System information

Using the RAID GUI
2-27
Add hosts
In the symmetric storage main screen, click Host > Add.
Remove hosts
Select the host(s) you want to delete and click Remove. Check the ‘Only remove from host group’ box if you want to
remove the host(s) from the host group only.
Modify hosts/host group
Select a host you want to change for its host name, host group ID, or host group name, and click Modify to enter the
settings screen.
Add LUNs in Host Group
After setting the host(s), click Back to return to the symmetric storage main screen. Then click Add to add LUNs in the
HG(s).
Remove LUNs from host
Select the LUN(s) you want to remove and click Remove. To remove all LUNs of a virtual disk from one or all hosts,
check the ‘Remove mapping virtual disk from all host’ box.
Host ID Select a Host ID from the drop-down menu. A maximum of 32 hosts can be
added to the controller.
WWPN Each FC port needs a WWPN for communicating with other devices in an FC
domain. Users can choose each WWPN of Fiber HBA from the ‘Choose from
detected hosts’ box or directly enter the WWPN in this field.
SAS Address For SAS controller each SAS port needs a SAS Address for communicating with
other devices in an SAS domain.
Host Name Use the system default name as hostx. ‘x’ is the Host identifier.
OR
Uncheck the ‘Use system default name’ box and enter the name in the Name
field. The maximum name length is 63 bytes.
HG ID Select a Host Group ID from the drop-down menu. You can select from hg0 to
hg31 or No group.That is must to set for symmetric method.
HG ID Select a HG ID from the drop-down menu. A maximum of 32 hosts can be
added to the controller.
LUN ID Select a LUN ID from the drop-down menu. where up to 128 IDs are available
for the selection.
Mapping Virtual Disk Select a virtual disk from the drop-down menu for LUN mapping.
Sector Size 512Byte / 1KB / 2KB / 4KB
Select a sector size from the drop-down menu as the basic unit of data transfer
in a host.
Number of Cylinder / Number of
Head / Number of Sector
Define a specific cylinder, head, and sector to accommodate different host
systems and applications. The default is Auto.
Write Completion Write-behind: Write commands are reported as completed when host’s data is
transferred to the write cache.
Write-through: Write commands are reported as completed only when host’s
data has been written to disk.