Apple Pro Training Series: Xsan Quick-Reference Guide by Adam Green, Matthew Geller

By Adam Green, Matthew Geller

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This pool is slightly slower than pool 1. In this example, assume that the metadata and journaling pool is located on a separate Xserve RAID. Choose Fill as the Allocation Strategy for the Volume when using the slicing method. For tips on correlating LUNs to RAID slices, please refer to Lesson 8. Raid Admin Utility Raid Admin utility lets you set up and configure your Xserve RAID units. com. Once it is installed, you will be able to connect to your RAID via an Ethernet connection. Each controller on the RAID has one Ethernet port.

Xsan will recognize these slices as individual LUNs, starting from the first slice (the outer, or fastest, part of the drive) to the last (the inner, or slowest part). [View full size image] [View full size image] Xserve RAID Striping Examples There are numerous ways to stripe your available Xserve RAID units, depending on the number of RAIDs, as well as your bandwidth need, requirements for audio and render space, as well as other factors such as AFP/NFS/SMB file sharing LUNs. The following sections present a few examples of how you may divide up your available RAIDs for use with Xsan.

A primary and a standby MDC are mandatory with such a large implementation. To keep their roles simple and efficient, the directory is implemented on the outer network. Storage • 4 x Xserve RAID 7 TB (populated with six 500 GB drive modules per controller; the seventh is a hot spare, not used in the storage calculation) • 512 MB cache per controller (1 GB total) Fibre Channel Switch • 2 x Apple qualified Fibre Channel switch Metadata Controllers • Xserve, Xserve G5, or Xserve G5 cluster node • 1 GB RAM per controller Lesson 4.

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