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136 DS6000 Series: Concepts and Architecture
Figure 8-5 User authorized to FlashCopy 45 TB of data with a license scope of ALL
For PTC and RMC, you may have FB data for open systems only, or you may have CKD for
zSeries only, or you may have both FB and CKD data.
For RMC, you will need the licensed feature for both the primary storage unit and the
secondary storage unit.
Figure 8-6 on page 137 shows an example of a Metro Mirror configuration. In this case, the
user has to purchase Remote Mirror and Copy function authorization for 45 TB with Metro
Mirror feature for both the primary DS6000 and secondary DS6000.
user data
plus FC
data upto
20 TB FB
DS6000 with 45 TB disk capacity in total, 45 TB FlashCopy
authorization, 45 TB of OEL Licensed function and license scope
of ALL
user data
plus FC
data upto
25 TB CKD
User FlashCopies
up to 25 TB of CKD
20 TB (FB) +
25 TB (CKD) +
--------
45 TB total capacity
--------
I want to
FlashCopy 10 TB
of FB and 12 TB
of CKD.
Important - If user changes license scope
from ALL to FB or CKD an IML is required
User FlashCopies
up to 20 TB of FB
User has 20 TB of FB data and has 25 TB of CKD data
allocated. The user has to purchse a Point-in-Time
function equal to the total of both the FB and CKD
capacity, that is 20 TB (FB) + 25 TB (CKD) equals
45 TB.
solution
FC - FlashCopy