Use TMPFS to make Ubuntu 12.10 faster
Use your system RAM instead of hard disk to speed up Ubuntu 12.10
October 24, 2012, 3:42 PM
Here's how you can use TMPFS to lessen disk writing and reading. This will help speed up Ubuntu 12.10 since it will use RAM instead of the hard disk.
1. Open a terminal window.
2. Type in the following command to edit the /etc/fstab file, then hit Enter.
sudo gedit /etc/fstab
3. Place these two lines at the end of the file:
# Move /tmp to RAM
tmpfs /tmp tmpfs defaults,noexec,nosuid 0 0
4. Save your edited file.
5. Reboot your system.
For more, see the original article at the link below.

11 Tips To Speed Up Computers Running Ubuntu 12.10/12.04/Linux Mint 13 | Up Ubuntu
Use your system RAM instead of hard disk to speed up Ubuntu 12.10
use tmpfs ubuntu 12.10, make ubuntu 12.10 faster
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