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Nemon Lou commented on HIVE-9625: --------------------------------- [~xuefuz],thanks for your attention.What i propose is a workaround for the lack of renewing HMS tokens (not only for HiveServer2).The solution has been used in our production environment,and quite follow Thejas M Nair 's advice: {quote} I think it would be better if we can renew it from a HMS client implementation on a failure-retry, similar to how reloginFromKeyTab was added to the client in HIVE-4233. This way any client of HMS could potentially benefit from this change. {quote} Here,"any client of HMS" can be HiveServer2,WebHcat,Impala,SparkSQL,etc in my opinion. Since HIVE-9625 already has its solution and accepted by the Hive community,I think it's ok to fix this problem without the solution i provided. And thanks Brock Noland and Xuefu Zhang for working on this. > Delegation tokens for HMS are not renewed > ----------------------------------------- > > Key: HIVE-9625 > URL: https://issues.apache.org/jira/browse/HIVE-9625 > Project: Hive > Issue Type: Bug > Components: HiveServer2 > Reporter: Brock Noland > Assignee: Brock Noland > Fix For: 1.3.0, 2.0.0 > > Attachments: HIVE-9625.1.patch, HIVE-9625.1.patch, HIVE-9625.1.patch, > HIVE-9625.2.patch > > > AFAICT the delegation tokens stored in [HiveSessionImplwithUGI > |https://github.com/apache/hive/blob/trunk/service/src/java/org/apache/hive/service/cli/session/HiveSessionImplwithUGI.java#L45] > for HMS + Impersonation are never renewed. -- This message was sent by Atlassian JIRA (v6.3.4#6332)