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From "Brahma Reddy Battula (JIRA)" <j...@apache.org>
Subject [jira] [Updated] (HDFS-10192) Namenode safemode not coming out during failover
Date Tue, 22 Mar 2016 12:33:25 GMT

     [ https://issues.apache.org/jira/browse/HDFS-10192?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

Brahma Reddy Battula updated HDFS-10192:
----------------------------------------
    Attachment: HDFS-10192-01.patch

Attached the patch.
Kindly review.

{{blockManager.checkSafeMode()}} was not called after {{startActiveServices()}}. 
This call was present before HDFS-9129. Missed during refactor in HDFS-9129.

> Namenode safemode not coming out during failover
> ------------------------------------------------
>
>                 Key: HDFS-10192
>                 URL: https://issues.apache.org/jira/browse/HDFS-10192
>             Project: Hadoop HDFS
>          Issue Type: Bug
>            Reporter: Brahma Reddy Battula
>            Assignee: Brahma Reddy Battula
>         Attachments: HDFS-10192-01.patch
>
>
> Scenario:
> =======
> write some blocks
> wait till roll edits happen
> Stop SNN
> Delete some blocks in ANN, wait till the blocks are deleted in DN also.
> restart the SNN and Wait till block reports come from datanode to SNN
> Kill ANN then make SNN to Active.



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