If you are using zeppelin 0.7.0, the easiest way is to use Livy interpreter and get rid of the zeppelin impersonate CMD confit from zeppelin-env
Livy interpreter supports user impersonation. You can use Livy.spark, livy.pyspark, livy.sql interpreters Sent from my iPhone > On Aug 15, 2017, at 9:32 AM, Dominik <dominik.b...@gmail.com> wrote: > > The impersonation feature of Zeppelin is currently based per default on > SSH-ing to localhost: > > https://zeppelin.apache.org/docs/0.7.0/manual/userimpersonation.html > > This can be overridden e.g. by setting ZEPPELIN_IMPERSONATE_CMD as env > variable (e.g. for sudo), but the above error you are reporting sounds like > you are trying to use impersonation without having set up the underlying SSH > infrastructure. > > > > > > -- > View this message in context: > http://apache-zeppelin-users-incubating-mailing-list.75479.x6.nabble.com/what-causes-InterpreterException-Host-key-verification-failed-tp5586p6090.html > Sent from the Apache Zeppelin Users (incubating) mailing list mailing list > archive at Nabble.com.