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https://issues.apache.org/jira/browse/HDFS-3501?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13288834#comment-13288834
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Eli Collins commented on HDFS-3501:
-----------------------------------
+1 looks good
ATM mentioned offline that he tested doing checkpoints every 30s for 15 mins
with a lowered ticket renewal.
> Checkpointing with security enabled will stop working after ticket lifetime
> expires
> -----------------------------------------------------------------------------------
>
> Key: HDFS-3501
> URL: https://issues.apache.org/jira/browse/HDFS-3501
> Project: Hadoop HDFS
> Issue Type: Bug
> Components: ha, name-node
> Affects Versions: 2.0.0-alpha
> Reporter: Aaron T. Myers
> Assignee: Aaron T. Myers
> Attachments: HDFS-3501.patch
>
>
> The StandbyCheckpointer and 2NN currently do the right thing in renewing
> their krb5 creds before attempting to perform a checkpoint to the active NN,
> but the active NN makes no attempt to renew its own krb5 creds before
> connecting to the standby NN or 2NN to fetch the new merged fsimage file.
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