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SAN Volume Controller: Best Practices and Performance Guidelines by

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Chapter 6.8. Controlling extent allocation order for VDisk creation

Page 93

Chapter 6. MDisks 93 which can be obtained from the controller profile. To view the logical drive properties, click Logical/ Physical View . LUN . Open Properties. See Figure 6- 2 on page 92 for an example of the Logical Drive Properties panel for a DS4000 logical drive. This panel shows Logical Drive ID( UID) and SSID. Figure 6- 3 Logical Drive Properties 6.8 Controlling extent allocation order for VDisk creation When creating striped mode VDisks, it is sometimes desirable to control the order in which extents are allocated across the MDisks in the MDG for the purpose of balancing workload across controller resources. For example, you can alternate extent allocation across ...

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