Hi @Abdul @lwang @rar59b  We have a know issue with the javax.security.sasl.SaslException: DIGEST-MD5: IO error acquiring password. Which is not yet fixed in any current CDP versions. https://issues.apache.org/jira/browse/HDFS-16332 Are we seeing any jobs failures when we have this issue? What values we set for the below parameters. dfs.data.transfer.protection = hadoop.rpc.protection = dfs.encrypt.data.transfer = ... View more

@iamfromsky Did You get any resolution for this? . I am facing the same scenario but no help so far in solving this. Jobs are running form certain tool is not able to connect to HMS and fails with the below error. ERROR org.apache.thrift.transport.TSaslTransport: [pool-5-thread-207]: SASL negotiation failure javax.security.sasl.SaslException: DIGEST-MD5: IO error acquiring password [Caused by org.apache.hadoop.security.token.SecretManager$InvalidToken: token expired or does not exist: HIVE_DELEGATION_TOKEN ... View more