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OceanStor 9000 V300R006C00 Object Storage Service (Compatible with Amazon S3 APIs) Administrator Guide 07

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Managing Background Tasks

Managing Background Tasks

This section explains how to view the running status and details of background tasks in the current system and how to adjust resource consumption by changing running status of the background tasks.

Prerequisites

When the cluster is being upgraded, Task Management is unavailable, and you cannot view the list of backgroundtasks as a result.

Context

Table 20-3  Rules of adjusting task states

Running Status

Executable Operation

Execution Impact

Running or queuing

Instant Start

A background task that is in the Queuing state will be executed.

Cancel

After a task that is performed only once is canceled, the task becomes invalid.

After a task that is periodically performed is canceled, the task can be recovered in the next period.

Suspend

A task that is manually suspended needs to be manually recovered.

Cancelled

Recover

After a task is manually recovered, the task state is changed from Running Status to Queuing.

Completed

Clear

The backup task that has been completed will be deleted.

NOTE:
  • You can perform the Clear operation for the following tasks when they are in the Completed state: reconstructing data, scrubbing data, importing configurations, exporting configurations, deleting nodes, shutting down systems, restarting systems, enabling nodes, freezing nodes, unfreezing nodes, restarting nodes, shutting down nodes, starting systems, starting nodes, and managing disk fragments.
  • You can perform the Instant Start operation for the following task when it is in the Queuing state: scanning data for a consistency check.

Procedure

  1. Log in to DeviceManager.
  2. In the lower right corner of the DeviceManager home page, click Task management.
  3. In the Task management dialog box, view information about background tasks in the current system, as shown in Figure 20-2.

    Figure 20-2  Viewing background tasks in the current system

  4. Select a task and click Properties. View details of this task, as shown in Figure 20-3.

    Figure 20-3  Viewing properties of the background tasks

  5. Optional: Select a task and perform related operations by referring to Table 20-3.
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Updated: 2019-04-28

Document ID: EDOC1000122523

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