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https://issues.apache.org/jira/browse/AMBARI-20376?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15903282#comment-15903282
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Hudson commented on AMBARI-20376:
---------------------------------
SUCCESS: Integrated in Jenkins build Ambari-branch-2.5 #1221 (See
[https://builds.apache.org/job/Ambari-branch-2.5/1221/])
AMBARI-20376. While Moving Namenode via Move Master wizard, datanodes (hiveww:
[http://git-wip-us.apache.org/repos/asf?p=ambari.git&a=commit&h=221ad2830f1ce3f82508ac92a226f8d4b784fd5c])
* (edit) ambari-web/app/messages.js
* (edit) ambari-web/app/mixins/wizard/wizardProgressPageController.js
* (edit) ambari-web/app/controllers/main/service/reassign/step6_controller.js
> While Moving Namenode via Move Master wizard, datanodes reported as down
> ------------------------------------------------------------------------
>
> Key: AMBARI-20376
> URL: https://issues.apache.org/jira/browse/AMBARI-20376
> Project: Ambari
> Issue Type: Bug
> Components: ambari-web
> Affects Versions: 2.5.0
> Reporter: Antonenko Alexander
> Assignee: Antonenko Alexander
> Priority: Critical
> Fix For: 2.5.0
>
> Attachments: AMBARI-20376.patch
>
>
> While Moving Namenode via Move Master wizard, datanodes reported as down
> while starting ATS.
> Seeing this in a couple of splits today. ATS fails to start showing there are
> no live datanodes
> {code}
> {
> "RemoteException": {
> "exception": "RetriableException",
> "javaClassName": "org.apache.hadoop.ipc.RetriableException",
> "message": "org.apache.hadoop.hdfs.server.namenode.SafeModeException:
> Cannot set permission for /ats/done. Name node is in safe mode.\nThe reported
> blocks 934 has reached the threshold 0.9900 of total blocks 934. The number
> of live datanodes 3 has reached the minimum number 0. In safe mode extension.
> Safe mode will be turned off automatically in 21 seconds."
> }
> }
> {code}
> The step before ATS start, starts datanode explicitly. On retry ATS will
> possibly come up. But no retries were needed before
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