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Smart Provisioning User Guide 09

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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).
Configuring a RAID

Configuring a RAID

Back up data before RAID configuration because the data on hard disks will be lost after RAID configuration.

Creating a RAID Array

  1. Log in to Smart Provisioning. For details, see Logging In to Smart Provisioning.

    The Smart Provisioning main window is displayed, as shown in Figure 11-120.

    Figure 11-120 Smart Provisioning main window

  2. In the Smart Provisioning main window, click Raid Config.

    The RAID configuration main window is displayed, as shown in Figure 11-121.

    Figure 11-121 RAID configuration main window

  3. Click Create Raid.

    The window for setting a RAID is displayed, as shown in Figure 11-122.

    Figure 11-122 Setting a RAID

    You can click Advanced to view more parameters. Table 11-7 describes the parameters.

    Table 11-7 Parameter description

    Parameter

    Description

    Value

    Controller

    Specifies the RAID controller chip type.

    Avago SAS3108/Avago SAS3508

    Avago SAS3408/Avago SAS3416iMR

    Avago SAS3004

    Avago SAS3008

    Disks

    Specifies the hard disk.

    0-255

    RAID Level

    Specifies the RAID level.

    0, 1, 5, 6, 10, 50, 60

    0, 1, 10

    0, 1

    0, 1, 1E, 10

    Read Policy

    Specifies the read policy.

    • Read Ahead Always
    • No Read Ahead

    The default value is Read Ahead Always.

    The value can only be No Read Ahead.

    Not supported

    Write Policy

    Specifies the write policy.

    • WriteBack
    • WriteThrough
    • Always WriteBack

    The default value is WriteBack.

    The value can only be WriteThrough.

    Disk Cache Policy

    Specifies the cache policy.

    • Direct IO
    • Cached IO

    The default value is Direct IO.

    The value can only be Direct IO.

    Strip Size

    Specifies the fragment/stripe size.

    8-1024

    The default value is 256.

    The value can only be 64.

    Dedicate HotSpare

    Specifies the dedicated hot spare disk.

    Supported

    Supported

    Not supported

    Virtual Disk

    Specifies the virtual disk.

    VD Size

    Specifies the virtual disk size.

    You can enter the actual value or max. The unit can be TB, GB, or MB.

    You can enter the actual value or max. The unit can only be MB.

    VD Name

    Specifies the virtual disk ID.

    The value consists of digits (0-9), lowercase letters (a-z), uppercase letters (A-Z), and underscores (_). The value contains a maximum of 15 characters.

  4. Set a RAID, and click OK.

    A dialog box indicating that RAID configuration will delete all hard disk data is displayed, as shown in Figure 11-123.

    Figure 11-123 Dialog box

  5. Confirm that hard disk data is backed up and click OK.

    The RAID creation starts. After the creation is complete (as shown in Figure 11-124), a RAID array is added to the RAID controller card (for example, Disk Group ID:1 Level:RAID0).

    Figure 11-124 Creation completed

Viewing a RAID Array

  1. Log in to Smart Provisioning. For details, see Logging In to Smart Provisioning.

    The Smart Provisioning main window is displayed, as shown in Figure 11-125.

    Figure 11-125 Smart Provisioning main window

  2. In the Smart Provisioning main window, click Raid Config.

    The RAID configuration main window is displayed, as shown in Figure 11-126.

    Figure 11-126 RAID configuration main window

  3. Click a RAID array under a RAID controller card node on the left pane (for example, Disk Group ID:0 Level:RAID5 under SAS3108 Index:0).

    The RAID array information window is displayed, as shown in Figure 11-127.

    Figure 11-127 RAID array information

    You can view information about the RAID array in this window.

Configuring a RAID Array

NOTE:

The Avago SAS3008 does not support the configuration of RAID arrays.

  1. Log in to Smart Provisioning. For details, see Logging In to Smart Provisioning.

    The Smart Provisioning main window is displayed, as shown in Figure 11-128.

    Figure 11-128 Smart Provisioning main window

  2. In the Smart Provisioning main window, click Raid Config.

    The RAID configuration main window is displayed, as shown in Figure 11-129.

