Using more than 3 Gb of RAM with 32-bit Ubuntu 10.04 (Lucid)

Here’s a tip for those still running a 32-bit version of Ubuntu on machines with more than 3 Gb of RAM (like myself). Earlier versions of the ‘generic’ linux kernel that shipped with Ubuntu had PAE (Physical Address Extension) enabled by default. This meant that on 32-bit installations, you had access to greater that 3 […]