How to Delete a Host Group in FusionStorage

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On FusionStorage, choose Resource Pool > Volume Management > iSCSI Volume Mapping.
The iSCSI Volume Mapping page is displayed.
Choose Host Groups in the right pane.
Locate the row that contains the host group to be deleted, click More in the Operation column, and select View Added Hosts.
The View Added Hosts page is displayed.
Check whether the host group accommodates hosts.
If yes, go to Step 5.
If no, go to Step 7.
Click More in the Operation column and select Delete Host.
The Delete Host page is displayed.
Select the hosts to be deleted and click OK.
The Host Groups page is displayed.
Locate the row that contains the host group to be deleted, and click Delete in the Operation column.
A dialog box is displayed.
Click Yes.
The Host Groups page is displayed, and the host group is successfully deleted.

Other related questions:
How to query Initiators on a host in FusionStorage
On FusionStorage, choose Resource Pool > Volume Management > iSCSI Volume Mapping. The iSCSI Volume Mapping page is displayed. Choose Hosts in the right pane. Locate the row that contains the host where initiators are to be queried, click More in the Operation column, and select View Host-Mapped Initiator. The View Host-Mapped Initiator page is displayed, showing information about the queried initiators. No further action is required.

How to delete a Volume in FusionStorage
On FusionStorage, choose Resource Pool > Volume Management > Volumes. The Volumes page is displayed. Check whether more than one volume needs to be deleted. If yes, go to Step 4. If no, go to Step 3. Locate the row that contains the volume to be deleted, and click Delete in the Operation column. A dialog box is displayed. Then, go to Step 5. Select volumes to be deleted in the volume list and click Delete above the volume list. A dialog box is displayed. Click OK. A warning dialog box is displayed. Click OK. The Volumes page is displayed, and the volumes are deleted.

How to Create and Add a Host in FusionStorage
1. On FusionStorage, choose Resource Pool > Volume Management > iSCSI Volume Mapping. The iSCSI Volume Mapping page is displayed. 2. Choose Hosts in the right pane. 3. Click Create. 4. Set the host name and click Yes. The Hosts page is displayed, and the host is successfully created. 5. Check whether the host needs to be added to a host group. ? If yes, go to Step 6. ? If no, no further action is required. Add a host to a host group. 6. Locate the row that contains the host to be added to a host group, click More in the Operation column, and select Add to Host Group. The Add to Host Group page is displayed. 7. Select the host group to which the host is to be added and click OK. The Hosts page is displayed, and the host is successfully added to the host group. You can query the host group information of the host in the row that contains this host.

Introduction to the OceanStor ReplicationDirector host and host group
In OceanStor ReplicationDirector, a host refers to an application server deployed at the production site or disaster recovery site. A host protected at the production site is called a production host, and a host used for testing or disaster recovery at the disaster recovery site is called a disaster recovery host. A host group is a collection of one or more hosts of the same type.

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