when i have run bin/hdfs namenode -format,i want to run sudo sbin/start-dfs.sh,but it throw a error that root account is not found.
Starting namenodes on [localhost]
ERROR: Refusing to run as root: root account is not found. Aborting.
Starting datanodes
ERROR: Refusing to run as root: root account is not found. Aborting.
Starting secondary namenodes [bogon]
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bogon: ssh: connect to host bogon port 22: Connection timed out