HP XP7 Storage - Manual (Page 43)

Figure 2-11 Path Status Transitions
Legend:
Online operation: Online operation performed in the Path Management
window or by executing the dlnkmgr command's online operation.
Offline operation: Offline operation performed in the Path Management
window or by executing the dlnkmgr command's offline operation.
#1
During reserve processing for an LU, the Online status is temporarily
changed to Online(P). When the reservation processing finishes, the
Online(P) status is changed to Offline(C).
#2
When the following conditions are satisfied, the connected Offline(C)
paths are automatically placed online:
¢
All the online paths are Online(E) and all the SCSI devices connected
to the Online(E) paths have been deleted.
¢
SCSI devices are connected and all the Offline(E) paths are subject
to automatic failback.
¢
SCSI devices are connected to the Offline(C) paths.
#3
When a path is added dynamically, initially the path status is Offline(C).
The path status will then automatically change to Online. For details on
dynamically adding a path, see Setting Up an Added LU and Path as an
HDLM Management-target on page 4-16 .
#4
HDLM Functions
2-23
Hitachi Dynamic Link Manager (for Windows®) User Guide