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Administrator Guide

OceanStor V3 Series V300R006

This document is applicable to OceanStor 2200 V3, 2600 V3, 5300 V3, 5500 V3, 5600 V3, 5800 V3, 6800 V3, 18500 V3, and 18800 V3. 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 is intended for 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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Huawei uses machine translation combined with human proofreading to translate this document to different languages in order to help you better understand the content of this document. Note: Even the most advanced machine translation cannot match the quality of professional translators. Huawei shall not bear any responsibility for translation accuracy and it is recommended that you refer to the English document (a link for which has been provided).
Checking the Running Status of the Storage Device

Checking the Running Status of the Storage Device

You need to check the physical status of the storage device by examining its indicators and check the functional status of the device on DeviceManager. This allows you to detect device faults in a timely manner.

Checking Controller Enclosures or Disk Enclosures

You can learn about the health and running status of the controller enclosure or a disk enclosure by checking its status information on DeviceManager.

Impact on the System

A fault on the controller enclosure or disk enclosure may impair read/write performance, deteriorate reliability, interrupt services, and cause data loss on the enclosure.

Reference Standard

If the controller enclosure and disk enclosures are working properly, the following items are true on DeviceManager:

  • All of the enclosures are in the Normal health status and Online running status.
  • No enclosure alarm appears on the Current Alarms tab page.
Procedure
  1. Log in to DeviceManager.
  2. Choose System.
  3. Click the desired enclosure in the cabinet.

    NOTE:

    If a storage system has multiple cabinets, select a cabinet that you want to view.

  4. Click the enclosure icon on the right.

    The detailed information about the enclosure is displayed.

  5. View the enclosure information in the group box that is displayed.

    Table 4-40 describes associated status parameters.

    Table 4-40 Enclosure status parameters and their meanings

    Parameter

    Description

    Health Status

    Health status of an enclosure. The value can be:

    • Normal: The functionality and operating performance of the enclosure are normal.
    • Faulty: The enclosure is working improperly.

    Running Status

    Running status of an enclosure. The value can be Online or Offline.

Follow-up Procedure

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

Checking Controllers

Controllers of the storage device are responsible for running storage applications, implementing storage mechanisms (StoragePool, LUN mapping, and striping), and managing alarms. You can learn about the health and running status of a controller by checking its status information on DeviceManager.

Impact on the System

A fault on a controller may impair read/write performance, deteriorate reliability, interrupt services, and cause data loss on the controller module.

Reference Standard

If controllers are working properly, the following items are true on DeviceManager:

  • All of the controllers are in the Normal health status and Online running status.
  • No controller alarm appears on the Current Alarms tab page.
Procedure
  1. Log in to DeviceManager.
  2. Choose System.
  3. Click the desired controller module in the view.

    The detailed information about the controller module is displayed.

    NOTE:

    If a storage system has multiple cabinets, select a cabinet that you want to view.

  4. View the controller module information in the group box that is displayed.

    Table 4-41 describes associated status parameters.

    Table 4-41 Controller status parameters and their meanings

    Parameter

    Description

    Health Status

    Health status of a controller module. The value can be:

    • Normal: The functionality and operating performance of the controller are normal.
    • Faulty: The controller is working improperly.

    Running Status

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

Follow-up Procedure

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

Checking Power Modules

Power modules provide power for controller enclosures and disk enclosures, ensuring reliable running of storage systems. You can learn about the health and running status of a power module by checking its status information on DeviceManager.

Impact on the System
  • If a power module is faulty, data reliability deteriorates.
  • If all of the power modules are faulty, services are interrupted and the storage device is powered off.
Reference Standard

If power modules are working properly, the following items are true on DeviceManager:

  • All of the power modules are in the Normal health status and Online running status.
  • No power module alarm appears on the Current Alarms tab page.
Procedure
  1. Log in to DeviceManager.
  2. Choose System.
  3. Click to switch to the rear view of the storage device.

    NOTE:

    If a storage system has multiple cabinets, select a cabinet that you want to view before performing the next step.

  4. Click the desired power module.

    The detailed information about the power module is displayed.

