Installing Cassandra on Linux – Ubuntu

First, you should install Oracle Java from PPA Repository with following commands

sudo add-apt-repository ppa:webupd8team/java
sudo apt-get update
sudo apt-get install oracle-java8-installer

Verify installed version

java -version

Install the package setting environment variables

sudo apt-get install oracle-java8-set-default

Now we’are ready to hook up Cassandra last stable version

sudo touch /etc/apt/sources.list.d/cassandra.sources.list

echo “deb http://debian.datastax.com/community stable main” | sudo tee -a /etc/apt/sources.list.d/cassandra.sources.list

curl -L http://debian.datastax.com/debian/repo_key | sudo apt-key add –

sudo apt-get update

sudo apt-get install dsc22=2.2.3-1 cassandra=2.2.3

Run Cassandra

sudo service cassandra start

Bonus Tip:
Sometimes there is an annoying error, you may have wrong permission

could not access pidfile for Cassandra

Execute this command

sudo chmod 750 /var/run/cassandra

This DataStax link is useful.

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