distributed-cache-service/umn/source/operation_guide/restarting_dcs_instances.rst

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Restarting DCS Instances

Scenario

On the DCS console, you can restart one or multiple DCS instances at a time.

Warning

  • While a DCS instance is restarting, it cannot be read from or written to.
  • If the DCS instance is a single-node instance, data will also be deleted from it when it is restarted.
  • An attempt to restart a DCS instance while it is being backed up may result in a failure.

Prerequisites

The DCS instances you want to restart are in the Running or Faulty state.

Procedure

  1. Log in to the management console.

  2. Click image1 in the upper left corner of the management console and select a region.

  3. Click Service List, and choose Database > Distributed Cache Service to launch the DCS console.

  4. In the navigation pane, choose Cache Manager.

  5. Choose instances to restart.

    • To restart a single instance, choose Restart in the same row as the instance.
    • To restart multiple instances, select the instances to restart and click Restart above the instance list.
  6. In the displayed dialog box, click Yes.

    It takes 1 to 30 minutes to restart DCS instances. After DCS instances are restarted, their status changes to Running.

    Note

    By default, only the instance process will restart. However, selecting Force restart will restart the VM on which the chosen DCS instance runs.