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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 Services

Checking the Running Status of Services

You need to check the running status of various services on the storage device by using DeviceManager. This allows you to discover service faults in a timely manner, preventing data loss caused by service interruptions.

The remote replication function, consistency group function, clone function, snapshot function, LUN copy function, HyperMirror function, file system function and optimization features are not supported by OceanStor 2600 V3 video surveillance edition.

Checking Disk Domains

By checking the status of a disk domain, you can understand its health status and running status. The running status of a disk domain directly affects that of a storage pool.

Impact on the System

A faulty or degraded disk domain may impair read/write performance, interrupt services, and cause data loss on the storage device.

Reference Standard

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

  • All of the disk domains are in the Normal health status and Online running status.
  • No disk domain alarm appears on the Current Alarms tab page.
Precaution

None

Procedure
  1. On the navigation bar of DeviceManager, click Provisioning.
  2. In the function pane, click Disk Domain.

    The Disk Domain page is displayed.

  3. On the Disk Domain page, view the information about the desired disk domain.

    Table 4-49 describes associated status parameters.

    Table 4-49 Disk domain status parameters and their meanings

    Parameter

    Description

    Health Status

    Health status of a disk domain. The value can be:

    • Normal: The functionality and operating performance of the disk domain are normal.
    • Degrade: The disk domain is working in a poor performance.
    • Faulty: The disk domain is working improperly.

    Running Status

    Running status of a disk domain. The value can be Online, Reconstruction, Precopy, Initializing, Deleting or Offline.

Exception Handling

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

Checking Storage Pools

A storage pool is a logical disk group consisting of independent physical disks. It provides higher storage performance and redundancy than a single disk. You can learn about the health and running status of a storage pool by checking its status information on DeviceManager.

Impact on the System

A faulty or degraded storage pool may impair read/write performance, interrupt services, and cause data loss on the storage device.

Reference Standard

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

  • All of the storage pools are in the Normal health status and Online running status.
  • No storage pool alarm appears on the Current Alarms tab page.
Precaution

None

Procedure
  1. On the navigation bar of DeviceManager, click Provisioning.
  2. In the function pane, click Storage Pool.

    The Storage Pool page is displayed.

  3. On the Storage Pool page, view the information about the desired storage pool.

    Table 4-50 describes associated status parameters.

    Table 4-50 Storage pool status parameters and their meanings

    Parameter

    Description

    Health Status

    Health status of a storage pool. The value can be:

    • Normal: The functionality and operating performance of the storage pool are normal.
    • Degrade: The storage pool is working in a poor performance.
    • Faulty: The storage pool is working improperly.

    Running Status

    Running status of a storage pool. The value can be Online, Reconstruction, Precopy, Initializing, Deleting or Offline.

Exception Handling

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

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 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 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 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 4-51 describes associated status parameters.

    Table 4-51 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.

Checking Host Status

You can view host information to understand host status.

Impact on the System

A host fault may interrupt system services and cause data loss.

Reference Standard

If the host status is normal, on the DeviceManager management page:

  • The Status of the host is Normal.
  • No alarm about the host is displayed on the Current Alarms tab page.
Precaution

None

Procedure
  1. On the navigation bar of DeviceManager, click Provisioning.
  2. In the function pane on the left, click Host.

    The Host page is displayed.

  3. On the Host tab of the Host page, view detailed information about the host.
Exception Handling

If a host alarm appears on the Current Alarms tab page, select the alarm, and troubleshoot the fault according to the alarm details and repair suggestions.

Viewing Mapping Status

You can learn the component mapping relationship on the mapping view.

Impact on the System

A faulty mapping may interrupt system services and cause data loss.

Precaution

None

Procedure
  1. On the navigation bar of DeviceManager, click Provisioning.
  2. In the function pane on the left, click Mapping View.

    The Mapping View page is displayed.

  3. On the Mapping View page, select a mapping you want to view.
  4. Click Properties and view LUN group, host group, and port group information in the mapping.
Exception Handling

If a host alarm appears on the Current Alarms tab page, select the alarm, and troubleshoot the fault according to the alarm details and repair suggestions.

Checking Remote Replication Tasks

The remote replication function is critical to a disaster recovery system. It can implement real-time disaster recovery over long distance and can protect application continuity and data reliability. You can learn about the health and running status of a remote replication task by checking its status information.

Impact on the System

Faulty remote replication tasks may interrupt data backup services and cause data loss.

Prerequisites

A license file is required for enabling the remote replication function.

Reference Standard

If remote replication tasks are running properly, the following items are true on DeviceManager:

  • All of the remote replication tasks are in the Normal health status and Normal running status.
  • No remote replication alarm appears on the Current Alarms tab page.
Precaution

None

Procedure
  1. On the navigation bar of DeviceManager, click Data Protection.
  2. In the function pane, click Remote Replication.

    The Remote Replication page is displayed.

