@Ali Bajwa and @Vinod Bonthu Thanks for your time.. I will go through the links provided by you. Many thanks again to both of you. ... View more

I had same issue on rhel 7 with below error Error: Execution of '/usr/bin/yum -d 0 -e 0 -y install hadoop_2_6_3_0_235-hdfs' returned 1. Error: Package: hadoop_2_6_3_0_235-hdfs-2.7.3.2.6.3.0-235.x86_64 (HDP-2.6-repo-101) Requires: libtirpc-devel You could try using --skip-broken to work around the problem Solution : Please check the Red Hat Enterprise Linux Server 7 Optional (RPMs) enabled on all nodes with below command # yum repolist all (To check enabled or disabled) !rhui-REGION-rhel-server-optional/7Server/x86_64 Red Hat Enterprise Linux Server 7 Optional (RPMs) Disabled: #yum-config-manager --enable rhui-REGION-rhel-server-optional ( enabling the optional rpms) Cross verify with first command to get it optional rpms enabled # yum repolist all !rhui-REGION-rhel-server-optional/7Server/x86_64 Red Hat Enterprise Linux Server 7 Optional (RPMs) enabled: 13,201 ... View more