Ubuntu removing history
Removing desktop history
rm ~/.local/share/recently-used.xbel
touch ~/.local/share/recently-used.xbel
sudo chattr +i ~/.local/share/recently-used.xbel
Then I did the following that cleared all the entries that were in there:
rm ~/.local/share/zeitgeist/activity.sqlite
zeitgeist-daemon --replace &
reference:
http://ubuntuforums.org/showthread.php?t=1729516
Detect memory speed
apt-get install lshw
sudo lshw -short -C memory
Or
sudo dmidecode --type 17 | grep Speed
List Hardware
sudo lshw
