HI all,   please suggest how to choose variants of CDP.   we have HDP on prem wanted to migrate CDP latest.   CDP DC or CDP Private cloude   Thanks, kant  ... View more

looking for documentation for HDP to CDP-dc (on prim)     Thanks, kant ... View more

Hi All, My cluser details: ambari 2.5 HDP 2.6.3 I have installed knox on one of the my node, its working fine on demo ldap service. but when i change the configuration for ldap getting below mentioned error: 2019-02-14 14:22:26,842 INFO hadoop.gateway (KnoxLdapRealm.java:getUserDn(691)) - Computed userDn: cn=username,ou=hadoop_usr_dev,ou=groups,ou=accounts,dc=domainname,dc=com using dnTemplate for principal: username 2019-02-14 14:22:26,847 INFO hadoop.gateway (KnoxLdapRealm.java:doGetAuthenticationInfo(203)) - Could not login: org.apache.shiro.authc.UsernamePasswordToken - username, rememberMe=false (1.1.1.1) 2019-02-14 14:22:26,847 ERROR hadoop.gateway (KnoxLdapRealm.java:doGetAuthenticationInfo(205)) - Shiro unable to login: javax.naming.AuthenticationException: [LDAP: error code 32 - No Such Object] kindly suggest what went wrong , if any ody faced this issue. Thanks, kant ... View more

Hi All, I am trying to run hive on spark engine. cluster details: HDP 2.6/ Ambari 2.5 /hive-1.2.1/saprk-1.6 I have cpoied spark assembly jar file to hive /lib/ directory and set hive.execution.engine=spark and tried to run query through an error as below . hive> set hive.execution.engine=spark; hive> select count(*) from sparksql_query.final_result; Query ID = user_20180906105558_d4566904-e2a4-4d94-b91b-404bdd6c1b12 Total jobs = 1 Launching Job 1 out of 1 In order to change the average load for a reducer (in bytes): set hive.exec.reducers.bytes.per.reducer=<number> In order to limit the maximum number of reducers: set hive.exec.reducers.max=<number> In order to set a constant number of reducers: set mapreduce.job.reduces=<number> Starting Spark Job = 61362f50-0bd4-4676-bfef-87d433386a94 Status: SENT Failed to execute spark task, with exception 'java.lang.IllegalStateException(RPC channel is closed.)' FAILED: Execution Error, return code 1 from org.apache.hadoop.hive.ql.exec.spark.SparkTask hive> Any sigggestion will helps me a lot kant ... View more