Migration Guide
Third Edition
Apple Inc.
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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