How to Speedup Ubuntu 14.04 LTS

How to Speedup Ubuntu 14.04 LTS

Remove undesired search results

By default, the Dash displays Unity lens, scopes, Amazon online search results, and records file and application usage. You can disable some of them via below tips:

· Disable online search results:

Launch System Settings and go to Security & Privacy, under “Search” tab turn off the switch which says “When searching in the Dash: include online search results”

· Stop recording file and app usage:

Also launch System Settings and go to Security & Privacy, under “Files & Applications” tab first clear records and then turn off the switch:

· Remove unwanted Unity lens, scopes:

Open Ubuntu Software Center and search for unity-scope. In the results, check the information of installed scopes and remove the scopes you don’t need.

Do same to Unity lens by searching unity-lens

============Reduce the default grub load time:=============
sudo gedit /etc/default/grub &

And change GRUB_TIMEOUT=10 to GRUB_TIMEOUT=0.
This will change the boot time to 0 seconds.
sudo update-grub

================Install preload to speed up application load time:===============
sudo apt-get install preload

==============Remove language related ign from apt-get update:===================
sudo gedit /etc/apt/apt.conf.d/00aptitude

And add the following line at the end of this file:

Acquire::Languages "none";

===============Manage start up applications:=============
Displaying Hidden Startup Applications
sudo sed -i "s/NoDisplay=true/NoDisplay=false/g" /etc/xdg/autostart/*.desktop

and remove startup items

==============Tune Swappiness=================

sudo gedit /etc/sysctl.conf
Look for vm.swappiness in the file and change its value. If it doesn’t exist, add it to the end of the file on a new line, like so:

# Decrease swappiness value
vm.swappiness=10

now check your swappiness
cat /proc/sys/vm/swappiness

===================make Fast Localhost================
sudo gedit /etc/hosts

add this line in host file
127.0.1.1 localhost
localhost 127.0.1.1

============Fast internet====================
Install dnsmasq
sudo apt-get install dnsmasq

sudo gedit /etc/dnsmasq.conf
add this line

server=8.8.8.8
server=8.8.4.4

sudo service dnsmasq restart
sudo service network-manager restart

check serveice
sudo tail -n 200 /var/log/syslog

===================Disable IP v6 =======================
To disable ipv6, you have to open /etc/sysctl.conf using any text editor and insert the following lines at the end:

sudo gedit /etc/sysctl.conf

insert the following lines at the end:

# IPv6 disabled
net.ipv6.conf.all.disable_ipv6 = 1
net.ipv6.conf.default.disable_ipv6 = 1
net.ipv6.conf.lo.disable_ipv6 = 1

Save the file and close it. Restart sysctl with
sudo sysctl -p

Check the output of ifconfig again and there should be no ipv6 address

ifconfig

================Set CompizConfiz Manager=================

and disable theme in compiz settings