This article provides the information of how to assign or unassign a global dedicated hot spare for a physical disk drive.
- A dedicated hot spare is assigned to only one virtual disk on the controller.
- A Global hot spare is assigned to all virtual disks on the controller.
Dell PowerEdge RAID Controller 10 (PERC H740P, PERC H745P MX, PERC H840) supports this feature.
See the Dell PowerEdge RAID Controller manual for more information.
Table of Contents
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Going to Dell PERC 10 configuration utility.
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Assign a global hot spare
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Assign a dedicated hot spare
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Unassign a hot spare
Perform the following steps to boot to the HII configuration utility:
- Turn on the system.
- While the system startup, press F2 to enter System Setup.
- Click Device Settings, all RAID controllers in the system list in the Device Settings screen.
To access the main menu for the controller, use the arrow keys or the mouse.
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Note: For more information in all the options, click Help that is available on the upper right corner of the browser screen. Help information for individual option menus can also be viewed by scrolling down on each option.
To assign a global hot spare from the HII Configuration Utility, perform the following steps:
Note: The utility allows only disks of the same disk technology and of equal or greater size to be selected as dedicated hot spare.
- Enter the Dell PERC 10 Configuration Utility. See Going to Dell PERC 10 configuration utility.
- Click Main Menu > Physical Disk Management. The list of physical disks is displayed.
- Select the physical disk.
- From the Operations drop-down menu, select Assign Global Hot Spare.
- Click Go. A screen is displayed asking if you are sure you want to perform the operation.
- Select the Confirm option.
- Click Yes. The global hot spare disk is created successfully.
- You can check the status of the physical disk.
To assign a dedicated hot spare from the HII Configuration Utility, perform the following steps:
Note: The utility allows only disks of the same disk technology and of equal or greater size to be selected as dedicated hot spare.
- Enter the Dell PERC 10 Configuration Utility. See Going to Dell PERC 10 configuration utility.
- Click Main Menu > Physical Disk Management. The list of physical disks is displayed.
- Select the physical disk.
- From the Operations drop-down menu, select Assign Dedicated Hot Spare.
- Click Go. Select the associate virtual to the dedicated hot spare.
- Select the Confirm option.
- Click Yes. The dedicated hot spare disk is created successfully.
- You can check the status of the physical disk.
To unassign a hot spare from the HII Configuration Utility, perform the following steps:
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Enter the Dell PERC 10 Configuration Utility. See Going to Dell PERC 10 configuration utility.
- Click Main Menu > Physical Disk Management, and the list of physical disks is displayed.
- Select the hot spare you want to unassign.
- From the Operations drop-down menu, select Unassign Hot Spare.
- Select the Confirm option.
- Click Yes. The hot spare disk is unassigned successfully.
- You can check the status of the physical disk.
Note: Try to use physical disks of the same capacity in a specific virtual disk. If you use physical disks with different capacities in a virtual disk, all physical disks in the virtual disk are treated as if they have the capacity of the smallest physical disk.
Related Resources
Here are some recommended resources related to this topic that might be of interest:
Video Link:
What is a hot spare drive and how to configure it on a PowerEdge server?