I believe dfs is usually referring to local file system, but they're
mostly just aliases under storage-plugins.json that refers to the
actual storage setting.
You can refer here for more information how to configure them:https://cwiki.apache.org/confluence/display/DRILL/Connecting+Apache+Drill+to+Data+Sources
And yes for zk hosts, it's host:port seperated by commas, ie:
On Mon, Jun 16, 2014 at 2:00 PM, Terry Healy <[EMAIL PROTECTED]> wrote: