IBM System Storage TS7650G 3958 DD4, Installation Roadmap Manual

Page: 159 / 232

Planning the repository
Use the Repository Planning wizard in conjunction with guidance from IBM
support, to determine the optimum repository size and meta data file system
arrangement for the repository.
Procedure
1. On the ProtecTIER Manager workstation, run ProtecTIER Manager.
2. Select Repository
→
Create repository planning .
The Create repository planning wizard opens.
3. In the Estimated factoring ratio field, enter the value estimated for the
customer's environment based on the data change rate, backup policies, and
retention period.
4. In the Minimum repository physical size and Maximum repository physical
size
fields, select values above and below the size of the repository you want
to create.
Note:
The maximum possible repository physical size is 1 petabyte (1PB).
5. In the System peak throughput field, specify the rate of system peak
throughput that the meta data file systems can support.
6.
In the MD Raid configuration field, select the RAID configuration of the
logical volumes on which the repository meta data file systems are to be
created.
For example, select FC-10K 2+2 for a configuration of RAID 10 2+2 with fibre
channel 10 KRPM disks.
7. Click Ok.
Figure 41. Create repository planning wizard
Chapter 11. Using ProtecTIER Manager
121