Chapter 4 Connectivity Management
4.2 Host Group Management
ETERNUS Web GUI User’s Guide (Settings)
Copyright 2015 FUJITSU LIMITED
P2X0-1270-13ENZ0
400
For details on the parameters for this function, refer to
"A.4.2.6 Modify Host Group (SAS)" (page 828)
The procedure to modify a SAS host group is as follows:
Procedure
1
Select the SAS host group to be changed, and click [Modify Host Group] in [Action].
•
Registration of the host is necessary to create a host group. It is not possible to delete all hosts from a
host group.
•
A host that has been registered with ETERNUS Web GUI by using this function belongs to one of the host
groups.
•
A host can be a member of several host groups. However, only one LUN group can be allocated to host
and port combinations when configuring host affinity.
•
Refer to "FUJITSU Storage ETERNUS DX Configuration Guide -Server Connection-" for each OS type to assign
an appropriate host response to the host group. A host response has a recommended patterns which has
been prepared for each OS type. Refer to
"Recommended patterns of host responses" (page 472)
for
details. If an appropriate host response is not configured to the host group, the path may not be switched
correctly or the volume may not be recognized correctly.
•
The host response that is specified for a host group is applied to all the member hosts in the target group.
When a host belongs to multiple host groups, the same host response must be applied for all the groups
to which the target host belongs. When a host that already belongs to an existing host group is added to
another host group, the host response of the target host is changed to the host response of the host
group to which the target host is added. The host response of the existing host group to which the target
host belongs is also changed. Refer to
"Example of changing the host response when adding a host to an
existing host group" (page 371)
for details.
•
When changing the host response for the host group, the host responses of the other host groups to
which the target host belongs are also changed.
•
When a host was added to a host group, of which the host affinity setting has been configured, paths
between all the ports with the host affinity setting and the added host will be configured. To modify the
path between a host and a port, refer to
"4.1.3 Modify Host Affinity" (page 351)
•
When a host in the host group for which the host affinity settings are already configured is deleted, the
path from the host to the port is also deleted.
•
To change the host name or SAS address, use the procedure in
"4.2.17 Modify SAS Host" (page 427)
.
•
To create a new host group and register hosts, use the procedure in
Содержание Eternus DX200F
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