Hi Prajakta,
Are you sure that your KDC is running? It looks like from your
stack that it might not be, or that you can't connect to it. Can you
telnet or nc to port 88 on the server that the KDC is running?
-Eugene
On 11/19/12 6:48 PM, Prajakta Kalmegh wrote:
Hi
Re-posting my previous problem:
I am trying to configure Hadoop with Kerberos following the
instructions given at
<https://cwiki.apache.org/confluence/display/GIRAPH/Quick+Start+-+Running+Giraph+with+Secure+Hadoop>.
12/11/19 18:30:26 ERROR namenode.NameNode: java.io.IOException: Login
failure for pkalmegh@HADOOP.LOCALDOMAIN from keytab
/home/pkalmegh/kerb-setup/pkalmegh.keytab
at
org.apache.hadoop.security.UserGroupInformation.loginUserFromKeytab(UserGroupInformation.java:630)
Caused by: javax.security.auth.login.LoginException: Connection refused
at
com.sun.security.auth.module.Krb5LoginModule.attemptAuthentication(Krb5LoginModule.java:700)
at
com.sun.security.auth.module.Krb5LoginModule.login(Krb5LoginModule.java:542)