Сбой start-dfs.sh:
nikita@master:/usr/local/hadoop/sbin$ ./start-dfs.sh
Starting namenodes on [master]
ERROR: namenode can only be executed by root.
Starting datanodes
ERROR: datanode can only be executed by root.
Starting secondary namenodes [master]
ERROR: secondarynamenode can only be executed by root.
nikita@master:/usr/local/hadoop/sbin$ sudo ./start-dfs.sh
Starting namenodes on [master]
master: Permission denied (publickey,password).
Starting datanodes
localhost: Permission denied (publickey,password).
Starting secondary namenodes [master]
master: Permission denied (publickey,password).
Запустите "ssh master" - ОК;запустить "sudo ssh master" - В доступе отказано
Как решить?Как запустить start-dfs.sh без «sudo»?