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Created 02-04-2016 06:12 PM
hi,
I had followed the document ldap groupmappings. when start the hdfs,I get the warning:
2016-02-04 18:30:06,397 WARN org.apache.hadoop.security.UserGroupInformation: No groups available for user mapred 2016-02-04 18:30:07,178 WARN org.apache.hadoop.security.UserGroupInformation: No groups available for user hdfs 2016-02-04 18:30:07,179 WARN org.apache.hadoop.security.UserGroupInformation: No groups available for user hdfs 2016-02-04 18:30:08,180 WARN org.apache.hadoop.security.UserGroupInformation: No groups available for user hdfs 2016-02-04 18:30:08,181 WARN org.apache.hadoop.security.UserGroupInformation: No groups available for user hdfs 2016-02-04 18:30:08,241 WARN org.apache.hadoop.security.UserGroupInformation: No groups available for user spark 2016-02-04 18:30:09,182 WARN org.apache.hadoop.security.UserGroupInformation: No groups available for user hdfs 2016-02-04 18:30:09,182 WARN org.apache.hadoop.security.UserGroupInformation: No groups available for user hdfs 2016-02-04 18:30:10,184 WARN org.apache.hadoop.security.UserGroupInformation: No groups available for user hdfs 2016-02-04 18:30:10,184 WARN org.apache.hadoop.security.UserGroupInformation: No groups available for user hdfs
how to fix it.
regards
rube