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Chapter 5 Configuration Menu
> 5.4 Host Interface Management
ETERNUS DX400/DX8000 series ETERNUSmgr User Guide Settings/Maintenance
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• When deleting the Host-Affinity Group during operation, make sure to
stop the host access related to the Host-Affinity Group to be deleted. To
add a new Host-Affinity Group, it is not neces s a r y t o s t o p t h e h o s t
access.
• When copying Host Affinity Group information to an active CA, make
sure to stop host access to the copy destination CA Port. When copying
Host Affinity Group information to a newly added CA, it is not necessary
to stop host access.
• The Host-Affinity function can be used if the [Affi n i t y M o d e ] o f t h e t a r g e t
FC-CA Port or iSCSI-CA port is [ON (Enabled)].
• "Connected Affinity Group" can be linked only when the host specific
mode of the Host Response is "HP-UX Mode (SCC)".
• When the host specific mode of the Host Res p o n s e i s " N o r m a l M o d e
(Default)", "AIX Mode", or "VMware Mode", the number of LUNs that
can be accessed from the host is 256. Even if you map 257 or more
LUNs (LUN: 0x100-) using the [Set Affinity Group] function, the host
cannot access them. The 257th or higher LUNs (LUN: 0x100-) cannot
be displayed by the [Allocate Host-Affinity Group] function.
• When Resource Domains are registered in the ETERNUS DX400/
DX8000 series, the host information and Affinity Groups that can be set
for the Host-Affinity Groups differ depending on the current user
account.
- When logged on using a Total Administrator account, all the host
information and Affinity Groups that are assigned to the Resource
Domains can be set to the Host-Affinity Groups.
- When logged on using a Resource Domain Administrator account,
only the host information and Affinity Groups that are assigned to the
relevant Resource Domain and the Shared Resource, can be set to
the Host-Affinity Groups.
• In the following cases, this operation cannot be performed, and a
message to that effect appears.
- When no Affinity Groups are registered (*1)
- When there is no CA port where the Host-Affinity Group is enabled
- When no host corresponding to the CA port where Host-Affinity
Group is enabled, is registered (*1)
*1: When logged on using a Resource Domain Administrator account, and no
Affinity Groups or no hosts are assigned to the relevant Resource Domain,
the [Allocate Host-Affinity Group] function cannot be used.