@pdarvasi, @George Meltser Hi, guys, Just wondering, is it easier to install hortonworks-sandbox-2.5 - ami-d278c1b2 first, then install Spark 2.2 on top of it? cause mostly I need are Spark 2.2 along with 1.6, for practice Or I better install a fresh sandbox-2.6 as the instructions? Or can I have a sandbox-2.6 in HDcloud without setting a multi-node cluster? instructions? Thanaks a lot Gary ... View more

Hello, can someone tell me how to scp to the practice EC2, copy my notes to my local before I terminate the instance. I use the Public DNS:22, and chose the key file, but it still prompts me the user name and password, i tried U: horton and P: hadoop, cannot pass the authentication. ... View more