When I un-installed the packages, it complained about users and directories. I finally repeated the steps for cleaning the cluster.
Even before I did this, I get this always while starting the agent : ambari-agent start Verifying Python version compatibility... Using python /usr/bin/python2.6 Checking for previously running Ambari Agent... chown: cannot access ` /var/lib/ambari-agent/keys': No such file or directory Starting ambari-agent Verifying ambari-agent process status... Ambari Agent successfully started Agent PID at: /var/run/ambari-agent/ambari-agent.pid Agent out at: /var/log/ambari-agent/ambari-agent.out Agent log at: /var/log/ambari-agent/ambari-agent.log On Thu, Oct 29, 2015 at 12:56 PM, Dmitry Sen <[email protected]> wrote: > Yes > > > ------------------------------ > *From:* Kaliyug Antagonist <[email protected]> > *Sent:* Thursday, October 29, 2015 12:05 PM > *To:* [email protected] > *Subject:* Do I need to uninstall these packages > > I had started with Ambari 2.1.0 and HDP and encountered some issues. > After reading forum threads etc., I decided to upgrade to 2.1.2 and carried > out the stop, reset and start of the Ambari server. As per the community, I > need not bother about the already installed rpm on the nodes. > > After I started the fresh installation, during host registration, I got > the following warning(do i need to remove any packages ?) : > > The following packages should be uninstalled *Package* > ambari-metrics-monitor.x86_64 2.0.0-151 Installed on 9 hosts > hadoop_2_3_2_0_2950-httpfs.x86_64 2.7.1.2.3.2.0-2950.el6 Installed on 1 > host ranger_2_3_2_0_2950-yarn-plugin.x86_64 0.5.0.2.3.2.0-2950.el6 Installed > on 9 hosts hadoop_2_3_2_0_2950-yarn-proxyserver.x86_64 > 2.7.1.2.3.2.0-2950.el6 Installed on 1 host > hadoop_2_3_2_0_2950-hdfs-fuse.x86_64 2.7.1.2.3.2.0-2950.el6 Installed on 1 > host ranger_2_2_4_2_2-hdfs-plugin.x86_64 0.4.0.2.2.4.2-2.el6 Installed on 9 > hosts ranger_2_3_2_0_2950-hdfs-plugin.x86_64 0.5.0.2.3.2.0-2950.el6 Installed > on 9 hosts hadoop_2_3_2_0_2950-hdfs-journalnode.x86_64 > 2.7.1.2.3.2.0-2950.el6 Installed on 1 host hadoop_2_3_2_0_2950-yarn.x86_64 > 2.7.1.2.3.2.0-2950.el6 Installed on 8 hosts > hadoop_2_3_2_0_2950-hdfs.x86_64 2.7.1.2.3.2.0-2950.el6 Installed on 9 > hosts bigtop-tomcat.noarch 6.0.44-1.el6 Installed on 1 host > hadoop_2_3_2_0_2950-libhdfs.x86_64 2.7.1.2.3.2.0-2950.el6 Installed on 8 > hosts hadoop_2_3_2_0_2950-hdfs-secondarynamenode.x86_64 > 2.7.1.2.3.2.0-2950.el6 Installed on 1 host > hadoop_2_3_2_0_2950-mapreduce.x86_64 2.7.1.2.3.2.0-2950.el6 Installed on 8 > hosts hadoop_2_3_2_0_2950-yarn-nodemanager.x86_64 2.7.1.2.3.2.0-2950.el6 > Installed > on 1 host hadoop_2_3_2_0_2950-hdfs-datanode.x86_64 2.7.1.2.3.2.0-2950.el6 > Installed > on 1 host hadoop_2_3_2_0_2950-hdfs-namenode.x86_64 2.7.1.2.3.2.0-2950.el6 > Installed > on 1 host hadoop_2_3_2_0_2950-source.x86_64 2.7.1.2.3.2.0-2950.el6 Installed > on 1 host