How to understand the role in the FusionInsight system?

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A role is an element of a service. A service consists of one or multiple roles. Services are installed on hosts (servers) through roles, ensuring proper service running. For example, the HBase service consists of three roles, namely, HMaster (HM), RegionServer (RS), and ThriftServer (TS).

Other related questions:
How to understand the role in the FusionInsight system?
A role is an element of a service. A service consists of one or multiple roles. Services are installed on hosts (servers) through roles, ensuring proper service running. For example, the HBase service consists of three roles, namely, HMaster (HM), RegionServer (RS), and ThriftServer (TS).

How to understand service in the FusionInsight system?
A service is a kind of service capability provided by a component in a cluster. Each component in the cluster provides a service and is named by the service. For example, HBase, HDFS, and Spark are all service names.

How to understand the cluster in the FusionInsight system?
A cluster is a computer technology that enables multiple servers to work as one server. It is deployed to improve the stability, reliability, and data processing or service capabilities of the system. For example, use of clusters helps prevent single point of failures (SPOFs), supports storage sharing and load sharing, and improves system performance.

What is a role in the FusionInsight system?
A role is an element of a service. A service consists of one or multiple roles. Services are installed on hosts (servers) through roles, ensuring proper service running. For example, the HBase service consists of three roles, namely, HMaster (HM), RegionServer (RS), and ThriftServer (TS).

Definition of role in the FusionInsight system
A role is an element of a service. A service consists of one or multiple roles. Services are installed on hosts (servers) through roles, ensuring proper service running. For example, the HBase service consists of three roles, namely, HMaster (HM), RegionServer (RS), and ThriftServer (TS).

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