Your initial indication helped: # wget http://repo.mysql.com/mysql-community-release-el7-5.noarch.rpm # sudo rpm -ivh mysql-community-release-el7-5.noarch.rpm But the below-given steps were leading to either a conflict or impossibility to execute "yum install mysql-community-release" from Ambari installation Wizard: # yum localinstall https://dev.mysql.com/get/mysql57-community-release-el7-8.noarch.rpm # yum install mysql-community-server # systemctl start mysqld.service ... View more

Ok, I restarted ambari agents in all hosts (including the master host) and now IP are listed correctly. Thanks! ResourceManager and HiverServer2 still do not work. I will revise logs and open a new issue, if needed. ... View more

for me the old mysql-connector-java.jar was the problem though I had replace it in /use/share/java. as a workaround I have to manually delete the jar as shown in picture and restarted the the hive metastore/all hive services. then service check went through. ... View more

@Jay Kumar SenSharma I have figured it out. Thank you!! I also need to know one more thing. Using the feature Enable Service Auto start is it a safe way to configure it in Ambari in any environment? Is there any Cons having it enabled? If we enable auto start, will there be affect on service which will ask for restarting the service? Thanking in Advance!!! ... View more

@Jay Kumar SenSharma I have selected option 3 (custom) . this path works for "Node1" and "Node2" . but in case of "Node3",it gives an error during the "Confirm Hosts" Step Thanks ... View more

@Michael Bronson Yes, Ambari UI --> Ambari Metrics --> Service Actions --> Restart All Metrics service will cause Ambari Metrics Monitor/ Grafana & Metrics Collector restart. ... View more

I solved this problem by substituting public IPs by private IPs in /etc/hosts. ... View more

@Siddharth Mishra Good to know it's always important to scrutinise the logs ... View more

@Juan Gonzalez Thank you were are there to help each other ...... So it's better you close this thread as it's now irrelevant and very long until you upgrade your memory. You can accept any of the responses if that helped you. Be assured HCC is a nice place to get help a lot of enthusiastic guys in here . ... View more

@Jay Kumar SenSharma Thanks for heads up. Ambari agents are running as Non root (hadoop) user the directory was created when we tried to srart the spark2 service and the owner was assigned as spark user. Now I've changed the owner as hadoop user and the service came up. thanks a lot 🙂 ... View more