If you’ve been running Spark applications for a few months, you might start to notice some odd behavior with the history server (default port 18080). Specifically, it’ll take forever to load the page, show links to applications that don’t exist or even crash. Three parameters take care of this once and for all. Continue reading
So assuming you followed and completed my first post, Getting Started with Hortonworks Data Platform 2.3, you should now have your very own Hadoop cluster (albeit, it pales slightly to Yahoo!’s reported 4,500 node cluster).