https://community.cloudera.com/t5/Support-Questions/recover-username-and-password-from-services-installed/m-p/308962#M223737 <P>hdfs,yarn,hive etc are system users, they will not have any passwords by default, however you can su from root. If you really want set passwords anyway then&nbsp;<SPAN>$ passwd hdfs command will prompt you to set a new password but i don't see a reason why anyone want to do that for system users.&nbsp;</SPAN></P> Wed, 06 Jan 2021 18:04:14 GMT Manikumar Juttukonda 2021-01-06T18:04:14Z