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Terminology |
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Here are some terms we are using in Apache Eagle, please check them for your reference. They are basic knowledge of Eagle which also will help to well understand Eagle.
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Site: a site can be considered as a physical data center. Big data platform e.g. Hadoop may be deployed to multiple data centers in an enterprise.
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Application: an application is composed of data integration, policies and insights for one data source.
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Policy: a policy defines the rule to alert. Policy can be simply a filter expression or a complex window based aggregation rules etc.
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Data source: a data source is a monitoring target data. Eagle supports many data sources HDFS audit logs, HIVE query, MapReduce job etc.
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Stream: a stream is the streaming data from a data source. Each data source has its own stream.
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Data activity monitoring: Data activity monitoring is to monitor how user exploits data in Hadoop system etc.
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User profile: a user profile is the historical activity model generated using machine learning algorithm which could be used for showing insights
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Data classification: data classification provides the ability to classify different data sources with different levels of sensitivity.