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From "Jing Zhao (JIRA)" <j...@apache.org>
Subject [jira] [Updated] (HDFS-8930) Block report lease may leak if the 2nd full block report comes when NN is still in safemode
Date Thu, 20 Aug 2015 23:13:45 GMT

     [ https://issues.apache.org/jira/browse/HDFS-8930?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

Jing Zhao updated HDFS-8930:
----------------------------
    Attachment: HDFS-8930.000.patch

> Block report lease may leak if the 2nd full block report comes when NN is still in safemode
> -------------------------------------------------------------------------------------------
>
>                 Key: HDFS-8930
>                 URL: https://issues.apache.org/jira/browse/HDFS-8930
>             Project: Hadoop HDFS
>          Issue Type: Bug
>            Reporter: Jing Zhao
>            Assignee: Jing Zhao
>            Priority: Minor
>         Attachments: HDFS-8930.000.patch
>
>
> This is a rare scenario in practice. If the NameNode is still in startup SafeMode while
a DataNode sends it the 2nd FBR, the NameNode assigns the lease but rejects the report. The
lease then leaves in NN until it expires.



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