This looks to be due to a known issue we have in Kudu "KUDU-2679" which is unresolved, the best option available is to increase the length of time during which the auth tokens are valid. There is a property for this, and I recommend increasing its value from the default of 7 days up to 90 days (which you can later reduce to the expected timeframe of these jobs running if needed). You will also need to unlock experimental properties if you have not already. CM > Kudu > Configuration > Kudu Master Advanced Configuration Snippet (Safety Valve) for gflagfile: --unlock_experimental_flags --authn_token_validity_seconds=7776000 ... View more

@zorrofrombrasil  Did you get a chance to check the updates from @ggangadharan and @smruti? If so, did the information help to fix the issue? or Do you have any other concerns? ... View more

Hello @caisch  Did you add the Hue LB in the Knox Proxy Hosts as mentioned in the documentation? https://docs.cloudera.com/cdp-private-cloud-upgrade/latest/upgrade-hdp/topics/hue-upg-integrate-hue-knox.html#:~:text=If%20you%20have%20deployed%20a%20Hue%20Load%20Balancer%2C%20then%20you%20must%20specify%20the%20Load%20Balancer%20hostname%20in%20the%20Knox%20Proxy%20Hosts%20field%20by%20clicking%20%2B By default, Hue will try to close the Impala query when the user leaves the editor page, this will free all the query resources in Impala, but also make its results inaccessible, however, if you want to ensure that Hue close the Impala queries by adding the following settings to the Hue Service Advanced Configuration Snippet (Safety Valve) for hue_safety_valve.ini configuration property: [impala] close_queries=true query_timeout_s= session_timeout_s= By default query_timeout_s=300 and session_timeout_s=900, you can setup those based on your requirements.   ... View more