Ibm DS6000 Manual do Utilizador descarregar pdf (Página 390)

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

Example 26-35 Remove the paths

//* ------------------ TSO ----------------- CLEANUP (6) --------- ***

//* Delete path(s) this completes the GM cleanup ***

//* -------------------------------------------------------------- ***

//DPATH EXEC PGM=IKJEFT01

//SYSPRINT DD SYSOUT=*

//SYSTSPRT DD SYSOUT=*

//SYSTSIN DD DDNAME=SYSIN

CQUERY DEVN(X'2C00') PATHS

CDELPATH DEVN(X'2C00') +

PRIM(X'2C00' 5005076303FFC228 X'0C') +

SEC (X'3C00' 5005076303FFC422 X'0C')

CQUERY DEVN(X'2C00') PATHS

CQUERY DEVN(X'2D00') PATHS

CDELPATH DEVN(X'2D00') +

PRIM(X'2D00' 5005076303FFC228 X'0D') +

SEC (X'3D00' 5005076303FFC422 X'0D')

CQUERY DEVN(X'2D00') PATHS

This concludes the example of how to remove the Global Mirror environment that was set up

in 26.3, “Set up the Global Mirror environment using TSO” on page 345.

26.6 Planned outage management using ICKDSF

This section briefly presents an example of a Global Mirror planned outage that is managed

using ICKDSF. The procedure presented here can be used to control a planned Global Mirror

outage that is done to create a data consistent set of D volumes at the remote site.

Figure 26-6 Global Mirror planned outage scenario

Remote site

Host

Local site

Secondary Volumes

Primary Volumes

Global Copy

(2) Suspend all GC pairs

(4) Failover B->A

A volumes

B volumes

D volumes

(10) Resume session

(6) FlashCopy B->C

Start Change Recording

Host

(7) Flashcopy B -> D

(9) Failback (A=Primary, B=Secondary)

(1) Pause session

(5) Fast Reverse restore, FRR

(3) Application I/O still

going on to A volumes

C volumes

(8) Perform testing

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