I have Intel Core 2 Duo MacBook5,2 with 64bit Ubuntu 12.04 installed. The problem is it uses only one cpu. gnome-system-monitor and /proc/cpuinfo display only one cpu running. $ /proc/cpuinfo ...
On a MacBookPro 7,1 running ubuntu 11.10, System monitor only sees 1 core (instead of 2). cat /proc/cpuinfo | grep 'cpu cores' also gives: cpu cores : 1 I followed this guide and added ...