On Fri, 2003-12-05 at 11:42, Michael Cariaso wrote: > a ram cache of the db will be a big help > but a linux process can only use 2 or 3GB [1] > [1] I've heard 2 & 3 from different responders.No definitive answer yet. This depends on your kernel configuration. For the stock Red Hat 7.3 kernel, for example, it's 3GB. I believe the relevant configuration option is CONFIG_1GB. Mitch