Alternate Path Mode Is Multi Mode - HP StorageWorks User Manual

NOTE:
Figure 5

Alternate path mode is Multi mode

NOTE:
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.
24 External Storage XP for the XP12000/XP10000
As you restore the error path, use of the restored path automatically resumes.
In Multi mode, active I/O load balancing occurs across external disk array ports and