The CrateDB Admin UI

CrateDB ships with an Admin UI that provides an overview of your cluster, nodes, tables and much more.

Connect to Cluster

To Connect to CrateDB Cluster, open the following url:

http://SERVER_IP:4200/admin

SERVER_IP is the publicly accessible IP address of any node in the CrateDB cluster.

../../_images/admin_ui.png

Admin UI Features

Overview Bar and Tab

../../_images/status_bar.png

At the top of the browser window is overview information about the cluster that shows, from left to right:

  • The name of the cluster, find out how to change its value our configuration documentation
  • The version of CrateDB that the cluster is running.
  • The health of the data in the cluster. Green indicates that all data is replicated and available, yellow that there are unreplicated records and red that data is unavailable.
  • Potential configuration problems and recommendations for the cluster.
  • Average cluster load over the past 1, 5 and 15 minutes.
  • Settings menu that allows you to update the language settings and provides a link to the CrateDB documentation and the latest CrateDB news.

The overview tab displays similar information to the bar but with more details on data availability, cluster load and problems. On the left side of the window there are five further tabs.

Console Tab

An interactive terminal to try querying data sets and view the results.

Tables Tab

Gives an overview of document and blob tables present in the CrateDB cluster. This includes schema, shards, partitions, size and the data availability across the table.

Cluster Tab

Provides an overview of nodes in the cluster including details such as load, CPU usage, shards on the node and hostname.

Monitoring Tab

Gives an overview of the average number and speed of CrateDB queries (SELECT, INSERT, UPDATE and DELETE). Please note that this feature is only available in the Enterprise Edition of CrateDB.

Get Started Tab

Provides an easy way to import the latest tweets from the Twitter public timeline for a data set to experiment with.

Next Steps