Reducing disk usage in Ubuntu
Here are some recipies to make ubuntu installed on USB drive to work faster. [1] [2] reducing swapping Add these lines to /etc/sysctl.conf, and reboot. vm.swappiness = 0 vm.dirty_background_ratio = 20 vm.dirty_expire_centisecs = 0 vm.dirty_ratio = 80 vm.dirty_writeback_centisecs = 0 More caching while writting on disk Add noatime,commit=120,… to /etc/fstab entries for / and /home