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1 set up a metro mirror environment – IBM DS6000 User Manual

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IBM System Storage DS6000 Series: Copy Services with IBM System z

The port IDs for source and target. Up to eight port pair IDs can be specified.

– The

lsioport

lists the ports on the system.

– A port ID will have the format

I0102

, for example.

14.5.1 Set up a Metro Mirror environment

This section gives examples of the commands you can use to set up a Metro Mirror
environment. This includes the commands needed to set up the Metro Mirror paths, as well
as the commands needed to create the Metro Mirror relationships.

lsavailpprcport

The

lsavailppcport

command is used to display the disk subsystems I/O ports that are

available for defining the remote mirroring paths. Example 14-26 shows an

lsavailpprcport

command.

Example 14-26 lsavailpprcport command

dscli> lsavailpprcport -dev IBM.1750-1300247 -remotedev IBM.1750-1300819 -remotewwnn
500507630EFE028F 06:01
Date/Time: 23 November 2005 23:37:43 IBM DSCLI Version: 5.1.0.204 DS: IBM.1750-1300247
Local Port Attached Port Type
=============================
I0003 I0003 FCP
I0103 I0102 FCP

In this example, the following parameters are specified:

-dev

the source DS6000, which includes manufacturer, type, and serial number

-remotedev

the target DS6000, which includes manufacturer, type, and serial number

-remotewwnn

the WWNN of the target device

06:01

the source and target LSSs

mkpprcpath

The

mkpprcpath

command is used to establish Metro Mirror paths between LSS pairs on

DS6000 subsystems. You can also use this command to replace existing paths. Using the

-consistgrp

parameter with this command, you create Consistency Groups.

Example 14-27 shows a

mkpprcpath

command with two paths being defined.

Example 14-27 mkpprcpath command

dscli> mkpprcpath -dev IBM.1750-1300247 -remotedev IBM.1750-1300819 -remotewwnn
500507630EFE028F -srclss 06 -tgtlss 01 I0003:I0003 I0103:I0102
Date/Time: 23 November 2005 23:42:23 IBM DSCLI Version: 5.1.0.204 DS: IBM.1750-1300247
CMUC00149I mkpprcpath: Remote Mirror and Copy path 06:01 successfully established.

In Example 14-27, the following parameters are specified:

-dev

the source DS6000, specifies the source storage image ID, which
includes manufacturer, type, and serial number

-remotedev

the target DS6000, specifies the target storage image ID, which
includes manufacturer, type, and serial number

-remotewwnn

the WWNN of the target device

-srclss

the LSS number of the source