Help Center > > User Guide> Managing Active Clusters> Managing a Component> Managing a Host(Node)

Managing a Host (Node)

Updated at: Apr 28, 2020 GMT+08:00

Scenario

To check an abnormal or faulty host, users need to stop all host roles on MRS Manager. To recover host services after the host fault is rectified, restart all roles.

Prerequisites

IAM user synchronization has been completed. (On the Dashboard tab page of the cluster details page, click on the right side of IAM User Sync to synchronize IAM users.)

Figure 1 IAM User Sync

Procedure

  1. On the MRS cluster details page, click Nodes.

    For MRS 1.8.10 or earlier, follow instructions in Managing a Host.

  2. Unfold node group information, and select the checkbox of the target node.
  3. Choose Node Operation > Start All Roles or Node Operation > Stop All Roles to perform the required operation.

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