  3. On the Remote Replication page, view the information about the desired remote replication task.

    Table 4-52 describes associated status parameters.

    Table 4-52 Remote replication status parameters and their meanings

    Parameter

    Definition

    Pair Health Status

    Health status of a remote replication task. The value can be:

    • Normal: The functionality and operating performance of the remote replication task are normal.
    • Faulty: One or more replication pairs for the remote replication task are abnormal.

    Pair Running Status

    Running status of a remote replication task. The value can be Normal, Synchronizing, To be recovered, Interrupted, Split, or Invalid.

Exception Handling

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

Checking Consistency Groups

A consistency group centrally manages remote replication tasks so that multiple replication pairs can be synchronized or split in a batch. You can learn about the health and running status of a consistency group by checking its status information.

Impact on the System
  • If a consistency group is disabled due to one or more faulty replication pairs, the remote replication services carried by those pairs are interrupted, resulting in data loss.
  • If a consistency group is disabled due to a permanently disconnected link between two disk arrays, delete the consistency group.
Prerequisites

A license file is required for enabling the consistency group function.

Reference Standard

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

  • All of the consistency groups are in the Normal health status and Normal running status.
  • No consistency group alarm appears on the Current Alarms tab page.
Precaution

The running status of a consistency group is the same as Pair Running Status of the remote replications added to the consistency group. Only remote replications whose Pair Running Status is Split can be added to a consistency group. When the status of any of the remote replication members contained in a consistency group changes, the status of the remaining members changes accordingly.

Procedure
  1. On the navigation bar of DeviceManager, click Data Protection.
  2. In the function pane, click Remote Replication.

    The Remote Replication page is displayed.

  3. On the Consistency Group tab, view the information about the desired consistency group.

    Table 4-53 describes associated status parameters.

    Table 4-53 Consistency group status parameters and their meanings

    Parameter

    Definition

    Health Status

    Health status of a consistency group. The value can be:

    • Normal: The functionality and operating performance of the consistency group are normal.
    • Faulty: One or more replication pairs for the consistency group are abnormal.

    Running Status

    Running status of a consistency group. The value can be Normal, Synchronizing, To be recovered, Interrupted, Split, or Invalid.

Exception Handling

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

Checking Clone Tasks

The clone function is mainly used for data backup. It can generate point-in-time complete physical copies or consistent duplicates for the data on the storage device. You can learn about the health and running status of a clone task by checking its status information.

Impact on the System

Faulty clone tasks may interrupt clone services and cause data loss.

Prerequisites

A license file is required for enabling the clone function.

Reference Standard

If clone tasks are running properly, the following items are true on DeviceManager:

  • All of the clone tasks are in the Normal health status and Normal running status.
  • No clone alarm appears on the Current Alarms tab page.
Precaution

None

Procedure
  1. On the navigation bar of DeviceManager, click Data Protection.
  2. In the function pane, click Clone.

    The Clone page is displayed.

  3. On the Clone page, view the information about the desired clone task.

    Table 4-54 describes associated status parameters.

    Table 4-54 Clone status parameters and their meanings

    Parameter

    Definition

    Health Status

    Health status of a clone task. The value can be:

    • Normal: The functionality and operating performance of the clone task are normal.
    • Faulty: One or more clone pairs for the clone task are abnormal.

    Running Status

    Running status of a clone task. The value can be Normal, Synchronizing, Reversely synchronizing, To be recovered, Interrupted, Split, Queuing, or Unknown.

Exception Handling

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

Checking Snapshot Tasks

Snapshots can provide continuous data protection with quick data backup and recovery. You can learn about the health and running status of a snapshot task by checking its status information on DeviceManager.

Impact on the System

Faulty snapshot tasks may interrupt snapshot services and impair data security.

Prerequisites

A license file is required for enabling the snapshot function.

Reference Standard

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

  • All of the snapshot tasks are in the Normal health status.
  • No snapshot alarm appears on the Current Alarms tab page.
Precaution

None

Procedure
  1. On the navigation bar of DeviceManager, click Data Protection.
  2. In the function pane, click Snapshot.

    The Snapshot page is displayed.

  3. On the Snapshot page, view the information about the desired snapshot task.

    Table 4-55 describes associated status parameters.

    Table 4-55 Snapshot status parameters and their meanings

    Parameter

    Description

    Health Status

    Health status of a snapshot task. The value can be:

    • Normal: The functionality and operating performance of the snapshot task are normal.
    • Faulty: The snapshot task is running improperly.

    Running Status

    Running status of a snapshot task. The value can be Activated, Unactivated, Deleting, Initializing or Restore.

Exception Handling

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

Checking LUN Copy Tasks

The LUN copy function can copy data from a source LUN to a target LUN to implement storage tiering and remote backup. You can learn about the health and running status of a LUN copy task by checking its status information.

Impact on the System

Faulty LUN copy tasks may interrupt LUN copy services and cause data loss.

