Hi, How to find the guest ip of the system? ... View more

Is possible to follow above approach in Kerberos environment? I tried above step to run job as proxy user but it failed. Got GSS initialization exception. Any pointers? ... View more

Thank you so much @vsharma here is the test results Smoke test [root@sandbox ~]# curl -u admin:admin -i -H 'X-Requested-By: ambari' -X POST -d '{"RequestInfo": {"context" :"YARN Service Check","command":"YARN_SERVICE_CHECK"},"Requests/resource_filters":[{"service_name":"YARN"}]}' http://127.0.0.1:8080/api/v1/clusters/Sandbox/requestsHTTP/1.1 202 AcceptedUser: adminSet-Cookie: AMBARISESSIONID=1vg24zix87lkmi53hpjl4krvk;Path=/;HttpOnlyExpires: Thu, 01 Jan 1970 00:00:00 GMTContent-Type: text/plainVary: Accept-Encoding, User-AgentContent-Length: 137Server: Jetty(8.1.17.v20150415){ "href" : "http://127.0.0.1:8080/api/v1/clusters/Sandbox/requests/87", "Requests" : { "id" : 87, "status" : "Accepted" }}[root@sandbox ~]# Track status of above smoke test curl -u admin:admin -i -H 'X-Requested-By: ambari' -X GET http://127.0.0.1:8080/api/v1/clusters/Sandbox/requests/87 Note - request number can be found from http://127.0.0.1:8080/api/v1/clusters/Sandbox/requests url, we should pickup the last request id to check the status. ... View more

Thank you @Neeraj Sabharwal ... View more

We use HDFS on Isilon OneFS and the upgrade would normally get stuck on upgrade check on the Isilon node. In order to allow the upgrade to proceed, we have to disable the preUpgradeCheck. Hoping Ambari will eventually have a better documented upgrade guide for those who use Isilon HDFS. ... View more

@Robin Dong My pleasure 🙂 ... View more

I've seen it recommended to change the first line to: if [ "$SERVICE" = "cli" ] && [ "$USER" != "ambari-qa" ]; then Without this, Ambari won't be able to check Hive metastore state and will throw an alert (at least in HDP 2.4). ... View more

Hello I'm having the same problem. After changing ranger admin password in ranger & in ambari (under ambari ranger config) hive server won't start. I get No json object could be decoded. Only if I disable ranger from hive authorization it starts. Hdp 2.3.2 Ambari 2.1.2.1 Any help would appreciated. Adi ... View more

If you want to use a standard tool rather than managing the API/HTTP calls via scripts, you can use Ansible. We've enabled such a feature on the Rackspace deployment playbooks: https://github.com/rackerlabs/ansible-hadoop/blob/master/playbooks/roles/ambari-server/tasks/main.yml#L127 I've create a gist only for that function: https://gist.github.com/alexandruanghel/68a16994028563be12cee4e3b93f7e89 if you want to use it straight away. So once you download the statuscheck.yml just set the variables and run it: AMBARI_HOST=127.0.0.1 AMBARI_PASSWORD=admin CLUSTER_NAME=hadoop-poc ansible-playbook -e "ansible_nodename=$AMBARI_HOST cluster_name=$CLUSTER_NAME ambari_password=$AMBARI_PASSWORD wait_timeout=1800" statuscheck.yml ... View more