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:
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Nodes: Number of cluster members. 
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Cores: Number of available CPU cores in the cluster reported by the JVM. 
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Jobs: Number of jobs in the cluster. 
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Tasks: Number of cooperative tasks in the cluster. See https://docs.hazelcast.com/hazelcast/latest/architecture/distributed-computing.html#tasks-concurrency-is-cooperative for more detailed explanation. 
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Non-cooperative Tasks: Number of non-cooperative tasks in the cluster. See https://docs.hazelcast.com/hazelcast/latest/architecture/distributed-computing.html#tasks-concurrency-is-cooperative for more detailed explanation.