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Administrator Guide 15

OceanStor 5300 V3, 5500 V3, 5600 V3, 5800 V3, and 6800 V3 Storage System V300R003

Routine maintenance activities are the most common activities for the storage device, including powering on or off the storage device, managing users, modifying basic parameters of the storage device, and managing hardware components. This document applies to the system administrators who are responsible for carrying out routine maintenance activities, monitoring the storage device, and rectifying common device faults.
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Checking LUNs

Checking LUNs

Logical unit numbers (LUNs) are basic storage resources of the storage device accessible to application servers. You can learn about the health and running status of a LUN by checking its status information on the DeviceManager.

Impact on the System

Faulty LUNs may interrupt services and cause data loss on the storage device.

Reference Standard

If LUNs are working properly, the following items are true on the DeviceManager:
  • All of the LUNs are in the Normal health status and Online running status.
  • No LUN alarm appears on the Current Alarms tab page.

Precaution

None

Procedure

  1. On the navigation bar of the DeviceManager, click Provisioning.
  2. In the function pane, click LUN.

    The LUN page is displayed.

  3. On the LUN page, view the information about the desired LUN.

    Table 9-27 describes associated status parameters.

    Table 9-27  LUN status parameters and their meanings

    Parameter

    Description

    Health Status

    Health status of a LUN. The value can be:
    • Normal: The functionality and operating performance of the LUN are normal.
    • Fault: The LUN is working improperly.

    Running Status

    Running status of a LUN. The value can be Online or Offline.

Exception Handling

If a LUN alarm appears on the Current Alarms tab page, select the alarm and diagnose the problem according to its details and repair suggestions.

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Updated: 2019-04-17

Document ID: EDOC1000084191

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