You can download flink from it’s Apache’s site. We are downloading Flink 1.6, which is the latest version available.
It requires Java version 8.
Running Flink Cluster
Let’s start the cluster. We can just run it directly from bin folder using start-cluster.sh utility available with the download. Alternatively we can run it locally using start-local.sh.
The dashboard is available on port 8081. We can launch it access it through a web browser.
We can check the processes it starts up when kicking up the cluster.
It creates a few log files in the log folder:
Apache Flink supports more than one task managers.
Apache Flink has one job manager.