@Iyappan Gopalakrishnan Here is primer and best practice please try increasing the limits and retest Geoffrey ... View more

@Iyappan Gopalakrishnan What broswer ? For firefox check this solution Firefox ... View more

@Saumil Mayani The best way to find the nodemanager heap size and other memory settings is to calculate it specifically for your cluster size and hardware spec. Here is the utility that you can use see this link ... View more

@Sayali Desai I don't think this is the best forum to answer you,Sorry for the mishap but you should have contacted Innovative exams who are the exclusive partners for Hortonworks exams ... View more

Hi , That step is the creation of the ssh key I highly advice you to do that step even if you are doing it on a single node. Do you intend to use a derby database or MySQL for Ambari oozie and hive I recommend the latter? if if so let me know to simplify your installation. Tell me the HDP and Ambari version ... View more

@ASHISH Rastogi Please follow the attached document and revert it should resolves your problem,substitute the values to map to your environment Geoffrey ... View more

@Amit Sharma Those commands I gave are for CentOS 6 for your output your are either running CenOS7 or Redhat7 . Nice to know your issue was resolved . Always give the OS,Ambari,HDP or component release to make it easire for the forum to help ... View more

@Amit Sharma Have you tried the above solutions ? ... View more

@Amit Sharma Follow this personal documents substitute the names accordingly ... View more

@Wellington De Oliveira The /usr directory is the default install Confirm that .jar is in the Java share directory. Make sure the .jar file has the appropriate permissions - 644. [root@ambarihost ~]# ls –al /usr/share/java/mysql-connector-java.jar -rw-r--r--. 1 root root 819803 Jun 22 2012 mysql-connector-java-5.1.17.jar lrwxrwxrwx. 1 root root 31 Nov 8 20:51 mysql-connector-java.jar -> mysql-connector-java-5.1.17.jar Try that and tell if it works out ... View more