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https://issues.apache.org/jira/browse/FLINK-22690?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17351625#comment-17351625
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Yao Zhang commented on FLINK-22690:
-----------------------------------
Hi [~kevinsun1000]
You can enable Kerberos ticket renewal by adding the following configuration
items in krb5.conf:
{code:java}
[libdefaults]
ticket_lifetime = 24h
renew_lifetime = 365d
{code}
Reference:
[https://web.mit.edu/kerberos/krb5-1.12/doc/admin/conf_files/krb5_conf.html|https://web.mit.edu/kerberos/krb5-1.12/doc/admin/conf_files/krb5_conf.html]
> kerberos integration with flink，kerberos tokens will expire
> ------------------------------------------------------------
>
> Key: FLINK-22690
> URL: https://issues.apache.org/jira/browse/FLINK-22690
> Project: Flink
> Issue Type: Bug
> Components: Deployment / YARN
> Reporter: kevinsun
> Priority: Major
> Attachments: image-2021-05-19-14-39-49-488.png
>
>
> flink on yarn job. flink sink hdfs，hive，hbase... ,some times later,kerberos
> tokens will expire.
> error: Failed to find any Kerberos tgt
> eg*:StreamingFileSink*
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