System information

Contents
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4.9.1 Configurations management .......................................................................................... 4-34
4.9.2 Time management ......................................................................................................... 4-35
4.9.3 Administration security control ....................................................................................... 4-36
4.9.4 System information ........................................................................................................4-37
4.9.5 Miscellaneous ................................................................................................................ 4-37
4.10 Miscellaneous Utilities .......................................................................................................... 4-39
4.10.1 Lookup RAID systems ................................................................................................. 4-39
4.10.2 Turn on/off CLI script mode ......................................................................................... 4-39
4.10.3 Get command list and usage .......................................................................................4-39
4.11 Configuration shortcuts ........................................................................................................ 4-39
4.11.1 RAID quick setup ......................................................................................................... 4-39
4.11.2 Performance profile ..................................................................................................... 4-40
4.12 Snapshot ............................................................................................................................ 4-40
Chapter 5: Advanced Functions
5.1 Multi-Path IO Solutions ............................................................................................................5-1
5.1.1 Overview ..........................................................................................................................5-1
5.1.2 Benefits ............................................................................................................................5-1
5.1.3 Configuring MPIO Hosts and RAID Controller ................................................................. 5-2
5.1.4 Windows Multi-Path Solution: PathGuard ........................................................................5-7
5.1.5 Linux Multi-Path Solution ...............................................................................................5-12
5.1.6 MAC Multi-Path Solution ................................................................................................5-16
5.1.7 VMware ESX Server Multi-Path Solution ....................................................................... 5-16
5.1.8 Sun Solaris 10 OS Multi-Path Solution ..........................................................................5-17
5.2 Multiple ID solutions ............................................................................................................... 5-18
5.2.1 Overview ........................................................................................................................ 5-18
5.3 Redundant Controller ............................................................................................................. 5-21
5.3.1 Overview ........................................................................................................................ 5-21
5.3.2 Controller Data Synchronization ....................................................................................5-23
5.3.3 Redundant-Controller System Configuration with MPIO ............................................... 5-25
5.3.4 Controller and Path Failover/Failback Scenarios ........................................................... 5-34
5.4 Snapshot ................................................................................................................................5-38
5.4.1 Introduction .................................................................................................................... 5-38
5.4.2 How Snapshot Works .................................................................................................... 5-39
5.4.3 How to Use Snapshots .................................................................................................. 5-41
5.4.4 Snapshot Utility and Scripting ........................................................................................ 5-45
5.5 Dynamic Capacity Management ............................................................................................ 5-48
5.5.1 Free chunk defragmentation .......................................................................................... 5-50
5.5.2 Logical disk shrink ......................................................................................................... 5-51
5.5.3 Logical disk expansion ...................................................................................................5-52
5.5.4 Disk group expansion .................................................................................................... 5-53
5.5.5 Volume expansion and shrink ........................................................................................ 5-54
5.5.6 Windows DiskPart Utility ................................................................................................ 5-55
5.6 RAIDGuard Central ................................................................................................................ 5-58
5.6.1 Introduction .................................................................................................................... 5-58
5.6.2 Deployment Overview ....................................................................................................5-59
5.6.3 Installing the RAIDGuard Central .................................................................................. 5-61
5.6.4 Uninstalling the RAIDGuard Central ..............................................................................5-62
5.6.5 Launching the RAIDGuard Central ................................................................................5-62
5.6.6 RGC GUI Overview ....................................................................................................... 5-65