@Michael Bronson, Yes. You need to add the service -> install the service and start the service. If you do it from Ambari , it will take care of all these after "Configure services" step ... View more

@Michael Bronson Yes. It will startup inspite the volume is bad. If you dont want this to happen you might have to replace your failed volume with a new volume (ie unmount old one and mount new one) ... View more

yes sure thank you so much ... View more

we get many error like EmulatedXAResource@64deb58f, error code TMNOFLAGS and transaction: [DataNucleus Transaction, ID=Xid=#, enlisted resources=[]] 2017-11-01 10:35:20,363 DEBUG [main]: DataNucleus.Transaction (Log4JLogger.java:debug(58)) - Running enlist operation on resource: org.datanucleus.store.rdbms.ConnectionFactoryImpl$EmulatedXAResource@64deb58f, error code TMNOFLAGS and transaction: [DataNucleus Transaction, ID=Xid=#, enlisted resources=[]] javax.jdo.JDODataStoreException: Error executing SQL query "select "DB_ID" from "DBS"". java.sql.SQLSyntaxErrorException: Table/View 'DBS' does not exist. Caused by: ERROR 42X05: Table/View 'DBS' does not exist. java.lang.RuntimeException: Error applying authorization policy on hive configuration: java.lang.RuntimeException: Unable to instantiate org.apache.hadoop.hive.ql.metadata.SessionHiveMetaStoreClient ... View more

yes the parameter is - log4j.appender.DRFA.MaxBackupIndex=30 , and we already restart the hive service , but still files under /var/log/hive not deleted , what are the other checked that we need to do here ? , and what is the frequency that proccess need to delete the files ? ... View more

@uri ben-ari, This value is calculated using the stack advisor 'yarn.nodemanager.resource.memory-mb' = int(round(min(clusterData['containers']* clusterData['ramPerContainer'], nodemanagerMinRam)))) ... View more

cheers @Jay Kumar SenSharma , that solved my other issue ... View more