3Ware 9650SE-2LPB-10 CLI Guide - Page 46
3Ware 9650SE-2LPB-10 - Sataii Raid Hardware 10Pk Manual
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Chapter 2. CLI Syntax Reference /cx add type= disk= [stripe=Stripe] [noscan] [group=] [nocache] [autoverify] [noqpolicy][ignoreECC] [name=string] [storsave=] This command allows you to create a new unit on the specified controller. You specify type, disks, and optional stripe size. By default the host operating system will be informed of the new block device, write cache will be enabled, a storsave policy of protect will be set, and the drive queuing policy is enabled. In case of RAID 50, you can also specify the layout of the unit by specifying the number of disks per disk group with the group attribute. Note: Be default, write cache is enabled. However, if the controller does not have a BBU installed, a message will warn you that you could lose data in the event of a power failure. Enabling write cache will improve write performance greatly, but you are at risk of losing data if a power failure occurs when data is still in the cache. You may want to obtain a UPS to safeguard against power loss. /cx is the controller name, for example /c0, /c1, and so forth. type=RaidType specifies the type of RAID unit to be created. Possible unit types include raid0, raid1, raid5, raid6 (9650SE only), raid10, raid50, single, spare, and JBOD. Example: type=raid5 When a new unit is created, it is automatically assigned a unique serial number. In addition, users can assign the unit a name. Note: The unit's serial number cannot be changed. The following table shows supported types and controller models. Table 6: Supported RAID Types Model R0 R1 R5 R6 R10 R50 Single JBOD Spare 7K/8K Yes Yes Yes No Yes No No Yes Yes 9000a Yes Yes Yes No Yes Yes Yes 9650SE Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes a. Models 9500S, 9550SX, and 9590SE 40 3ware Serial ATA RAID Controller CLI Guide