Adaptec CDP-00277-01-A - Page 6

What are the SAS Connection Options?.......................................................................................................61
Direct-attach Connections...............................................................................................................61
Backplane Connections...................................................................................................................62
SAS Expander Connections..............................................................................................................62
How is SAS Different from Parallel SCSI? .....................................................................................................63
Appendix B Understanding RAID.............................................................................................................................64
Understanding Drive Segments....................................................................................................................64
Non-redundant Arrays (RAID 0)...................................................................................................................64
RAID 1 Arrays ...............................................................................................................................................65
RAID 1 Enhanced Arrays...............................................................................................................................65
RAID 10 Arrays..............................................................................................................................................65
RAID 5 Arrays................................................................................................................................................67
RAID 50 Arrays..............................................................................................................................................68
RAID 6 Arrays................................................................................................................................................69
RAID 60 Arrays..............................................................................................................................................69
Comparing RAID Levels................................................................................................................................70
Appendix C Using the Adaptec RAID Conguration Utility......................................................................................71
Introduction to the ARC Utility.....................................................................................................................71
Ctrl-A or uEFI/HII? ...........................................................................................................................71
Running the ARC Utility...................................................................................................................71
Using the ARC Utility to Create and Manage Arrays....................................................................................72
Creating a New Array.......................................................................................................................72
Managing Existing Arrays.................................................................................................................72
Creating Bootable Arrays....................................................................................................72
Modifying Power Management Settings.............................................................................73
Modifying Cache Settings....................................................................................................73
Initializing Disk Drives......................................................................................................................74
Rescanning Disk Drives....................................................................................................................74
Secure Erasing Disk Drives...............................................................................................................74
Stopping a Secure Erase......................................................................................................74
Uninitializing Disk Drives.................................................................................................................74
Using the ARC Utility to Modify Controller Settings.....................................................................................74
Opening the Controller Settings Tool ..............................................................................................75
Applying Changes and Exiting..........................................................................................................75
Modifying Your Controller’s Conguration......................................................................................75
General Controller Settings ................................................................................................75
Power Management Settings..............................................................................................76
Checking Backup Unit Status...........................................................................................................77
Formatting and Verifying Disk Drives...........................................................................................................77
Locating Disk Drives.....................................................................................................................................77
Identifying Disk Drives .................................................................................................................................77
Viewing the Event Log .................................................................................................................................78
Appendix D Using the Adaptec Flash Utility............................................................................................................79
System Requirements..................................................................................................................................79
Compatibility Notes.........................................................................................................................79
Before You Begin..........................................................................................................................................79
Obtaining the Firmware...................................................................................................................79
Creating the Firmware Update Disks ..............................................................................................79
Running the Menu-based AFU.....................................................................................................................80
Running the AFU from the Command Line..................................................................................................80
AFU Commands...............................................................................................................................81
List.......................................................................................................................................81
Save.....................................................................................................................................81
Update.................................................................................................................................81
Verify...................................................................................................................................82
Version................................................................................................................................82
Help.....................................................................................................................................83
Updating the Flash Using the AFU Command Line......................................................................................83
6Proprietary and Condential to PMC-Sierra, Inc.
Document No.: CDP-00277-01-A Rev. A, Issue:
Serial Attached SCSI RAID Controllers Installation and User's Guide