Help Center/ MapReduce Service/ User Guide (Kuala Lumpur Region)/ Managing Clusters/ Managing Nodes/ Managing a Host (Node)
Updated on 2022-08-12 GMT+08:00
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Managing a Host (Node)

Scenario

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

Prerequisites

You have synchronized IAM users. (On the Dashboard page, click Synchronize on the right side of IAM User Sync to synchronize IAM users.)

Procedure

  1. On the MRS details page, click Nodes.
  2. Unfold the node group information and select the check box of the target node.
  3. Choose Node Operation > Start All Roles or Stop All Roles to perform the required operation.
Parent topic: Managing Nodes