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Huawei V2 and V3 Server RAID Controller Card User Guide 36

This document describes the appearances and features of the redundant array of independent disks (RAID) controller cards, how to configure properties for the RAID controller cards, and how to install drivers. The RAID controller cards include the LSI SAS2208, LSI SAS2308, LSI SAS3008, LSI SAS3108, LSI SoftRAID, PM8060, and PM8068.
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Logical Device Configuration

Logical Device Configuration

On the Logical Device Configuration screen, you can create and delete arrays, configure array properties, initialize and erase data from hard drives, and configure global hot spare drives.

Screen Introduction

On the Configuration Utility screen shown in Figure 10-57, select Logical Device Configuration to display the Logical Device Configuration screen, as shown in Figure 10-173. The parameters are described in Table 10-35.

Figure 10-173 Logical Device Configuration screen

Table 10-35 Parameter description

Parameter

Description

Manage Arrays

Manages created arrays.

Create Array

Creates an array.

Initialize Drives

Initializes specified hard drives to Ready.

NOTE:

Hard drives in the Ready state can be used as member drives of an array or initialized to pass-through drives in the Raw state.

Rescan Drives

Rescans devices that are mounted to a RAID controller card.

Secure Erase Drives

Erases data from specified hard drives.

This method can thoroughly format hard drives but takes a long time.

NOTE:

This operation will delete all data from the hard drive. Before performing the operation, check whether the data needs to be backed up.

Secure ATA Erase

Erases data from specified SATA hard drives.

This method can thoroughly format hard drives but takes a long time.

Uninitialize Drives

Initializes specified hard drives to Raw.

NOTE:

This operation will delete all data from the hard drive. Before performing the operation, check whether the data needs to be backed up.

Global Hotspares

Manages global hot spare drives.

Initialize a hard drive.

This operation will delete all data from the hard drive. Before performing the operation, check whether the data needs to be backed up.

  1. Based on the actual situation, select Initialize Drives, Secure Erase Drives, Secure ATA Erase, or Uninitialize Drives and press Enter.

    The hard drive list is displayed.

  2. Select a hard drive and press Enter.

    The drive status changes to [X].

  3. Select SUBMIT and press Enter.

Manage Arrays

On the Manage Arrays screen, users can view array properties, delete arrays, set hot spare drives, and manually create arrays.

Screen Introduction

On the Logical Device Configuration screen shown in Figure 10-178, select Manage Arrays to display the array list, as shown in Figure 10-174.

Figure 10-174 Array list

Select an array and press Enter to display the array operation list, as shown in Figure 10-175. The parameters are described in Table 10-36.

Figure 10-175 Array operation list

Table 10-36 Parameter description

Parameter

Description

Array Properties

Views array properties.

Delete Array

Deletes an array.

Force Online

Forcibly brings an array online.

Cache Settings

Modifies array cache properties.

Failover Assignment

Manages dedicated hot spare drives of an array.

Rebuild Array

Rebuilds an array.

View array properties.

  1. Select Array Properties and press Enter.

    The array property screen is displayed, as shown in Figure 10-176. The array property parameters are described in Table 10-37.

    Figure 10-176 Array Properties screen

    Table 10-37 Array property parameters

    Parameter

    Description

    Array name

    Customized array name.

    Array Type

    RAID level of an array.

    Array Size

    Capacity of an array.

    Array Block Size

    Block size of an array.

    Stripe size

    Stripe size of an array.

    Status

    Status of an array. The value options are as follows:

    • Optimal: The virtual drive is running properly, and all member drives are in Online.
    • Degraded: The virtual drive is running abnormally, and a member drive is faulty or offline.
    • Failed: The virtual drive is faulty and cannot run properly.
    • Offline: The virtual drive is not enabled.

    Protected by Dedicated spare

    Indicates whether to configure a global hot spare drive.

    Protected by Global spare

    Indicates whether to configure a dedicated hot spare drive.

