Hi, i have hdp 3.0 hdfs 3.1 ambari 2.7 and anaconda spyder, , i have 3 nodemanager and need use IDE Spyder connected to a spark to use the power of Cluster. someone try work with this config? ... View more

Hi, I try connect Anaconda 1.9.6 with Spyder Ver 3.3.2 with HDP 3.0 Ambari Spark2 i generate the remote kernel.json and when try connect the console appears a message : %run "C:\Users\admin01\.spyder-py3\temp.py" ERROR:root:File `'C:\\Users\\admin01\\.spyder-py3\\temp.py'` not found. any idea? ... View more

Hi i have a Question and put my script to help somebody maybe need This script create a User and Folder on all host defined on cluster, assign privilegies and add to group hdfs. Then i create the same created User in ambari view (File View) to upload files into a respective folder after created with the script But all Users created in ambari view can upload to another User folders and delete files i have ranger installed but i can`t find where i can control the control option to dont write or delete in not own directory. SCRIPT " echo " " echo "" echo -n "Ingrese por favor el nombre del usuario a crear: " $username read username echo -n "Creando usuario en Servidor Maestro: " useradd -G hdfs $username passwd $username echo -n "Usuario $username creado OK en Servidor Maestro: " echo "" echo -n "Creando usuario en Host1: " ssh root@192.168.XX.XX useradd -G hdfs $username echo "" ssh root@192.168.XX.XX passwd $username echo "" echo -n "Usuario $username creado OK en Host1: " echo "" echo -n "Creando usuario en Host2: " ssh root@192.168.XX.XX useradd -G hdfs $username echo "" ssh root@192.168.XX.XX passwd $username echo "" echo -n "Usuario $username creado OK en Host2: " echo "" echo -n "Creando carpeta en hdfs: " su -l hdfs -c "hdfs dfs -mkdir /user/$username" echo -n "Carpeta $username creada OK en hdfs: " echo "" echo -n "Creando permisos...; espere...: " su -l hdfs -c "hdfs dfs -chown $username /user/$username" echo -n "Permiso creado correctamente: " echo "" su -l hdfs -c "hdfs dfs -chmod 755 /user/$username" echo -n "Usuarios $username creado satisfactoriamente y con permisos asignados: " #echo -n "asignando quota para el usuario $username .....; ok: " #hdfs dfsadmin -setSpaceQuota 5gb /user/$username hdfs dfs -ls /user/ echo -n "Muchas Gracias: " exit ... View more

Hi, When try exec ambari-server start [root@maestro-hadoop-01 tmp]# ambari-server start Using python /usr/bin/python Starting ambari-server Ambari Server running with administrator privileges. Organizing resource files at /var/lib/ambari-server/resources... Ambari database consistency check started... Server PID at: /var/run/ambari-server/ambari-server.pid Server out at: /var/log/ambari-server/ambari-server.out Server log at: /var/log/ambari-server/ambari-server.log Waiting for server start........................................ERROR: Exiting with exit code -1. REASON: Ambari Server java process has stopped. Please check the logs for more information. check the /var/log/ambari-server/ambari-server.log and found this: WARN [C3P0PooledConnectionPoolManager[identityToken->1hge55j9x1mybganw6n0sl|26abb146]-HelperThread-#2] BasicResourcePool:223 - com.mchange.v2.resourcepool.BasicResourcePool$ScatteredAcquireTask@25affd37 -- Acquisition Attempt Failed!!! Clearing pending acquires. While trying to acquire a needed new resource, we failed to succeed more than the maximum number of allowed acquisition attempts (30). Last acquisition attempt exception: java.sql.SQLException: Access denied for user 'ambari'@'maestro-hadoop-01' (using password: YES) WARN [C3P0PooledConnectionPoolManager[identityToken->1hge55j9x1mybganw6n0sl|26abb146]-HelperThread-#1] BasicResourcePool:220 - Having failed to acquire a resource, com.mchange.v2.resourcepool.BasicResourcePool@5c82031b is interrupting all Threads waiting on a resource to check out. Will try again in response to new client requests. 2018-09-13 16:47:18,623 ERROR [main] AmbariServer:1111 - Failed to run the Ambari Server javax.persistence.PersistenceException: Exception [EclipseLink-4002] (Eclipse Persistence Services - 2.6.2.v20151217-774c696): org.eclipse.persistence.exceptions.DatabaseException Internal Exception: java.sql.SQLException: Connections could not be acquired from the underlying database! Error Code: 0 ... View more