Hitachi XP P9500 User Manual page 41

Legend:
Online operation: Online operation performed by executing the dlnkmgr
command's online operation.
Offline operation: Offline operation performed by executing the dlnkmgr
command's offline operation.
#1
When no Online or Offline(E) paths exist among the paths that access
the same LU.
#2
When the following conditions are satisfied, a path that has been
determined to have an intermittent error also becomes subject to
automatic failback:
All the paths connected to an LU are Online(E), Offline(E), or
¢
Offline(C).
All the paths connected to an LU have been determined to have an
¢
intermittent error.
The processing of continuous I/O operations issued to an LU is
¢
successful.
#3
Hitachi Dynamic Link Manager User Guide (for AIX(R))
Figure 2-9 Path status transitions
HDLM Functions
2-21