Re: memory problem - oracle 10203 on HPUX
Date: Mon, 21 Jan 2008 16:01:42 +0700
I got the memory report from glance and grid control host performance report. from those tools indicate the same number.
looking fsflush for hp-ux.....
On Jan 21, 2008 2:17 PM, vnr1995 <vnr1995_at_gmail.com> wrote:
> If this is a fresh installation, and if you have faced this problem
> right away after being brought into production, I have few questions:
> How did you know that the OS is using 80 to 90 percent of the memory
> is being used? Many commands dealing memory management are misleading:
> for instance, prstat on solaris is downright misleading; tuning based
> on prstat is downright suicidal. I don't know about hpux; on solaris,
> one can get memory usage by interacting with kernel debugger, smth
> echo "::memstat" | mdb -k
> There is another thing you need to look at: how frequently fsflush
> daemon is being run? There is a kernel parameter (in solaris) that
> dictates this frequency: autoup. Given you got 38 GB memory, try to
> run the fsflush daemon less often, so that the paging activity gets
> On Jan 19, 2008 7:36 PM, Ujang Jaenudin <ujang.jaenudin_at_gmail.com> wrote:
> > folks,
> > I have a machine (RAC configuration) 10.2.0.4 on HPUX - PARISC.
> > in a node I have 38GB physical memory, 8 processors.
> > the machine could not run with asynchronous IO, so I set io slave to
> > 8, and dbwr to 1.
-- regards ujang "I believe that exchange rate volatility is a major threat to prosperity in the world today" Dr. Robert A. Mundell, Nobel Laureate 1999 -- http://www.freelists.org/webpage/oracle-lReceived on Mon Jan 21 2008 - 03:01:42 CST