Xsan 2 Migration Guide - Xsan 2 Migration Guide

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Migration Guide

Third Edition

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Apple Inc.

K

© 2009 Apple Inc. All rights reserved.

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Simultaneously published in the United States and
Canada.

019-1493/2009-08-28

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5

Upgrading to Xsan 2.2

5

Before You Begin

5

If You’re Not Running Xsan 2.0 or Later

5

Volume Availability During Upgrade

5

Mac OS X or Mac OS X Server?

6

Intel or PowerPC Processors?

6

Which Procedure?

6

Problems with Xsan Admin?

6

Version Compatibility

7

Upgrading Your SAN Software

7

Step 1: Back up your SAN volumes

7

Step 2: Disable Spotlight on all volumes

7

Step 3: Upgrade one controller to Mac OS X Server version 10.6

8

Step 4: Upgrade the same controller to Xsan 2.2

8

Step 5: Upgrade the remaining controllers

8

Step 6: Reestablish Open Directory replicas

9

Step 7: Upgrade the SAN clients

9

Step 8: Enable extended attributes

10

Step 9: Reenable Spotlight

10

Upgrading Both SAN Hardware and Software

10

Step 1: Back up your SAN volumes

10

Step 2: Disable Spotlight on all volumes

11

Step 3: Connect at least two Intel-based computers to the SAN

11

Step 4: Upgrade Mac OS X on the new controllers

11

Step 5: Install Xsan 2.2 on the new controllers

11

Step 6: Add the new controllers to the SAN

12

Step 7: Adjust volume failover priorities

12

Step 8: Make an Intel-based controller the primary controller

13

Step 9: Demote the old PowerPC-based controllers

13

Step 10: Add the remaining Intel-based computers to the SAN

13

Step 11: Upgrade the SAN clients

14

Step 12: Enable extended attributes

14

Step 13: Reenable Spotlight

15

Step 14: Recreate your MultiSAN configuration

3