wget http://download.redis.io/redis-stable.tar.gz
tar xvzf redis-stable.tar.gz
cd redis-stable
sudo apt-get install make
sudo apt-get install gcc
sudo apt-get install tcl
sudo apt-get install build-essential
sudo apt-get update
## if there is another error like “fatal error: jemalloc/jemalloc.h: No such file or directory”
## just run “make distclean”
make
make test