    Figure 11-129 RAID configuration main window

  3. Click a RAID array under a RAID controller card node on the left pane (for example, Disk Group ID:0 Level:RAID5 under SAS3108 Index:0).

    The RAID array information window is displayed, as shown in Figure 11-130.

    Figure 11-130 RAID array information

  4. Click Edit.

    The system enters the editing mode.

  5. Set the cache policy (PDCache) for the physical disks in the RAID array.

    • enable: Data is written to the cache before being written to a hard disk, which improves the write performance. However, data will be lost if there is no protection mechanism when power failures occur.
    • disable: Data is not written to the cache before being written to a hard disk. Data is not lost if power failures occur.
    • default: The current disk cache policy remains unchanged.

  6. Set a dedicated hot spare disk (Dedicate HotSpare).

    • Add: Add a dedicated hot spare disk.
    • Delete: Delete a dedicated hot spare disk.

  7. Click Set.

    The settings are saved.

Deleting a RAID Array

  1. Log in to Smart Provisioning. For details, see Logging In to Smart Provisioning.

    The Smart Provisioning main window is displayed, as shown in Figure 11-131.

    Figure 11-131 Smart Provisioning main window

  2. In the Smart Provisioning main window, click Raid Config.

    The RAID configuration main window is displayed, as shown in Figure 11-132.

    Figure 11-132 RAID configuration main window

  3. Select a RAID array under a RAID controller card node on the left pane, and click Delete in the lower right corner.

    A confirmation dialog box is displayed, as shown in Figure 11-133.

    Figure 11-133 Dialog box

  4. Click OK.

    The RAID array is deleted successfully.

    NOTE:

    To delete all RAID arrays under a RAID controller card, select the RAID controller card and click Clear.

Configuring a RAID

  1. Log in to Smart Provisioning. For details, see Logging In to Smart Provisioning.

    The Smart Provisioning main window is displayed, as shown in Figure 11-134.

    Figure 11-134 Smart Provisioning main window

  2. In the Smart Provisioning main window, click Raid Config.

    The RAID configuration main window is displayed, as shown in Figure 11-135.

    Figure 11-135 RAID configuration main window

  3. Click a RAID controller card node on the left pane (for example, SAS3108 Index:0).

    The RAID controller card information window is displayed, as shown in Figure 11-136.

    Figure 11-136 RAID controller card information

    Table 11-8 describes the parameters.

    Table 11-8 Parameter description

    Parameter

    Description

    Value (Avago SAS3108/Avago SAS3408/Avago SAS3508/Avago SAS3416iMR)

    Value (Avago SAS3004)

    Value (Avago SAS3008)

    Controller Status

    Specifies the current working status of the RAID controller card. The value cannot be changed.

    -

    Firmware Version

    Specifies the firmware version of the RAID controller card. The value cannot be changed.

    -

    Rebuild Rate

    Specifies the percentage of I/O resources occupied during RAID rebuilding. The default value is 30%. The value can be changed.

    0-100%

    Not supported

    Reconstruction Rate

    Specifies the percentage of I/O resources occupied during migration between different RAID levels. The default value is 30%. The value can be changed.

    0-100%

    Not supported

    Boot Drive

    Specifies the boot disk. The value can be changed.

    • Disk: Select a virtual or physical disk.
    • Mode: Specifies whether the disk is set to the boot disk.
    • Disk: Select an existing virtual or physical disk.
    NOTE:

    A physical disk can be selected only after the hard disk pass-through function is enabled.

    • Mode
      • on: The disk is set to the boot disk.
      • off: The disk is not set to the boot disk.
    • Disk: Select an existing virtual or physical disk.
    • Mode
      • on: The disk is set to the boot disk.
      • off: The disk is not set to the boot disk.

    Global HotSpare

    Specifies the global hot spare disk. The value can be changed.

    • Add: Add a global hot spare disk.
    • Delete: Delete a global hot spare disk.

    Add or delete a global hot spare disk.

    Not supported

    Add or delete a global hot spare disk.

    Patrol Read

    Specifies the system inspection function. The value can be changed.

    • PR Mode: Specifies whether to enable the system inspection function.
    • Delay: Specifies the system inspection period. The unit is hour.
    • PR Mode
      • auto: enabled
      • disable: disabled
    • Delay: 0-65535

    Not supported

    JBOD

    Specifies whether to enable the hard disk pass-through function. The value can be changed.

