I think I find the answer. It's the same as I guessed. See this page for more information. It says When you install Sentry, Sentry performs a full Hive metastore snapshot. This causes Hive metastore canary test failures while it synchronizes. Once the snapshot is complete, the canary test will stabilize. ... View more

I am still experiencing this.  I am running Spark2, CDH 5.14.2.  I noticed this inside the Yarn Service Log, not sure if it is related: "No TokenRenewer defined for token kind HBASE_AUTH_TOKEN" Is this the cause of why a Hbase Spark2 job would die after 7 days?   ... View more

I changed my impala-shell command to: impala-shell -l -u "kevin.means" --auth_creds_ok_in_clear.  It now prompts me for a password but it doesnt seem to be authenticating correctly. Inside the impala logs i read this: W0125 17:03:07.835916 1785 authentication.cc:252] LDAP authentication failure for "uid=kevin.means,ou=people,dc=xxx,dc=com" : Invalid DN syntax Although the bind pattern I specified appears to be correct.  Would an incorrect Impalad bind pattern cause this?  ... View more