Hi Todd,   What am i missing i really don't understand, the error remains the same.   I dont see anything wrong with configuration, i update conf as decribed in the troubleshoot. Below is my conf list, mapreduce jobs are working as expected   Server [root@xeon narayana]# cat /var/kerberos/krb5kdc/kdc.conf [kdcdefaults]  kdc_ports = 88  kdc_tcp_ports = 88 [realms]  NARAYANA.LOCAL = {   #master_key_type = aes256-cts   # Narayana added   max_renewable_life = 7d 0h 0m 0s   acl_file = /var/kerberos/krb5kdc/kadm5.acl   dict_file = /usr/share/dict/words   admin_keytab = /var/kerberos/krb5kdc/kadm5.keytab   supported_enctypes = aes256-cts:normal aes128-cts:normal des3-hmac-sha1:normal arcfour-hmac:normal des-hmac-sha1:normal des-cbc-md5:normal des-cbc-crc:normal   # Narayana added   default_principal_flags = +renewable } clients ---------   [cloudera@cloudera-cdh05 hue]$ klist Ticket cache: FILE:/tmp/krb5cc_500 Default principal: cloudera/cloudera-cdh05.narayana.local@NARAYANA.LOCAL Valid starting     Expires            Service principal 08/19/14 09:48:35  08/20/14 09:48:33  krbtgt/NARAYANA.LOCAL@NARAYANA.LOCAL     renew until 08/19/14 09:48:35 [cloudera@cloudera-cdh05 hue]$ cat /etc/krb5.conf [logging]  default = FILE:/var/log/krb5libs.log  kdc = FILE:/var/log/krb5kdc.log  admin_server = FILE:/var/log/kadmind.log [libdefaults]  default_realm = NARAYANA.LOCAL  dns_lookup_realm = false  dns_lookup_kdc = false  ticket_lifetime = 24h  renew_lifetime = 7d  forwardable = true  #udp_preference_limit = 1 [realms]  NARAYANA.LOCAL = {   kdc = 192.168.1.10   admin_server = 192.168.1.10   default_domain = narayana.local  } [domain_realm]  .narayana.local = NARAYANA.LOCAL  narayana.local = NARAYANA.LOCAL [root@cloudera-cdh06 ~]# cat /etc/krb5.conf [logging]  default = FILE:/var/log/krb5libs.log  kdc = FILE:/var/log/krb5kdc.log  admin_server = FILE:/var/log/kadmind.log [libdefaults]  default_realm = NARAYANA.LOCAL  dns_lookup_realm = false  dns_lookup_kdc = false  ticket_lifetime = 24h  renew_lifetime = 7d  forwardable = true  #udp_preference_limit = 1 [realms]  NARAYANA.LOCAL = {   kdc = 192.168.1.10   admin_server = 192.168.1.10   default_domain = narayana.local  } [domain_realm]  .narayana.local = NARAYANA.LOCAL  narayana.local = NARAYANA.LOCAL ... View more

Hi, Im using only kerberos not AD I get an error please let me know why? Im trying to run job from sqoop sql to hdfs http://cloudera-cdh05.narayana.local:8888/sqoop/#jobs on browser Error: org.apache.hadoop.security.AccessControlException: SIMPLE authentication is not enabled. Available:[TOKEN, KERBEROS] [root@xeon narayana]# vim /var/kerberos/krb5kdc/kdc.conf ----------------------------- [kdcdefaults]  kdc_ports = 88  kdc_tcp_ports = 88 [realms]  NARAYANA.LOCAL = {   #master_key_type = aes256-cts   # Narayana added   max_renewable_life = 10000d   acl_file = /var/kerberos/krb5kdc/kadm5.acl   dict_file = /usr/share/dict/words   admin_keytab = /var/kerberos/krb5kdc/kadm5.keytab   supported_enctypes = aes256-cts:normal aes128-cts:normal des3-hmac-sha1:normal arcfour-hmac:normal des-hmac-sha1:normal des-cbc-md5:normal des-cbc-crc:normal   # Narayana added   default_principal_flags = +renewable }   Clients ---------- [cloudera@cloudera-cdh05 hue]$ klist Ticket cache: FILE:/tmp/krb5cc_500 Default principal: cloudera/cloudera-cdh05.narayana.local@NARAYANA.LOCAL Valid starting     Expires            Service principal 08/18/14 22:24:54  08/19/14 22:24:54  krbtgt/NARAYANA.LOCAL@NARAYANA.LOCAL     renew until 08/18/14 22:24:54 [cloudera@cloudera-cdh05 hue]$ cat /etc/krb5.conf [logging]  default = FILE:/var/log/krb5libs.log  kdc = FILE:/var/log/krb5kdc.log  admin_server = FILE:/var/log/kadmind.log [libdefaults]  default_realm = NARAYANA.LOCAL  dns_lookup_realm = false  dns_lookup_kdc = false  ticket_lifetime = 10000h  renew_lifetime = 10000d  forwardable = true  udp_preference_limit = 1 [realms]  NARAYANA.LOCAL = {   kdc = 192.168.1.10   admin_server = 192.168.1.10  } [domain_realm]  .narayana.local = NARAYANA.LOCAL  narayana.local = NARAYANA.LOCAL   Error ------- /var/log/hue/error.log [18/Aug/2014 09:57:08 -0700] kerberos_    ERROR    handle_other(): Mutual authentication unavailable on 200 response [18/Aug/2014 09:57:08 -0700] kerberos_    ERROR    handle_other(): Mutual authentication unavailable on 200 response [18/Aug/2014 09:57:08 -0700] kerberos_    ERROR    handle_other(): Mutual authentication unavailable on 200 response [18/Aug/2014 09:57:11 -0700] kerberos_    ERROR    handle_other(): Mutual authentication unavailable on 200 response [18/Aug/2014 09:57:41 -0700] kerberos_    ERROR    handle_other(): Mutual authentication unavailable on 200 response ... View more

Hi, Can help you  http://www.cloudera.com/content/support/en/downloads/cloudera_manager/cm-5-1-0.html  Cloudera Manager Installation Guide.pdf - check uninstall guide   you need to record the paths which you install the CDH ... View more

Your query is partial   How many nodes you have?   1) If you installed CM, CDH, Embedded DB on single node then you can increase CM memory in the default config     $ sudo vi /etc/default/cloudera-scm-server 2) You can go the each service and increase the java memory settings using advanced configuarion.   ... View more

1) Disable IPv6, firewalls, selinux, dns look up is proper 2) Ensure you have sufficient RAM, cores on the CM machines 3) Proper version of java for your CM 4) CM, DB are well connected ??   Please provide all the above details   Just increase java memory for CM $ sudo vi /etc/default/cloudera-scm-server ... View more