Delete an array.

  1. Select Delete Array and press Enter.

    A confirmation dialog box is displayed.

  2. Press Enter.

    A message indicating that deletion succeeded is displayed.

Configure a dedicated hot spare drive.

  1. Select Failover Assignment and press Enter.

    The operation list is displayed.

  2. Select Add Spares and press Enter.

    The hard drive list is displayed, as shown in Figure 10-177.

    [ ] indicates the hard drive can be configured as a hot spare drive.

    Figure 10-177 Hard drive list

  3. Select a hard drive to be configured and press Enter.

    The drive status changes to [X].

  4. Select ADD and press Enter.

Delete a dedicated hot spare drive.

  1. Select Failover Assignment and press Enter.

    The operation list is displayed.

  2. Select Delete Spares and press Enter.

    The hot spare drive list is displayed.

  3. Select the hot spare drive to be deleted and press Enter.

    The drive status changes to [X].

  4. Select DELETE and press Enter.

Create Array

On the Create Array screen, users can create an array.

Create an array.

  1. On the Logical Device Configuration screen shown in Figure 10-178, select Create Array and press Enter to display the hard drive list, as shown in Figure 10-178.

    Figure 10-178 Hard drive list

  2. Select a hard drive to be configured and press Enter.

    [X] indicates that the hard drive has been selected.

  3. Select PROCEED and press Enter.

    The RAID level configuration screen is displayed, as shown in Figure 10-179.

    Figure 10-179 Configuring the RAID level

  4. Press Enter.

    The RAID level list is displayed.

  5. Select a RAID level and press Enter.
  6. Select PROCEED and press Enter.

    The array property screen is displayed, as shown in Figure 10-180. Table 10-38 describes a value from the lists on the screen.

    Figure 10-180 Configuring array properties

    Table 10-38 Parameter description

    Parameter

    Description

    Array label

    Array name.

    Stripe Size

    Stripe size. Value options: 64 KB, 128 KB, 256 KB, 512 KB, and 1024 KB.

    When Array Type is set RAID 1 or Volume, a value from the list cannot be modified.

    Array Size

    Capacity of an array.

    Array Size Selection

    Array capacity unit.

    Read Cache

    Enables or disables the cache read function.

    Write Cache

    Cache write policy. The value options are as follows:

    • Enable Always: RAID write cache is enabled in case of no capacitor, and data loss may be caused if a power failure occurs.
    • Enable With Backup Unit Recommended: RAIDwrite cache is disabled when there is no capacitor protection or the capacitor is not in the Ready state.
    • Disable: RAIDwrite cache is disabled.

    Create RAID via

    Operation performed after an array is created.

    • Quick Init and Skip Init can be set for RAID 0, RAID 1, and Volume. Quick Init allows you to quickly initialize RAID data, and Skip Init allows you to recover arrays and to set the RAID properties without clearing the data.
    • Besides Quick Init and Skip Init, Build/Verify, and Clear can also be set for arrays with the redundancy function and allow users to initialize and clear array data.

  7. Set array parameters.
  8. Select SUBMIT and press Enter.

Global Hotspares

On the Global Hotspares screen, users can create and delete global hot spare drives.

On the Logical Device Configuration screen shown in Figure 10-178, select Global Hotspares to display global hot spare drive operations, as shown in Figure 10-181.

Figure 10-181 Global hot spare drive operations

Configure a global hot spare drive.

  1. Select Add Spares and press Enter.

    The hard drive list is displayed.

  2. Select an idle drive and press Enter.

    The drive status changes to [X].

  3. Select ADD and press Enter.

Delete a global hot spare drive.

  1. Select Delete Spares and press Enter.

    The hot spare drive list is displayed.

  2. Select the hot spare drive to be deleted and press Enter.

    The drive status changes to [X].

  3. Select DELETE and press Enter.
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Updated: 2019-11-01

Document ID: EDOC1000004186

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