Assigning RAID Levels
Only one RAID level can be assigned to each logical drive. The drives required per RAID level is:
RAID | Minimum Number of | Maximum Number of Physical |
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Level | Physical Drives | Drives |
|
0 | 1 | 15 |
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1 | 2 | 2 |
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3 | 3 | 15 |
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5 | 3 | 15 |
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10 | 4 | 14 |
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30 | 6 | 15 |
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50 | 6 | 15 |
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Note: The maximum number of physical drives supported by the controller is 15.
Configuring Logical Drives
After you have installed the MegaRAID Express 500 controller in the server and have attached all physical disk drives, perform the following actions to prepare a RAID disk array:
Step | Action |
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1 | Optimize the MegaRAID Express 500 controller options for your system. |
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| See Chapter 6 for additional information. |
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2 | Perform a |
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| array and the drives to be used for hot spares. |
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3 | Press <Ctrl> <M> to run the MegaRAID Manager. |
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4 | Define and configure one or more logical drives. Select Easy Configuration |
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| in MegaRAID Manager or select New Configuration to customize the |
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| RAID array. |
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5 | Create and configure one or more system drives (logical drives). Select the |
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| RAID level, cache policy, read policy, and write policy. |
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6 | Save the configuration. |
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7 | Initialize the system drives. After initialization, you can install the |
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| operating system. |
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Chapter 5 Configuring MegaRAID Express 500 | 45 |