  5. View the power module information in the group box that is displayed.

    Table 4-42 describes associated status parameters.

    Table 4-42 Power module status parameters and their meanings

    Parameter

    Description

    Health Status

    Health status of a power module. The value can be:

    • Normal: The functionality and operating performance of the power module are normal.
    • Faulty: The power module is working improperly.
    • No input: The power module has been installed but does not supply power.

    Running Status

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

Follow-up Procedure

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

Checking Controller Enclosure BBUs

Controller enclosure backup battery units (BBUs) provide power failure protection for controller enclosures, allowing data to be stored in the event of a power failure. You can learn about the health and running status of a BBU by checking its status information on DeviceManager.

Impact on the System

BBUs of controller enclosures provide power supply to controller enclosures upon power failure. In this way, data can be saved even if controller enclosures encounter power failure. If the BBUs also become faulty, cache data cannot be saved to disks upon power failure, resulting in data loss.

Reference Standard

If controller enclosure BBUs are working properly, the following items are true on DeviceManager:

  • All of the BBUs are in the Normal health status and Online running status.
  • No BBU alarm appears on the Current Alarms tab page.
Procedure
  1. Log in to DeviceManager.
  2. Choose System.
  3. Click the desired BBU in the view.

    The detailed information about the BBU is displayed.

    NOTE:

    If a storage system has multiple cabinets, select a cabinet that you want to view.

  4. View the BBU information in the group box that is displayed.

    Table 4-43 describes associated status parameters.

    Table 4-43 BBU status parameters and their meanings

    Parameter

    Description

    Health Status

    Health status of a BBU. The value can be:

    • Normal: The functionality and operating performance of the BBU are normal.
    • Faulty: The BBU is working improperly.
    • Insufficient power: The power level of the BBU is low though its operating performance is normal.

    Running Status

    Running status of a BBU. The value can be Online, Charging, or Discharging.

Follow-up Procedure

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

Checking Fan Modules

Fan modules in the controller enclosure or a disk enclosure provide a cyclic aeration system to ensure the reliable running of the storage device. You can learn about the health and running status of a fan module by checking its status information on DeviceManager.

Impact on the System

When fan modules become faulty, the ambient temperature of the controller enclosure or a disk enclosure rises, hampering the proper running of the storage device.

Reference Standard

If fan modules are working properly, the following items are true on DeviceManager:

  • All of the fan modules are in the Normal health status and Running running status.
  • No fan module alarm appears on the Current Alarms tab page.
Procedure
  1. Log in to DeviceManager.
  2. Choose System.
  3. Select the disk enclosure or controller enclosure.

    • For disk enclosure, click to switch to the rear view of the storage device.
    • For a 3U or 6U controller enclosure, you can view the detailed information about the fan module from the front view of the storage device. For a 2U controller enclosure, click to switch to the rear view of the storage device.
      NOTE:

      If a storage system has multiple cabinets, select a cabinet that you want to view before performing the next step.

  4. Click the desired fan module in the view.

    The detailed information about the fan module is displayed.

  5. View the fan module information in the group box that is displayed.

    Table 4-44 describes associated status parameters.

    Table 4-44 Fan module status parameters and their meanings

    Parameter

    Description

    Health Status

    Health status of a fan module. The value can be:

    • Normal: The functionality and operating performance of the fan module are normal.
    • Fault: The fan module is working improperly.

    Running Status

    Running status of a fan module. The value can be Running or Not running.

Follow-up Procedure

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

Checking Disks

Disks are used to store data as a basic component of the storage device. You can learn about the health and running status of a disk by checking its status information on DeviceManager.

Impact on the System

Faulty disks may impair read/write performance and cause data loss on the storage device.

Reference Standard

If disks are working properly, the following items are true on DeviceManager:

  • All of the disks are in the Normal health status and Online running status.
  • No disk alarm appears on the Current Alarms tab page.
Procedure
  1. Log in to DeviceManager.
  2. Choose System.
  3. Click the desired disk in the view.

    The detailed information about the hard disk is displayed.

