79 failure conditions (described in, Table – HP StorageWorks XP Remote Web Console Software User Manual

Page 181

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Hitachi TrueCopy for z/OS user guide 181

NOTE:

The PPRC Support=Yes option must be selected on the RCU option window (see

Registering an

RCU (Add RCU)

” on page 87). If not, the host processor generates the system console message that

includes the SIM instead of the IEA494I or IEA491E message.

Figure 79

Failure conditions (described in

Table 46

)

Table 46

XP12000/XP10000 response characteristics to failure conditions

Failure Condition

TC390 Pairs

Suspended?

Expected Messages

FREEZE

Function

Failure of all channel

interfaces on the MCU

No

No IEA480, IEA491, or IEA494 messages are

displayed.

Not

activated

Failure of a disk on the MCU

a. Failure of one

physical device in

a parity group

No

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 logical volume in the parity group.

2.

No IEA491 or IEA494 messages are

displayed.

Not

activated

b. Failure of two

physical devices in

a parity group

No

1.

IEA480 message (SIM for LDEV blocked) is

displayed when the next I/O is issued to

any logical volume in the parity group.

2.

No IEA491 or IEA494 messages are

displayed.

Not

activated

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