Did you get this working? I was facing the same issue and I get it working by removing the configuration documeted in the Sentry setup: Configuring Impala as a Client for the Sentry Service Set the following configuration properties in sentry-site.xml. <property> <name>sentry.service.client.server.rpc-port</name> <value>3893</value> </property> <property> <name>sentry.service.client.server.rpc-address</name> <value>hostname</value> </property> <property> <name>sentry.service.client.server.rpc-connection-timeout</name> <value>200000</value> </property> <property> <name>sentry.service.security.mode</name> <value>none</value> </property>   ... View more