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Figure 5 alternate path mode is multi mode, Alternate path mode is single mode, 5 alternate path mode is multi mode – HP StorageWorks XP Remote Web Console Software User Manual

Page 15: Figure 5

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External Storage XP user guide

15

NOTE:

As you restore the error path, use of the restored path automatically resumes.

Figure 5

Alternate path mode is Multi mode

NOTE:

In Multi mode, active I/O load balancing occurs across external disk array ports and controllers.

The XP and EMC DMX are examples of external disk arrays that use Multi mode.

Alternate path mode is Single mode

Figure 6

shows an example of when the alternate path mode is Single mode. When an error occurs in the

path used for I/Os, the I/O execution path switches to the path with the second highest priority.

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