System information

Contents
vii
Table of Contents
Chapter 1: Introduction
1.1 Overview .................................................................................................................................. 1-1
1.2 Key Features ............................................................................................................................ 1-2
1.3 How to Use This Manual .......................................................................................................... 1-7
1.4 RAID Structure Overview ......................................................................................................... 1-8
1.5 User Interfaces to Manage the RAID System ........................................................................ 1-10
1.6 Initially Configuring the RAID System .................................................................................... 1-11
1.7 Maintaining the RAID System ................................................................................................ 1-14
Chapter 2: Using the RAID GUI
2.1 Accessing the RAID GUI .......................................................................................................... 2-1
2.1.1 Browser Language Setting .............................................................................................. 2-1
2.1.2 Multiple System Viewer ................................................................................................... 2-3
2.2 Monitor Mode ........................................................................................................................... 2-5
2.2.1 HDD state ........................................................................................................................ 2-6
2.2.2 Information icons ............................................................................................................. 2-7
2.2.3 Rear side view ................................................................................................................. 2-9
2.2.4 Login .............................................................................................................................. 2-11
2.3 SAS JBOD Enclosure Display (for SAS expansion controller only) ....................................... 2-12
2.3.1 Rear side monitor of the SAS JBOD chassis ................................................................. 2-13
2.3.2 SAS JBOD Installation with RAID subsystem ................................................................ 2-13
2.3.3 Monitor mode ................................................................................................................. 2-16
2.3.4 Information icons ........................................................................................................... 2-17
2.3.5 SAS/SATA HDD information .......................................................................................... 2-17
2.4 Config Mode ........................................................................................................................... 2-18
2.5 Quick Setup ........................................................................................................................... 2-19
2.5.1 Performance profile ....................................................................................................... 2-19
2.5.2 RAID setup .................................................................................................................... 2-20
2.6 RAID Management ................................................................................................................ 2-21
2.6.1 Hard disks ...................................................................................................................... 2-21
2.6.2 JBOD .............................................................................................................................2-23
2.6.3 Disk groups .................................................................................................................... 2-25
2.6.4 Logical disks ..................................................................................................................2-27
2.6.5 Volumes .........................................................................................................................2-31
2.6.6 Snapshot Volumes ......................................................................................................... 2-34
2.6.7 Storage provisioning ...................................................................................................... 2-36
2.7 Maintenance Utilities .............................................................................................................. 2-43
2.7.1 Expanding disk groups .................................................................................................. 2-43
2.7.2 Defragmenting disk groups ............................................................................................ 2-43
2.7.3 Changing RAID level / stripe size for logical disks ......................................................... 2-44
2.7.4 Expanding the capacity of logical disks in a disk group ................................................. 2-45
2.7.5 Shrinking logical disks ................................................................................................... 2-46
2.7.6 Expanding volumes ....................................................................................................... 2-46
2.7.7 Shrinking volumes ......................................................................................................... 2-47
2.7.8 Cloning hard disks ......................................................................................................... 2-47
2.7.9 Scrubbing ....................................................................................................................... 2-49
2.7.10 Regenerating the parity ............................................................................................... 2-50
2.7.11 Performing disk self test .............................................................................................. 2-50