    NOTE:

    If a storage system has multiple cabinets, select a cabinet that you want to view before performing the next step.

  4. View the disk information in the group box that is displayed.

    Table 4-45 describes associated status parameters.

    Table 4-45 Disk status parameters and their meanings

    Parameter

    Description

    Health Status

    Health status of a disk. The value can be:

    • Normal: The functionality and operating performance of the disk are normal.
    • Fault: The disk is working improperly.
    • Failing: The disk is about to fail.

    Running Status

    Running status of a disk.

    NOTE:

    If Running Status of an encrypted disk is Erasing, do not perform other operations while data is being erased.

Follow-up Procedure

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

Checking Front-end Ports

Front-end ports enable service communication between the storage device and application servers. You can learn about the health and running status of a front-end port by checking its status information on DeviceManager.

Impact on the System

Faulty front-end ports may disable service communication between the storage device and application servers.

Reference Standard

If front-end ports are working properly, the following items are true on DeviceManager:

  • All of the front-end ports are in the Normal health status and Link up running status.
  • No front-end port alarm appears on the Current Alarms tab page.
Procedure
  1. Log in to DeviceManager.
  2. Choose System.
  3. Click to switch to the rear view of the storage device.

    NOTE:

    If a storage system has multiple cabinets, select a cabinet that you want to view before performing the next step.

  4. Click the desired front-end port in the view.

    The detailed information about the front-end port is displayed.

  5. View the front-end port information in the group box that is displayed.

    Table 4-46 describes associated status parameters.

    Table 4-46 Front-end port status parameters and their meanings

    Parameter

    Description

    Health Status

    Health status of a front-end port. The value can be:

    • Normal: The functionality and operating performance of the front-end port are normal.
    • Faulty: The front-end port is working improperly.

    Running Status

    Running status of a front-end port. The value can be Link up or Link down.

Follow-up Procedure

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

Checking Interface Modules

Interface modules are used to house front-end ports and expansion ports. You can learn about the health and running status of an interface module by checking its status information.

Impact on the System

Faulty interface modules may disable the communication between the storage device and application servers, controller enclosure and disk enclosures, or storage device and storage devices.

Reference Standard

If interface modules are working properly, the following items are true on DeviceManager:

  • All of the interface modules are in the Normal health status and Running running status.
  • No interface module alarm appears on the Current Alarms tab page.
Procedure
  1. Log in to DeviceManager.
  2. Choose System.
  3. Click to switch to the rear view of the storage device.

    NOTE:

    If a storage system has multiple cabinets, select a cabinet that you want to view.

  4. Click the desired interface module in the view.

    The detailed information about the interface module is displayed.

  5. View the interface module information in the group box that is displayed.

    Table 4-47 describes associated status parameters.

    Table 4-47 Interface module status parameters and their meanings

    Parameter

    Definition

    Health Status

    Health status of an interface module. The value can be:

    • Normal: The functionality and operating performance of the interface module are normal.
    • Faulty: The interface module is working improperly.

    Running Status

    Running status of an interface module. The value can be Running or Powered off.

Follow-up Procedure

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

Checking Remote Devices

You can learn about the health and running status of a remote device connecting to the storage device by using DeviceManager.

Impact on the System

Faulty remote devices may cause data backup interruption or data loss.

Reference Standard

If remote devices are working properly, their Health Status is Normal and Running Status is Link up on DeviceManager.

Procedure
  1. Log in to DeviceManager.
  2. Choose Data Protection > Remote Device.
  3. On the Remote Device page, view the detailed information about the desired remote device.

    Table 4-48 describes associated status parameters.

    Table 4-48 Remote devicestatus parameters and their meanings

    Parameter

    Description

    Health Status

    Health status of a remote device. The value can be:

    • Normal: The remote device is working properly.
    • Faulty: The remote device is working improperly.

    Running Status

    Running status of a remote device. The value can be Link up or Link down.

Follow-up Procedure

For a remote device, if its Health Status is Fault or Running Status is Link Down, contact our technical support engineers for troubleshooting.

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Updated: 2019-07-12

Document ID: EDOC1000138854

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