RTM-ATCA-SXXX Overview
6806800H62B ATCA‐S201InstallationandUseGuide59
Hardware RAID
Configuration
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StorBlade99 ATCA-S201 Create Hardware RAID Volume
Disk Name Parent Host Bus Target Lun Vendor Product Rev Size Select
1 /dev/sda md0 0 0 0 0 HITACHI HUC101414CSS300 A410 140205MB
2 /dev/sdb md0 0 0 1 0 HITACHI HUC101414CSS300 A410 140205MB
3 /dev/sd c unk nown 0 0 2 0 HITACHI HUC101414CSS300 A410 140205MB
4 /dev/sdd unknown 0 0 3 0 FUJITSU MAY2073RC 0103 701 36MB
Select2ormoredisksforVolume Raid1/E Raid0
Cr eateVolume
Figure 16 Emerson ATCA-S201 Hardware RAID (new installation screen-shot)
Parameter Description
Disk An enumeration of disks that may be used in new RAID LUN definition.
Parent Identifies the volume that claims ownership to a disk. ‘Unknown’ indicates no volume
ownership.
Host/Bus/Target/Lun Identifies the SCSI parameters used to address the virtual RAID device
Vendor/Product/Rev Use these items to identify the physical disk resource.
Size Capacity of the disk
Select “Radio button” used to select which disks will participate in the new RAID LUN definition
RAID1/E Click to create a new RAID1 LUN (mirroring)
RAID0 Click to create a new RAID0 LUN (stripping)
Create Volume
Click to commit the selections and create the new RAID device.
CLI command syntax
Table 26 CLI command syntax, set_raid: Add RAID configuration
Convention:
atca_blade set_raid Y <diskmask> <RAID_level> Y +
<diskmask> Ydisk|Ndisk … [Ydisk|Ndisk]
variable length mask. Must specify one entry for each system disk.
Ydisk includes disk in RAID volume, Ndisk exclude disk from RAID volume.
<RAID_level> 0|1
Use value 0 to apply RAID0, and value 1 to apply RAID1
atca_blade set_raid Y Ydisk Ydisk Ydisk Ndisk 1 Y +
Syntax examples
System has four disks. Assign the first three disks to new RAID1 volume.
