cluster API unreachable: E0719 21:42:13.301705 105 memcache.go:265] couldn't get current server API group list: Get "https://ab8b63332409c4c8d81bb5f4cd080828-5c2f67f8b37bdd1f.elb.us-east-1.amazonaws.com:6443/api?timeout=32s": dial tcp: lookup ab8b63332409c4c8d8