Riak TS is a distributed NoSQL key/value store optimized for fast reads and writes of time series data. To use it, all you need to do is download and install the Riak TS package.
Choose your OS and follow the instructions:
Riak TS is also available on AWS Marketplace.
If your OS is not in this list, you can also install from source.
Riak TS is a complete, standalone product. Upgrading from Riak KV to Riak TS is not supported.