IBM SG24-4576-00 Server User Manual


 
4. Press Enter to format the selected drives.
Notes
All the desired devices may be selected and formatted together to reduce the
time necessary for formatting.
The operation can be time consuming. It takes approximately 20 minutes to
format six 2GB disks attached to the same adapter.
IBM RAID Controller Configuration Ver 2.12
Adapter in Slot 1
┌───────────────────────────────┐ ┌───────────┐ ┌───────────┐
Advanced Functions │ │┌─────────┐│ │┌─────────┐│
├───────────────────────────────┤ │└Ch 1┘│ │└Ch 2┘│
│1. Help │ │┌─Bay │┌─Bay
│2. Backup config. to diskette │ ││ Array ──┐│ ││ Array ──┐│
│3. Restore config. to diskette │ │ ┌───── ┌─────┐
│4. Change write policy │ │1 └ │1 └
│5. Format drive │ │ ┌───── ┌─────┐
│6. Change RAID parameters │ │2 └ │2 └
│7. Exit │ ┌─────┐ │ │ ┌─────┐ │
└───────────────────────────────┘ │3 └ FMT ┘ │3 └
│ ┌─────┐ │ │ ┌─────┐ │
│4 └ FMT ┘ │4 └
│ ┌─────┐ │ │ ┌─────┐ │
│5 └ FMT ┘ │5 └
│ ┌─────┐ │ │ ┌─────┐ │
│6 └ FMT │6 └
│ ┌─────┐ │ │ ┌─────┐ │
│7 ┘ │ │7 ┘ │
└───────────┘ └───────────┘
Figure 58. RAID Configuration Program - DASD Formatting
3.5.2.1 Change RAID Parameters
The panel for changing RAID parameters looks like Figure 59.
IBM RAID Controller Configuration Ver 2.12
Adapter in Slot 1
┌───────────────────────────────┐ ┌───────────┐ ┌───────────┐
Advanced Functions │ │┌─────────┐│ │┌─────────┐│
├───────────────────────────────┤ │└Ch 1┘│ │└Ch 2┘│
│1. Help │ │┌─Bay │ │┌─Bay
│2. Backup Config. to Diskette ││ Array ──┐│ ││ Array ──┐│
│3. Restore Config. to Diskette │ ┌───── ┌─────┐
│4. Change Write Policy │1 └ │1 └
│5. Format Drive ┌───── ┌─────┐
│6. Change RAID parameters │2 └ │2 └
│7. Exit │ │ ┌─────┐ │ │ ┌─────┐ │
└───────────────────────────────┘ │3 └ RDY ┘ │3 └
┌─────────┐ ┌─────────┐ ┌─────────┐ ┌───────┐ ┌───── ┌─────┐
│Stripe │ │Rebuild │Parity │ │Read │ │4 RDY │4
│Unit Size│ │Priority │ │Placement│ │Ahead ┌───── ┌─────┐
8K │ │ High │ │ RA │ │ On │5 └ RDY ┘ │5 └
├─────────┤ ├─────────┤ ├─────────┤ ├───────┤ ┌───── ┌─────┐
8K │ │1 Equal │ │1 RA │ │1 On │6 └ RDY ┘ │6 └
16K │ │2 High │ │2 LS │ │2 Off ┌───── ┌─────┐
32K │ │3 Low │ └─────────┘ └───────┘ │7 └ │7 └
64K │ └─────────┘ └───────────┘ └───────────┘
└─────────┘
Figure 59. RAID Configuration Program - Change RAID parameters
The following fields are configurable:
Chapter 3. Hardware Configuration 105