HP StorageWorks XP Remote Web Console Software - Manual (Page 218)

Figure 63 Failure Conditions (described in the following table)
Table 69 XP Disk Array Response Characteristics to Failure Conditions
FREEZE Function Expected Messages TC for Mainfr. Pairs
Suspended?
Failure Condition
Not activated No IEA480, IEA491,
or IEA494 messages
are displayed. No Failure of all channel interfaces on the MCU
Not activated (1) IEA480 message
(SIM for physical
device blocked or port
of physical device
blocked) is displayed
when the next I/O is
issued to any volume
in the parity group.
(2) No IEA491 or
IEA494 messages are
displayed.
No Failure of one physical
device in a parity
group Failure of a disk on
the MCU
Not activated (1) IEA480 message
(SIM for LDEV
blocked) is displayed
when the next I/O is
issued to any volume
in the parity group.
(2) No IEA491 or
IEA494 messages are
displayed.
No Failure of two physical
devices in a parity
group
218 Using PPRC Commands for TrueCopy for Mainframe