HP XP P9500 Storage User Manual

Page 116

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Table 28 Differences in functionality between the YKEWAIT command and the YKWATCH command

How to report the

status transitions

How to monitor

the copy pair

statuses

Status of either a

P-VOL or S-VOL

(not both)

Copy pairs that

contain Non

Gen'ed volumes

Copy type that can be

monitored

Command

Message structures

Sends a query to
the storage
system.

Can be
monitored.

Can be monitored.

YKEWAIT

BC Z

Cnt-Ac S Z

TCA

Cnt Ac-J Z

Console messages

Monitors the
IEA494I message
output by the
host.

Cannot be
monitored.

Cannot be
monitored.

YKWATCH

BC Z

Cnt-Ac S Z

TCA

NOTE:

Copy pairs

at a remote site

1

cannot be
monitored.

1

Copy pairs at a remote site are the copy pairs controlled by using the Remote DKC Control function.

Depending on the configuration, the YKWATCH command might not be able to monitor the transitions
of copy pair statuses correctly. For details on the configurations that might not be possible to monitor
and other points that should be noted, see the chapter on commands in the HP XP P9000 for
Business Continuity Manager Software Reference Guide
.

116

Understanding Business Continuity Manager functions

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