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      Help Center/ MapReduce Service/ User Guide (Paris Region)/ FusionInsight Manager Operation Guide (Applicable to 3.x)/ Cluster/ Cluster Management/ Overview

      Overview

      Updated on 2024-10-11 GMT+08:00
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      Dashboard

      Log in to FusionInsight Manager and choose Cluster > Name of the desired cluster > Dashboard to view the status of the current cluster.

      On the Dashboard tab page, you can start, stop, perform a rolling restart of, synchronize configurations to, and perform other basic operations on the current cluster.

      Table 1 Maintenance and management operations

      UI Portal

      Description

      Start

      Starts all services in the cluster.

      Stop

      Stops all services in the cluster.

      More > Restart

      Restarts all services in the cluster.

      More > Rolling-restart Service

      Restarts all services in the cluster one at a time without interrupting workloads. For details about how to perform a rolling restart, see Performing a Rolling Restart of a Cluster.

      More > Synchronize Configurations

      Enables new configuration parameters for all services in the cluster.

      More > Restart Configuration-Expired Instances

      Restarts expired instances for all services in the cluster. For details, see Managing Expired Configurations.

      More > Health Check

      Performs a health check on the OMS nodes, all services, and the rest nodes in the cluster. There are three types of check items: running status, related alarms, and custom monitoring metrics. The health check results are not always the same as the values of Running Status displayed on the GUI.

      You can export check results by clicking Export in the upper left corner of the checklist. If any issues are detected, you can click View Help to find a troubleshooting method.

      More > Download Client

      Downloads the default client. For details, see Downloading the Client.

      More > Export Installation Template

      Batch exports all installation configurations of the cluster, such as the cluster authentication mode, node information, and service configuration. You can use this function when you need to reinstall the cluster in the same environment.

      More > Export Configurations

      Batch exports configurations of all services in the cluster.

      More > Enter Maintenance Mode and More > Exit Maintenance Mode

      Enters or exits the cluster maintenance mode.

      More > O&M View

      Allows you to view services or hosts that are in the maintenance mode.
      Parent topic: Cluster Management

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