1.wget https://nodejs.org/dist/v6.10.3/node-v6.10.3-linux-x64.tar.xz 2.tar xvJf node-v6.10.3-linux-x64.tar.xz 3.mv node-v6.10.3-linux-x64 /usr/local/node-v6 4.ln -s /usr/local/node-v6/bin/node /bin/node 5.ln -s /usr/local/node-v6/bin/npm /bin/npm 6.echo 'export PATH=/usr/local/node-v6/bin:$PATH' >> /etc/profile 7.source /etc/profile 8.npm install forever -g