Re: Hugepages - benefits / drawbacks
Date: Tue, 7 Oct 2008 14:59:22 -0400
Yep that parameter caught my attention too. I just did a quick test and started database with this parameter set to true and false. No difference in ipcs -ma output was found....Could that be related to MTS configuration ?
On Tue, Oct 7, 2008 at 2:55 PM, Yong Huang <yong321_at_yahoo.com> wrote:
> > On Tue, Oct 7, 2008 at 1:26 PM, Yong Huang
> > <yong321_at_yahoo.com> wrote:
> > > Hi Krishna,
> > >
> > >> on Solaris PGA uses ISM
> > >
> > > Wouldn't that cause PGA to be shared?
> Tanel Poder's presentation "Memory Management and Latching Improvements in
> Oracle9i and 10g" mentions the parameter _use_ism_for_pga. It didn't
> register in my mind when I read it some time ago. I don't have access to
> Oracle on Solaris right now. Why does Oracle do this? It would be
> interesting to see the effect.
> Yong Huang