This is the part of ansible playbook.. - name: Waiting for ambari-agents to register uri: url="http://{{ ansible_default_ipv4.address }}:8080/api/v1/hosts/{{ hostvars[item]['ansible_fqdn'] | lower }}" method=GET force_basic_auth=yes user=admin password=admin HEADER_X-Requested-By="ambari" status_code=200,201,202,404 with_items: "{{ groups['all'] }}" register: result until: "result.status != 404" retries: 200 delay: 5 ... View more

@Jay SenSharma So ideally ambari-agent.ini file should contain the ambari-server's hostname and /etc/hosts file must contain dns of both server and agent machines which was provided.. FYR.. ambari-agent.ini [server] hostname=ambari_server_hostname url_port=8440 secured_url_port=8441 Is it required to provide the ambari-agent's hostname in the ambari-agent.ini file..? ... View more

Is it possible to view hive tables and their contents from ranger UI? If ranger provides only creating policies for hive database ... View more

@Kuldeep Kulkarni I've attached the yarn log file..the cluster was non HA initially then from ambari UI added HA namenode..all the services were up n running when it was a non HA cluster. Thanks in advance! yarnlog.txt ... View more

@Dezka Dex @mqureshi I've been working on creating asymmetric cluster(decoupling storage and compute) with node labeling. Take a look this for my query. It would be really helpful if you could share the progress of your work. Thanks in advance. ... View more

Followed this link https://docs.hortonworks.com/HDPDocuments/HDP2/HDP-2.3.6/bk_yarn_resource_mgt/content/configuring_node_labels.html ... View more

servererror.pngHi, The problem was that i did not add Hbase service to the cluster, also now when i try to add i am facing the following issues, hiveserver2 and history server are not getting started if i try to start history server from ambari i am getting the following error Traceback (most recent call last): File "/var/lib/ambari-agent/cache/common-services/YARN/2.1.0.2.0/package/scripts/historyserver.py", line 190, in <module> HistoryServer().execute() File "/usr/lib/python2.6/site-packages/resource_management/libraries/script/script.py", line 280, in execute method(env) File "/var/lib/ambari-agent/cache/common-services/YARN/2.1.0.2.0/package/scripts/historyserver.py", line 101, in start host_sys_prepped=params.host_sys_prepped) File "/usr/lib/python2.6/site-packages/resource_management/libraries/functions/copy_tarball.py", line 257, in copy_to_hdfs replace_existing_files=replace_existing_files, File "/usr/lib/python2.6/site-packages/resource_management/core/base.py", line 155, in __init__ self.env.run() File "/usr/lib/python2.6/site-packages/resource_management/core/environment.py", line 160, in run self.run_action(resource, action) File "/usr/lib/python2.6/site-packages/resource_management/core/environment.py", line 124, in run_action provider_action() File "/usr/lib/python2.6/site-packages/resource_management/libraries/providers/hdfs_resource.py", line 459, in action_create_on_execute self.action_delayed("create") File "/usr/lib/python2.6/site-packages/resource_management/libraries/providers/hdfs_resource.py", line 456, in action_delayed self.get_hdfs_resource_executor().action_delayed(action_name, self) File "/usr/lib/python2.6/site-packages/resource_management/libraries/providers/hdfs_resource.py", line 255, in action_delayed self._create_resource() File "/usr/lib/python2.6/site-packages/resource_management/libraries/providers/hdfs_resource.py", line 269, in _create_resource self._create_file(self.main_resource.resource.target, source=self.main_resource.resource.source, mode=self.mode) File "/usr/lib/python2.6/site-packages/resource_management/libraries/providers/hdfs_resource.py", line 322, in _create_file self.util.run_command(target, 'CREATE', method='PUT', overwrite=True, assertable_result=False, file_to_put=source, **kwargs) File "/usr/lib/python2.6/site-packages/resource_management/libraries/providers/hdfs_resource.py", line 179, in run_command _, out, err = get_user_call_output(cmd, user=self.run_user, logoutput=self.logoutput, quiet=False) File "/usr/lib/python2.6/site-packages/resource_management/libraries/functions/get_user_call_output.py", line 61, in get_user_call_output raise Fail(err_msg) resource_management.core.exceptions.Fail: Execution of 'curl -sS -L -w '%{http_code}' -X PUT --data-binary @/usr/hdp/2.5.3.0-37/hadoop/mapreduce.tar.gz 'http://nnode.aws.atlas.bdaas.com:50070/webhdfs/v1/hdp/apps/2.5.3.0-37/mapreduce/mapreduce.tar.gz?op=CREATE&user.name=hdfs&overwrite=True&permission=444' 1>/tmp/tmp0SGg9U 2>/tmp/tmpf9vt5e' returned 52. curl: (52) Empty reply from server 100 after starting this server, the namenode automatically gets stopped. ... View more