    • ON: enabled
    • OFF: disabled

    Not supported

  4. Click Edit.

    The system enters the editing mode.

  5. Configure the RAID based on Table 11-8, and click Set.

    The settings are saved.

Viewing a Physical Disk

  1. Log in to Smart Provisioning. For details, see Logging In to Smart Provisioning.

    The Smart Provisioning main window is displayed, as shown in Figure 11-137.

    Figure 11-137 Smart Provisioning main window

  2. In the Smart Provisioning main window, click Raid Config.

    The RAID configuration main window is displayed, as shown in Figure 11-138.

    Figure 11-138 RAID configuration main window

  3. Click Physical Disk of a RAID array under a RAID controller card node on the left pane.

    The physical disk window is displayed, as shown in Figure 11-139.

    Figure 11-139 Physical disk window

    You can view physical disk information in this window.

Adding a Virtual Disk

NOTE:

A virtual disk can be added only when there is available space on the hard disks of a RAID array. If the value of Free Space of a RAID array is not no free space, the RAID array has remaining space.

  1. Log in to Smart Provisioning. For details, see Logging In to Smart Provisioning.

    The Smart Provisioning main window is displayed, as shown in Figure 11-140.

    Figure 11-140 Smart Provisioning main window

  2. In the Smart Provisioning main window, click Raid Config.

    The RAID configuration main window is displayed, as shown in Figure 11-141.

    Figure 11-141 RAID configuration main window

  3. Click a RAID array under a RAID controller card node on the left pane.

    The RAID array information window is displayed, as shown in Figure 11-142.

    Figure 11-142 RAID array information

  4. Click Add VD.

    The Create Raid window is displayed, as shown in Figure 11-143.

    Figure 11-143 Create Raid

    You can click Advanced to view more parameters. Table 11-7 describes the parameters.

  5. Set virtual disk information based on Table 11-7, and click OK.

    A virtual disk is added successfully. The virtual disk of which the ID is 1 is added, as shown in Figure 11-144.

    Figure 11-144 Virtual disk added successfully

Configuring a Virtual Disk

  1. Log in to Smart Provisioning. For details, see Logging In to Smart Provisioning.

    The Smart Provisioning main window is displayed, as shown in Figure 11-145.

    Figure 11-145 Smart Provisioning main window

  2. In the Smart Provisioning main window, click Raid Config.

    The RAID configuration main window is displayed, as shown in Figure 11-146.

    Figure 11-146 RAID configuration main window

  3. Click a virtual disk of a RAID array under a RAID controller card node on the left pane.

    The virtual disk information window is displayed, as shown in Figure 11-147.

    Figure 11-147 Virtual disk information

  4. Click Edit.

    The system enters the editing mode.

    NOTE:

    The following parameters can be modified:

    • Name
    • Read Policy
    • Write Policy
    • Disk Cache Policy

  5. Modify the virtual disk information and click Set.

    The settings are saved.

Deleting a Virtual Disk

  1. Log in to Smart Provisioning. For details, see Logging In to Smart Provisioning.

    The Smart Provisioning main window is displayed, as shown in Figure 11-148.

    Figure 11-148 Smart Provisioning main window

  2. In the Smart Provisioning main window, click Raid Config.

    The RAID configuration main window is displayed, as shown in Figure 11-149.

    Figure 11-149 RAID configuration main window

  3. Click a RAID array under a RAID controller card node on the left pane.

    The RAID array information window is displayed, as shown in Figure 11-150.

    Figure 11-150 RAID array information

  4. Select a virtual disk (for example, the virtual disk of which the ID is 1) of the RAID array under the RAID controller card node on the left pane, and click Delete.

    A confirmation dialog box is displayed, as shown in Figure 11-151.

    Figure 11-151 Dialog box

  5. Click OK.

    The virtual disk is deleted successfully. The virtual disk of which the ID is 1 is deleted, as shown in Figure 11-152.

    Figure 11-152 Virtual disk deleted successfully

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Updated: 2019-05-11

Document ID: EDOC1100034052

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