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An "Application" or "App" is composed of data integration, policies and insights for one data source.

Policy

A "policyPolicy" defines the rule to alert. Policy can be simply a filter expression or a complex window based aggregation rules etc.

Alert

A "Alert" is an real-time event detected with certain alert policy or correlation logic, with different severity levels like INFO/WARNING/DANGER.

Data Source

A "data sourceData Source" is a monitoring target data. Eagle supports many data sources HDFS audit logs, Hive2 query, MapReduce job etc.

Stream

A "streamStream" is the streaming data from a data source. Each data source has its own stream.

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