Apache Cassandra Essentials

Running a Cassandra server

Now that we know the prerequisites, let's quickly check the language dependencies:

We can check the Java version using the following code:

$ java –version
java version "1.7.0_45"

The Python version can be checked using this command:

$ python –version
Python 2.6.6

Running a Cassandra node

Since we're running only single node, we can skip configurations and directly start our node. Run the Cassandra node using the command for tarball installation:

$ bin/Cassandra

We can stop the server by using the following command:

$ pgrep -u `whoami` -f cassandra | xargs kill -9

Sometimes, we might want to run a Cassandra node in the foreground for debugging purposes, then we'll run it with –f flag:

$ bin/cassandra –f

To stop, press ...