on yarn you need to first go to the resource manager UI, find your job, and click the link for the UI there.
From: Puneet Kumar Ojha<mailto:puneet.ku...@pubmatic.com> Sent: ?Saturday?, ?February? ?14?, ?2015 ?5?:?25? ?AM To: user@spark.apache.org<mailto:user@spark.apache.org> Hi, I am running 3 mode spark cluster on EMR. While running job I see 1 executor running? Does that mean only 1 of the node is being used? ( Seems from Spark Documentation on default mode (LOCAL). When I switch to yarn-client mode the Spark Web UI doesn't open. How to view the job running details now ?