hadoop ssh name or service not known


Error Scenario: Mapreduce job stuck at map 0% reduce 0%. :¬†Could not resolve hostname [crayon-5e24d3a3426bc014231334/] Mapreduce jobs are not running. And the below error message is coming when starting HDFS daemons. [crayon-5e24d3a3426c9609942873/] Resolution: These above error messages are received when there is some issue with ssh communication. So, in these […]

Mapreduce job stuck at map 0% reduce 0%