name : attach-instances-to-load-balancer.rst **To attach instances to a load balancer** The following ``attach-instances-to-load-balancer`` example attaches instances ``MEAN-1``, ``MEAN-2``, and ``MEAN-3`` to the load balancer ``LoadBalancer-1``. :: aws lightsail attach-instances-to-load-balancer \ --instance-names {"MEAN-1","MEAN-2","MEAN-3"} \ --load-balancer-name LoadBalancer-1 Output:: { "operations": [ { "id": "8055d19d-abb2-40b9-b527-1EXAMPLE3c7b", "resourceName": "LoadBalancer-1", "resourceType": "LoadBalancer", "createdAt": 1571071699.892, "location": { "availabilityZone": "all", "regionName": "us-west-2" }, "isTerminal": false, "operationDetails": "MEAN-2", "operationType": "AttachInstancesToLoadBalancer", "status": "Started", "statusChangedAt": 1571071699.892 }, { "id": "c35048eb-8538-456a-a118-0EXAMPLEfb73", "resourceName": "MEAN-2", "resourceType": "Instance", "createdAt": 1571071699.887, "location": { "availabilityZone": "all", "regionName": "us-west-2" }, "isTerminal": false, "operationDetails": "LoadBalancer-1", "operationType": "AttachInstancesToLoadBalancer", "status": "Started", "statusChangedAt": 1571071699.887 }, { "id": "910d09e0-adc5-4372-bc2e-0EXAMPLEd891", "resourceName": "LoadBalancer-1", "resourceType": "LoadBalancer", "createdAt": 1571071699.882, "location": { "availabilityZone": "all", "regionName": "us-west-2" }, "isTerminal": false, "operationDetails": "MEAN-3", "operationType": "AttachInstancesToLoadBalancer", "status": "Started", "statusChangedAt": 1571071699.882 }, { "id": "178b18ac-43e8-478c-9bed-1EXAMPLE4755", "resourceName": "MEAN-3", "resourceType": "Instance", "createdAt": 1571071699.901, "location": { "availabilityZone": "all", "regionName": "us-west-2" }, "isTerminal": false, "operationDetails": "LoadBalancer-1", "operationType": "AttachInstancesToLoadBalancer", "status": "Started", "statusChangedAt": 1571071699.901 }, { "id": "fb62536d-2a98-4190-a6fc-4EXAMPLE7470", "resourceName": "LoadBalancer-1", "resourceType": "LoadBalancer", "createdAt": 1571071699.885, "location": { "availabilityZone": "all", "regionName": "us-west-2" }, "isTerminal": false, "operationDetails": "MEAN-1", "operationType": "AttachInstancesToLoadBalancer", "status": "Started", "statusChangedAt": 1571071699.885 }, { "id": "787dac0d-f98d-46c3-8571-3EXAMPLE5a85", "resourceName": "MEAN-1", "resourceType": "Instance", "createdAt": 1571071699.901, "location": { "availabilityZone": "all", "regionName": "us-west-2" }, "isTerminal": false, "operationDetails": "LoadBalancer-1", "operationType": "AttachInstancesToLoadBalancer", "status": "Started", "statusChangedAt": 1571071699.901 } ] }