beautypg.com

37 shadowimage - flashcopy and tc390 shared volume – HP StorageWorks XP Remote Web Console Software User Manual

Page 86

background image

86

ShadowImage for the XP128/XP1024/XP10000/XP12000

NOTE:

You cannot create a pair that has a T-VOL shared with the S-VOL of an L1 pair.

Combining ShadowImage - FlashCopy With Other Copy Solutions

You can combine an ShadowImage - FlashCopy pair with a TC390 or XRC pair (see

Table 37

and

Table 38

).

The ShadowImage - FlashCopy and TC390 shared configuration is different from the IBM FlashCopy and

PPRC shared configuration. For ShadowImage - FlashCopy and TC390, you cannot create the following

TC390 pairs (see

Figure 37

):

A TC390 pair that includes a volume functioning as both an ShadowImage - FlashCopy T-VOL and a

TC390 M-VOL.

A TC390 pair that includes a volume functioning as both an ShadowImage - FlashCopy T-VOL and a

TC390 R-VOL.

Figure 37

ShadowImage - FlashCopy and TCz: shared T-VOL and M-VOL/R-VOL (not allowed)

You cannot create a TCz pair that includes a volume functioning as both a FlashCopy Mirror T-VOL and a

TCz M-VOL. You cannot create a TCz pair that includes a volume functioning as both a FlashCopy Mirror

T-VOL and a TCz R-VOL.

Table 37

ShadowImage - FlashCopy and TC390 shared volume

TC390 M-VOL

TC390 R-VOL

ShadowImage - FlashCopy S-VOL

OK

OK
The TC390 pair must be suspended (status = suspend)

ShadowImage - FlashCopy T-VOL

NO

NO