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Xsan: Compatibility of Xsan metadata controllers (MDCs) and clients (Apple KB)

In some situations, you can use clients and metadata controllers with different versions of Xsan in the same SAN.

Read more: https://support.apple.com/en-us/HT200135

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Xsan: Some features are not supported with StorNext volumes (Apple KB)

Some Xsan features are not supported when accessing a SAN volume running on Quantum StorNext metadata controllers.

Read more: https://support.apple.com/en-us/HT200132

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Xsan: Best practices for data integrity (Apple KB)

These suggested guidelines for deploying Xsan help to ensure consistent access to data stored on Xsan volumes.

Read more: https://support.apple.com/en-us/HT200115

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Xsan: Update to StorNext SNFS v4.2.1 controller to avoid data loss issue (Apple KB)

Xsan clients (running OS X Lion or Lion Server v10.7.2 or earlier) that access filesystems hosted by controllers which use StorNext SNFS version 4.2.0 may experience data loss when renaming files on StorNext-hosted volumes.

Read more: https://support.apple.com/en-us/HT200114

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Xsan versions included with or required by OS X (Apple KB)

Learn which versions of Xsan are compatible with OS X.

Read more: https://support.apple.com/en-us/HT200111

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Xsan 2 and Xsan 3: Some administrative operations require computers to be online (Apple KB)

When using Xsan Admin with Xsan 2 or Xsan 3, some administrative operations can occur only when computers in the SAN are online. Learn which operations require client and metadata controller computers to be online.

Read more: https://support.apple.com/en-us/HT200103

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Upgrading from Xsan 1.4.2 to Xsan 2.x (Apple KB)

Follow these instructions to upgrade your Xsan 1.4.2 SAN to Xsan 2.

Read more: https://support.apple.com/en-us/HT200102

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Xsan: How to repair the filesystem (Apple KB)

Learn how to repair Xsan filesystems using cvfsck.

Read more: https://support.apple.com/en-us/HT200101

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Xsan: Can't change role of Xsan client to metadata controller (Apple KB)

In some Xsan configurations, you may be unable to change the role of an Xsan client to metadata controller if it is running Mac OS X (client).

Read more: https://support.apple.com/en-us/HT200089

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Xsan: Finder may not immediately display directory contents when accessing StorNext 4.x volumes (Apple KB)

Directories on a StorNext 4.x volume may appear to have no contents when viewed in the Finder from an Xsan client that is using OS X Lion or Mountain Lion. The contents eventually appear, and they appear immediately when using the ls command in Terminal.

Read more: https://support.apple.com/en-us/HT200058

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