Dashboard page

The Streaming dashboard gives you an overview of a connected cluster, which has Jet enabled.

The following subsections describe each section of the page.

Cluster

Shows a summary of the cluster by providing the following metrics:

• Nodes: Number of cluster members.
• Cores: Number of available CPU cores in the cluster reported by the JVM.
• Jobs: Number of jobs in the cluster.
• Tasks: Number of cooperative tasks in the cluster. See Tasks Concurrency is Cooperative for more detailed explanation.
• Non-cooperative Tasks: Number of non-cooperative tasks in the cluster. See Tasks Concurrency is Cooperative for more detailed explanation.

Items Flow

• Total In: Total number of items read from the sources of all jobs.
• Total Out: Total number of items written to the sinks of all jobs.

Jobs

• Active: Number of active jobs in the cluster.
• Failed: Number of failed jobs in the cluster.
• Completed: Number of completed jobs in the cluster.