HP XP7 Storage - Manual (Page 36)

The status indicating that an I/O could not be issued on a given path,
because an error occurred on the path.
The (E) in Offline(E) indicates the error attribute, which indicates that an
error occurred in the path.
Correspondence between VMware vSphere and HDLM path statuses
The following table shows the correspondence between the path statuses
displayed by VMware vSphere and the path statuses displayed in the output
of the HDLM command's view operation.
Table 2-6 Correspondence Between VMware vSphere and HDLM Path
Statuses
Path status displayed by VMware
vSphere
Path status displayed by the HDLM
active, and standby Online
off Offline(C)
dead, unavailable, and perm_loss Offline(E)
Status Transitions of a Path
The following figure shows the status transitions of a path.
Figure 2-11 Path Status Transitions
Legend:
2-18
HDLM Functions
Hitachi Dynamic Link Manager (for VMware®) User Guide