what are you setting in /etc/hostname ?  the same issue in my setup Kerberos ... View more

@bvishal, as this is an older post, you would have a better chance of receiving a resolution by starting a new thread. This will also be an opportunity to provide details specific to your environment that could aid others in assisting you with a more accurate answer to your question. You can link this thread as a reference in your new post. ... View more

@bvishal given properties will disable authentication for webui's and it will allow anonymous users to access the web UI's of hdfs, yarn, and mapreduce. ... View more

Thanks @Shelton for your detailed answer! ... View more

@bvishal  I provided an answer to such a situation Ambari MySQL database lost please have a look at it and see if that resolves you problem it did for someone in a similar situation. Happy Hadooping ... View more

@bvishal  it is expected that you get above error if you do not auth for the browser. You have two options: Either you can disable the spnego authentication or enable spnego authentication   you can disable SPNEGO auth by setting below properties in Advanced core-site: hadoop.http.authentication.simple.anonymous.allowed = true hadoop.http.authentication.type = simple   To enable spnego authentication follow below article https://community.cloudera.com/t5/Community-Articles/User-authentication-from-Windows-Workstation-to-HDP-Realm/ta-p/245957 ... View more

@sshimpi I am getting this failure error when I do gradle clean build :     The 'sonar-runner' plugin has been deprecated and is scheduled to be removed in Gradle 3.0. please use the official plugin from SonarQube (http://docs.sonarqube.org/display/SONAR/Analyzing+with+Gradle). :clean :buildInfo :compileJava FAILURE: Build failed with an exception. * What went wrong: Could not resolve all dependencies for configuration ':compile'. > Could not resolve com.sequenceiq:ambari-client20:2.0.1. Required by: com.sequenceiq:ambari-shell:0.1.DEV > Could not resolve com.sequenceiq:ambari-client20:2.0.1. > Could not get resource 'http://maven.sequenceiq.com/snapshots/com/sequenceiq/ambari-client20/2.0.1/ambari-client20-2.0.1.pom'. > Could not GET 'http://maven.sequenceiq.com/snapshots/com/sequenceiq/ambari-client20/2.0.1/ambari-client20-2.0.1.pom'. > maven.sequenceiq.com: Name or service not known > Could not resolve com.sequenceiq:ambari-client20:2.0.1. > Could not get resource 'http://maven.sequenceiq.com/release/com/sequenceiq/ambari-client20/2.0.1/ambari-client20-2.0.1.pom'. > Could not GET 'http://maven.sequenceiq.com/release/com/sequenceiq/ambari-client20/2.0.1/ambari-client20-2.0.1.pom'. > maven.sequenceiq.com > Could not resolve com.sequenceiq:ambari-client20:2.0.1. > Could not get resource 'http://maven.sequenceiq.com/releases/com/sequenceiq/ambari-client20/2.0.1/ambari-client20-2.0.1.pom'. > Could not GET 'http://maven.sequenceiq.com/releases/com/sequenceiq/ambari-client20/2.0.1/ambari-client20-2.0.1.pom'. > maven.sequenceiq.com * Try: Run with --stacktrace option to get the stack trace. Run with --info or --debug option to get more log output. BUILD FAILED Total time: 11.708 secs     Please help! ... View more

@bvishal  I think it's better to allow Ambari port in your firewall rules. You can install the cluster with the blueprints(not very straightforward as you will be having custom configs) however monitoring and cluster maintenance will be difficult.    If security is a concern, you can always configure Ambari with Knox gateway or with SSL etc.  ... View more