Alternate Path Mode Is Single Mode - HP StorageWorks User Manual

NOTE: As you restore the path with a priority higher than the current path, the I/O execution path
automatically switches to the restored path with the highest priority.
Figure 6

Alternate path mode is Single mode

• Alternate path mode is Single mode and at least one alternate path is in Standby status
Figure 7 shows an example of when the alternate path mode is Single mode and there are alternate
paths in Normal and Standby status.
is Single mode. In Figure
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 in Normal status
path used for I/Os, the status of the path in Standby status automatically changes to Normal and the
I/O execution path switches to that path
Figure 8 shows another example of when the alternate path mode
8, there are alternate paths in Standby status only.
(Figure 7). If there is no path in Normal status other than the
(Figure 8).
External Storage XP user guide 25