Prerequisites

A license file is required for enabling the LUN copy function.

Reference Standard

If LUN copy tasks are running properly, the following items are true on DeviceManager:

  • All of the LUN copy tasks are in the Normal health status.
  • No LUN copy alarm appears on the Current Alarms tab page.
Precaution

None

Procedure
  1. On the navigation bar of DeviceManager, click Data Protection.
  2. In the function pane, click LUN Copy.

    The LUN Copy page is displayed.

  3. On the LUN Copy page, view the information about the desired LUN copy task.

    Table 4-56 describes associated status parameters.

    Table 4-56 LUN copy status parameters and their meanings

    Parameter

    Definition

    Health Status

    Health status of a LUN copy task. The value can be:

    • Normal: The functionality and operating performance of the LUN copy task are normal.
    • Faulty: The LUN copy task is running improperly.

    Running Status

    Running status of a LUN copy task. The value can be Not start, Stopped, Copying, Paused, Queuing, or Completed.

Exception Handling

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

Checking HyperMirror Status

HyperMirror provides mirror copies for LUNs and continuously protects LUNs without affecting applications running on the host. By checking HyperMirror information, you can learn about its health status and running status.

Prerequisites

A license file is required for enabling the HyperMirror function.

Reference Standard

If the status of HyperMirror is normal, the following items are true on theDeviceManager:

  • Health Status is Normal.
  • No alarms about HyperMirror are displayed on the Current Alarms tab page.
Precaution

None

Procedure
  1. On the navigation bar of DeviceManager, click Data Protection.
  2. In the function pane, click HyperMirror.

    The HyperMirror page is displayed.

  3. On the HyperMirror page, view details about HyperMirror.

    Table 4-57 describes related parameters.

    Table 4-57 HyperMirror status parameters

    Parameter

    Description

    Health Status

    Health status of HyperMirror. The value can be:

    • Normal: The functions and running performance of HyperMirror are normal.
    • Degraded: The functions of HyperMirror are normal but its running performance deteriorates.
    • Faulty: The functions and running performance of HyperMirror are abnormal.

    Running Status

    Running status of volume mirroring. The status can be Normal, Initializing, Queuing, Synchronizing, Split, Interrupted, or Invalid.

Exception Handling

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

Checking File System Status

Normal running of the file system services depends on the file system functionality. You can obtain the health status and operating status of a file system by checking the file system information.

Impact on the System

A malfunctioning file system may interrupt system services and cause data loss.

Reference Standard

If the status of a file system is normal, the following items are true on DeviceManager:

  • Health Status of the file system is Normal, and Running Status is Online.
  • No alarms about the file system are displayed on the Current alarms tab page.
Precaution

None

Procedure
  1. On the navigation bar of DeviceManager, click Provisioning.

    The Provisioning page is displayed.

  2. In the File Storage Service area, click File System.

    The File System page is displayed.

  3. Check file system status.

    Table 4-58 describes related parameters.

    Table 4-58 File system status parameters

    Parameter

    Description

    Health Status

    Health status of the file system. Possible values are:

    • Normal: The functions and running performance of the file system are normal.
    • Faulty: The functions and running performance of the file system are abnormal.

    Running Status

    Operating status of the file system. Possible values are Online and Offline.

Exception Handling

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

Checking Optimization Feature Status

Optimization features directly affect the storage system performance and therefore need to be periodically checked.

Prerequisites

Log in to DeviceManager as a read-only user.

Procedure
  1. In the navigation tree on the right, click Provisioning.

    The Provisioning page is displayed.

  2. In the Storage Configuration and Optimization area, click Resource Performance Tuning.

    The Resource Performance Tuning page is displayed.

  3. Click an optimization feature that you want to view and check its status. If a fault occurs, report it to maintenance personnel for handling.

    Table 4-59 provides items for checking optimization features.

    Table 4-59 Items for checking optimization features

    Optimization Feature

    Feature Status Check Method

    SmartQoS

    • On the Priority Control tab page, check I/O Priority, Health Status, and Running Status of LUNs, files systems, or snapshots.
    • On the Traffic Control tab page, check Status and Control Type of a SmartQoS policy.

    SmartPartition

    View Type and Read Partition Size of a SmartPartition and check Health Status and Running Status of LUNs and file systems in the SmartPartition.

    SmartCache

    • On the SmartCache Pool tab page, view Total Capacity and Used Capacity of a SmartCache pool and check Health Status and Running Status of disks in the SmartCache pool.
    • On the SmartCache Partition tab page, view Expected Capacity and Used Capacity of a SmartCache partition.

    SmartMigration

    Check Running Status of SmartMigration, including Migrating, Migration completed, Migration fault, Normal, and Queuing.

    To view details, click next to the table heading. From the drop-down list, select indicators you are concerned with.

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Updated: 2019-07-12

Document ID: EDOC1000138854

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