If the machine gets hot but the fan stays at minimum, one possible cause is that the SMC has been switched to manual. If this was not done by hand, it could have to do with switching between OSX and Ubuntu via reboot. I have put this line in my /etc/rc.local to prevent any such possibilities:
## make sure to use automatic fan control by default echo 0 > /sys/devices/platform/applesmc.768/fan1_manual Here is a thread about it: http://ubuntuforums.org/showthread.php?t=969183 -- WARNING: Intrepid might burn down MacBook Pro https://bugs.launchpad.net/bugs/262550 You received this bug notification because you are a member of Ubuntu Bugs, which is a direct subscriber. -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs