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Devices configured in RAID10 ....................................................................................... Devices configured in RAID5 ........................................................................................ RAID5 in the NSM 260 ................................................................................................ RAID6 in the DL320s (NSM 2120), HP LeftHand P4500 .................................................. RAID6 in the HP LeftHand P4300 .................................................................................. Planning the RAID configuration ................................................................................................. Data replication ................................................................................................................. Using RAID for data redundancy ................................................................................... Using volume replication in a cluster .............................................................................. Using RAID with replication in a cluster ................................................................................. Mixing RAID configurations ................................................................................................. Setting RAID rebuild rate ........................................................................................................... Set RAID rebuild rate .......................................................................................................... Reconfiguring RAID ................................................................................................................... Requirements for reconfiguring RAID ..................................................................................... Changing preconfigured RAID on a new storage node ..................................................... Changing RAID on storage nodes in management groups ................................................. To reconfigure RAID .................................................................................................................. Monitoring RAID status .............................................................................................................. Data transfer and RAID status .............................................................................................. Data redundancy and RAID status ........................................................................................ Managing disks ....................................................................................................................... Getting there ..................................................................................................................... Reading the disk report on the Disk Setup tab ........................................................................ Verifying disk status ............................................................................................................ Viewing disk status for the NSM 160 ............................................................................. Viewing disk status for the NSM 260 .............................................................................. Viewing disk status for the DL380 .................................................................................. Viewing disk status for the DL320s (NSM 2120) .............................................................. Viewing disk status for the IBM x3650 ............................................................................ Viewing disk status for the VSA ...................................................................................... Viewing disk status for the Dell 2950 and NSM 2060 ...................................................... Viewing disk status for the NSM 4150 ........................................................................... Viewing disk status for the HP LeftHand P4500 ................................................................ Viewing disk status for the HP LeftHand P4300 ................................................................ Replacing a disk ....................................................................................................................... In the VSA ......................................................................................................................... Overview of replacing a disk ........................................................................................ Replacing disks in non-hot-swap platforms (IBM x3650) .................................................... Replacing disks in RAID0 configurations ......................................................................... Preparing for a disk replacement .......................................................................................... To prepare for disk replacement .................................................................................... Identify physical location of storage node and disk .......................................................... Best practice checklist for single disk replacement in RAID0 ............................................... Best practice checklist for single disk replacement in RAID1/10, RAID5, RAID50, and RAID6 .................................................................................................................................. Replacing a disk in RAID0 ................................................................................................... Manually power off the disk in the CMC for RAID0 .......................................................... Physically replace the disk drive in the storage node ......................................................... Manually powering on the disk in the CMC .................................................................... Volume restriping ......................................................................................................... Replacing a disk in a non-hot-swap platform (IBM x3650) ....................................................... Manually power off the disk in the CMC for RAID1/10 and RAID5 ................................... Physically replace the disk drive in the storage node ......................................................... Manually powering on the disk in the CMC .................................................................... 61 63 65 66 66 67 67 67 68 68 69 69 70 70 70 70 70 71 71 71 71 72 73 73 74 74 75 75 76 77 77 77 78 79 80 80 80 81 81 82 82 82 82 82 83 83 83 83 83 84 84 84 85 85 5
