Xsan 2 Administrator Guide - Preliminary Planning Questions

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Preliminary Planning Questions

As you plan, consider the following questions:

How much storage do you need?

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How do you want to present available storage to users?

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What storage organization makes the most sense for user workflow?

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What levels of performance do users require?

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How important is high availability?

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What are your requirements for security?

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Your answers to the questions above will help you decide the following:

What RAID schemes should you use for your RAID arrays?

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How many SAN volumes do you need?

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How should individual volumes be organized?

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Which preset volume type can you choose for each volume?

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Which LUNs should be assigned to each affinity tag?

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Which clients, users, and groups should have access to each volume?

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Which computers will act as metadata controllers?

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Do you need standby metadata controllers?

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Do you need to adjust a volume’s allocation strategy?

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How should you configure your Ethernet network?

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Review the considerations and guidelines on the following pages for help creating a
suitable SAN design.