Meisam

Sure! I'll update it. Is the IIRC channel public? If yes, can you point me to it?

``` sudo -E apt-get ... ``` failed on one of the travis instances. Closing this PR and opening it again to rebuild.

> Can we add some migration code so user can seamlessly upgrade from older Livy? Thanks! Should the migration code be part of Livy? Or should be a separate script...

> Not sure that brings a lot of gains; unless something changed, Livy uses a bunch of HDFS APIs already, so removing YARN would probably not remove a whole lot...

The main benefit is that with one call we can get all the info we need for the app, that is appId, state, finalStatus, diagnostics, trackingUrl, SparkUiUrl, etc. With Yarn's...

Thanks @ajbozarth. This was helpful feedback.

> I don't have a strong preference on changing to REST APIs, except one advantage you mentioned above (get all infos in one request). The main gain from this PR...

I investigated this issue a bit and I have a hunch why it might be happening. It looks like `ScalaWorker3.java`, which is the class that packs the arguments for the...

I'd be glad to help with this issue. I just opened #1408 for an issue I was facing with Scala3.

Is it possible to build the jars from source?