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that issue by explicitly setting just enctype aes256-cts-hmac-sha1-96 in kdc.conf/krb5.conf and CM.\r\n\r\nAfter that I could let CM re-generate all the principals successfully, but again got stuck at starting HDFS.\r\nError:\r\n```\r\n+ HADOOP_CLASSPATH=/usr/share/cmf/lib/plugins/event-publish-5.9.0-shaded.jar:/usr/share/cmf/lib/plugins/tt-instrumentation-5.9.0.jar:/usr/share/cmf/lib/plugins/navigator/cdh57/audit-plugin-cdh57-2.8.0-shaded.jar\r\n+ set -x\r\n+ replace_conf_dir\r\n+ find /var/run/cloudera-scm-agent/process/147-hdfs-NAMENODE -type f '!' -path '/var/run/cloudera-scm-agent/process/147-hdfs-NAMENODE/logs/*' '!' -name '*.log' '!' -name '*.keytab' '!' -name '*jceks' -exec perl -pi -e 's#{{CMF_CONF_DIR}}#/var/run/cloudera-scm-agent/process/147-hdfs-NAMENODE#g' '{}' ';'\r\nCan't open /var/run/cloudera-scm-agent/process/147-hdfs-NAMENODE/supervisor.conf: Permission denied.\r\n+ make_scripts_executable\r\n+ find /var/run/cloudera-scm-agent/process/147-hdfs-NAMENODE -regex '.*\\.\\(py\\|sh\\)$' -exec chmod u+x '{}' ';'\r\n+ '[' DATANODE_MAX_LOCKED_MEMORY '!=' '' ']'\r\n+ ulimit -l\r\n+ export HADOOP_IDENT_STRING=hdfs\r\n+ HADOOP_IDENT_STRING=hdfs\r\n+ '[' -n '' ']'\r\n+ '[' mkdir '!=' namenode ']'\r\n+ acquire_kerberos_tgt hdfs.keytab\r\n+ '[' -z hdfs.keytab ']'\r\n+ '[' -n hdfs/ip-10-120-44-100.eu-west-1.compute.internal@GKOENIG.COM ']'\r\n+ '[' -d /usr/kerberos/bin ']'\r\n+ which kinit\r\n+ '[' 0 -ne 0 ']'\r\n++ id -u\r\n+ export KRB5CCNAME=/var/run/cloudera-scm-agent/process/147-hdfs-NAMENODE/krb5cc_496\r\n+ KRB5CCNAME=/var/run/cloudera-scm-agent/process/147-hdfs-NAMENODE/krb5cc_496\r\n+ echo 'using hdfs/ip-10-120-44-100.eu-west-1.compute.internal@GKOENIG.COM as Kerberos principal'\r\n+ echo 'using /var/run/cloudera-scm-agent/process/147-hdfs-NAMENODE/krb5cc_496 as Kerberos ticket cache'\r\n+ kinit -c /var/run/cloudera-scm-agent/process/147-hdfs-NAMENODE/krb5cc_496 -kt /var/run/cloudera-scm-agent/process/147-hdfs-NAMENODE/hdfs.keytab hdfs/ip-10-120-44-100.eu-west-1.compute.internal@GKOENIG.COM\r\nkinit: Cannot contact any KDC for realm 'GKOENIG.COM' while getting initial credentials\r\n+ '[' 1 -ne 0 ']'\r\n+ echo 'kinit was not successful.'\r\n+ exit 1\r\n```\r\n\r\nwill investigate further...\r\n\r\n"}}
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