Niall, How long has it been since you've had to use orastack.exe to reduce the process memory allocated to each session? I think that the last time that I ran it was against Oracle 8.1.7.4.6 (on x86 MS Win). Paul On Tue, Mar 8, 2011 at 12:04 PM, Niall Litchfield < niall.litchfield@xxxxxxxxx> wrote: > On Windows 1000m! I don't have other o/s details in my brain. Also consider > if hugepages is in use or not > > On 8 Mar 2011 16:50, "CRISLER, JON A (ATTCORP)" <JC1706@xxxxxxx> wrote: > > What is the memory overhead of increasing processes and sessions ? Say I > current have 1000 sessions and I want to increase that to 2000 sessions: how > much extra memory would I use assuming no additional processes sessions are > really used ? > > > > I used to recall in Oracle 7/8 days that it was a trivial amount- like 8 > bytes, or 80 bytes, or something small. But I am not sure I am remembering > correctly…. > >