Please open a new topic as your issue is unrelated to this topic. This helps keep issues separate and improves your search experience. Effectively your issue is that your YARN Resource Manager is either (1) down, due to a crash explained in the /var/log/hadoop-yarn/*.out files, or (2) not serving on the external address that quickstart.cloudera runs on, for which you need to ensure that 'nslookup $(hostname -f)' resolves to the external address in your VM and not localhost/127.0.0.1. ... View more