. With asmcmd you may copy the spfile from ASM to disk, using strings
> command convert it in plain text and then use if as a pfile
>
>
>
> BTW, I always avoid to have the spfile in ASM for this and many other
> similar reasons.
>
>
> Ste
> --
> http://www.stefanocislaghi.eu
>
>
>
>
> --
> Don Seiler
> http://seilerwerks.wordpress.com
> ultimate: http://www.mufc.us
>
--
Don Seiler
http://seilerwerks.wordpress.com
ultimate: http://www.mufc.us
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