We are using kubernetes catalog to deploy kubernetes in rancher env. Our current ENV is "single rancher server with external database ( aws RDS ).
We use aws autoscaling and nodes automatically added into rancher ENV and we don’t specify any label host manually. Following errors bring down kubernetes dashboard.
(Failed to allocate instance container:1i199147: Bad instance container:1i199147 in state error: Allocation failed: host must not have a container with label
Right now we solve this error by terminating the node manually on which etcd is failing.