If a primary/secondary server group is no longer needed to forward traffic, you can delete the primary/secondary server group.
- Log on to the Server Load Balancer console.
- On the Server Load Balancers page, select the region of the target SLB instance.
- Find the target SLB instance and click its instance ID.
- Click the Primary/Secondary Server Groups tab.
- Find the target primary/secondary server group and click Delete in the Actions column.
- In the dialog box that appears, click OK.