HP StorageWorks Snapshot XP user guide (T1713-96023, October 2006)

3RequirementsforSnapshotXP
operations
This chapter describes requirements for using Snapshot XP, installing Snapshot XP, and calculating
the number of pairs that Snapshot X P can create.
Requirements for using Snapshot XP
Table 5 Requirements for using Snapshot XP
Item
Requiremen t
RAID level
RAID1, R AID5, or RAID6
Shared memory
Install shared memory for the differential table on the base board.
Configure shared memor y so you c an create the V-VOL management area
in the shared memory.
For the XP 12000/SVS200, reserve from 512 MB × 2 to 2 GB × 2 capacity
of the shared memory for the V-VOL management area on the optional
board.
1
For more information, see Calculating the number of Snapshot XP
pairs you can create.
Prerequisite sof tware product
Install Business Copy XP.
License capacity
Capacity used by Snapshot X P will be subtracted from the license capacity
for Business Copy XP. Therefore, you need to ensure that the license capacity
for Business Copy XP is larger than the c apacity to be used by both Business
Copy X P and Snapshot XP.
Pool Create the pool. The pool's maximum capacity changes with shared
memory's capacity.
V-VOL
Create the V-VOL.
Operation
Command View XP or XP Remote Web Console and RA ID Manager XP
are required to operate Snapshot XP.
1
Because the XP10000/SVS200 does not have the optional board, you must reserve 342 x 2 capacity of the shared memor y
on the b asic board if you are using the XP10000/SVS200.
ForrequirementsofvolumesusedforSnapshotXP,seeVolumes Snapshot X P uses.
Installing and uninstalling Snapshot XP
This section describes procedures for installing and uninstalling Snapshot XP.
Installing Snapshot XP
1. Install additional shared memory for differential tables.
2. Install additional shared memory for the V-VOL mana gement area.
When using an XP10000/SVS200, you do not need to install additional shared memory. You only
need to define shared memory for the V-VO L m anagement area.
3. Install Business Copy XP, which is a prerequisite for Snapshot XP.
4. Install Snapshot XP.
HP StorageWorks Snapshot XP user guide
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