ranger_2_2_4_2_2-hbase-plugin.x86_64 0.4.0.2.2.4.2-2.el6 Installed > on 5 hosts zookeeper_2_3_2_0_2950.noarch 3.4.6.2.3.2.0-2950.el6 Installed > on 9 hosts hadoop_2_3_2_0_2950-httpfs-server.x86_64 2.7.1.2.3.2.0-2950.el6 > Installed > on 1 host hadoop_2_3_2_0_2950-conf-pseudo.x86_64 2.7.1.2.3.2.0-2950.el6 > Installed > on 1 host hadoop_2_3_2_0_2950-doc.x86_64 2.7.1.2.3.2.0-2950.el6 Installed > on 1 host hadoop_2_3_2_0_2950-hdfs-zkfc.x86_64 2.7.1.2.3.2.0-2950.el6 > Installed > on 1 host ambari-metrics-hadoop-sink.x86_64 2.0.0-151 Installed on 9 hosts > hadoop_2_3_2_0_2950.x86_64 2.7.1.2.3.2.0-2950.el6 Installed on 9 hosts > hadoop_2_3_2_0_2950-client.x86_64 2.7.1.2.3.2.0-2950.el6 Installed on 7 > hosts hadoop_2_3_2_0_2950-yarn-resourcemanager.x86_64 > 2.7.1.2.3.2.0-2950.el6 Installed on 1 host hdp-select.noarch > 2.3.2.0-2950.el6 Installed on 9 hosts > hadoop_2_3_2_0_2950-mapreduce-historyserver.x86_64 2.7.1.2.3.2.0-2950.el6 > Installed > on 1 host hadoop_2_3_2_0_2950-yarn-timelineserver.x86_64 > 2.7.1.2.3.2.0-2950.el6 Installed on 1 host bigtop-jsvc.x86_64 > 1.0.10.2.3.2.0-2950.el6 Installed on 9 hosts falcon_2_3_2_0_2950.noarch > 0.6.1.2.3.2.0-2950.el6 Installed on 6 hosts > accumulo_2_3_2_0_2950-conf-standalone.x86_64 1.7.0.2.3.2.0-2950.el6 Installed > on 8 hosts accumulo_2_3_2_0_2950-source.x86_64 1.7.0.2.3.2.0-2950.el6 > Installed > on 8 hosts accumulo_2_3_2_0_2950.x86_64 1.7.0.2.3.2.0-2950.el6 Installed > on 8 hosts accumulo_2_3_2_0_2950-test.x86_64 1.7.0.2.3.2.0-2950.el6 Installed > on 8 hosts falcon_2_3_2_0_2950-doc.noarch 0.6.1.2.3.2.0-2950.el6 Installed > on 6 hosts ranger_2_2_4_2_2-hive-plugin.x86_64 0.4.0.2.2.4.2-2.el6 Installed > on 3 hosts atlas-metadata_2_3_2_0_2950.noarch 0.5.0.2.3.2.0-2950.el6 Installed > on 1 host atlas-metadata_2_3_2_0_2950-hive-plugin.noarch > 0.5.0.2.3.2.0-2950.el6 Installed on 1 host ambari-metrics-collector.x86_64 > 2.0.0-151 Installed on 1 host flume_2_3_2_0_2950-agent.noarch > 1.5.2.2.3.2.0-2950.el6 Installed on 5 hosts > hbase_2_3_2_0_2950-thrift.noarch 1.1.2.2.3.2.0-2950.el6 Installed on 5 > hosts hbase_2_3_2_0_2950-master.noarch 1.1.2.2.3.2.0-2950.el6 Installed > on 5 hosts flume_2_3_2_0_2950.noarch 1.5.2.2.3.2.0-2950.el6 Installed on 5 > hosts hbase_2_3_2_0_2950-regionserver.noarch 1.1.2.2.3.2.0-2950.el6 Installed > on 5 hosts hbase_2_3_2_0_2950-rest.noarch 1.1.2.2.3.2.0-2950.el6 Installed > on 5 hosts hbase_2_3_2_0_2950.noarch 1.1.2.2.3.2.0-2950.el6 Installed on 5 > hosts hbase_2_3_2_0_2950-thrift2.noarch 1.1.2.2.3.2.0-2950.el6 Installed > on 5 hosts phoenix_2_3_2_0_2950.noarch 4.4.0.2.3.2.0-2950.el6 Installed > on 5 hosts ranger_2_2_4_2_2-storm-plugin.x86_64 0.4.0.2.2.4.2-2.el6 Installed > on 5 hosts hbase_2_3_2_0_2950-doc.noarch 1.1.2.2.3.2.0-2950.el6 Installed > on 5 hosts ranger_2_3_2_0_2950-hbase-plugin.x86_64 0.5.0.2.3.2.0-2950.el6 > Installed > on 5 hosts ranger_2_2_4_2_2-knox-plugin.x86_64 0.4.0.2.2.4.2-2.el6 Installed > on 1 host > > > > > >
