Delete

Primary

The primary storage system detected that the

Release the pair from the primary

Pair to

data

secondary data volume status changed to

storage system, and then restore the

RCU

volume

simplex because the user released the pair

pair. You should use the Entire initial

 

 

from the secondary storage system.

copy option to resynchronize the pair.

 

 

 

You can use the None initial copy option

 

 

 

only if no data on the primary data

 

 

 

volume or secondary data volume

 

 

 

changed.

 

 

 

 

Seconda

Primary

The primary storage system detected an error

Check the path status on the DKC

ry Data

data

during communication with the secondary

Status window (see Table 11-2).

Volume

volume

storage system, or detected an I/O error

Clear any error conditions at the

Failure

 

during update copy.

 

secondary storage system and the

 

 

 

 

 

 

secondary data volume. If you need to

 

 

 

access the secondary data volume,

 

 

 

release the pair from the secondary

 

 

 

storage system. If any data on the

 

 

 

secondary data volume has changed,

 

 

 

release the pair from the primary

 

 

 

storage system and then re-create the

 

 

 

pair (Add Pair). If data on the secondary

 

 

 

data volume has not changed, restore

 

 

 

the pair from the primary storage

 

 

 

system.

 

 

 

 

MCU

Primary

The primary storage system could not find

Restore the pair from the primary

IMPL

data

valid control information in its nonvolatile

storage system. The primary storage

 

volume,

memory during the IMPL procedure. This error

system will perform an initial copy

 

secondar

occurs only if the primary storage system is

operation in response to the request for

 

y data

without power for more than 48 hours (power

restoring the pair, so that the entire

 

volume

failure and fully discharged batteries).

primary data volume will be copied to

 

 

 

the secondary data volume.

 

 

 

 

Initial

Primary

The primary storage system suspended this

Release the pair from the primary

Copy

data

pair during the initial copy operation. The data

storage system. Clear all error

Failed

volume,

on the secondary data volume is not identical

conditions at the primary storage

 

secondar

to the data on the primary data volume.

system, the primary data volume, the

 

y data

Invalid track format can cause this suspension.

secondary storage system, and the

 

volume

 

secondary data volume. Reformat failed

 

 

 

track by using ICKDSF. Restart the

 

 

 

initial copy operation by using the Add

 

 

 

Pair window.

 

 

 

 

MCU

Secondar

The primary storage system suspended all URz

None. The primary storage system will

P/S-OFF

y data

pairs because the primary storage system was

automatically restore these URz pairs

 

volume

powered off.

when the primary storage system is

 

 

 

powered on.

 

 

 

 

Table 11-4 provides troubleshooting instructions for URz pair suspension. Hardware failures which affect the cache storage and the shared memory of the primary or secondary storage system may also cause the URz pairs to be suspended.

Table 11-4 Resolving URz Pair Suspension

Classification

Causes of Suspension

SIM

Recovery procedure

6

Troubleshooting

Hitachi Universal Replicator for IBM /OS User’s Guide

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Hitachi MP-96RD625-01 manual Resolving URz Pair Suspension, Classification Causes of Suspension, Recovery procedure