@Mehdi TAZI Lily indexing is based on SOLR. You can look into the option of SOLR Cloud. ... View more

@Suresh Raju Cool. As part of best practive , please accept the best answer. ... View more

http://hortonworks.com/blog/better-slas-via-resource-preemption-in-yarns-capacityscheduler/ ... View more

@Sunile Manjee https://hadoop.apache.org/docs/r1.2.1/capacity_sch... Job Priorities - Queues optionally support job priorities (disabled by default). Within a queue, jobs with higher priority will have access to the queue's resources before jobs with lower priority. However, once a job is running, it will not be preempted for a higher priority job, premption is on the roadmap is currently not supported. ... View more

@Nilesh Try this hive --hiveconf hive.root.logger=DEBUG,console ... View more

@Ramesh Egamamidi I guess mysql is not part of the AMI. Why do you need mysql? yum install mysql-* (not sure if it's going to work in practice exam) ... View more

@Pradeep Ravi It will be helpful if you can provide more details about your environment. java.net.SocketTimeoutException: Read timed out (Looks like that you are not connected to hive or connection is not successful) ... View more

Also, very good blog ... View more