Zeppelin runs on port
8080 by default, and it has a websocket port enabled at the +1 port
8081 by default. We can customize the port by copying
conf/zeppelin-site.xml and changing the ports and various other properties, if necessary. Since the Spark standalone cluster master web UI also runs on
8080, when we are running Zeppelin on the same machine as the Spark master, we have to change the ports to avoid conflicts:
For now, let's change the port to
8180 by editing the configuration file shown in the following image. In order for this to take effect, let's restart ...