[jira] [Resolved] (AMBARI-24087) The alert "DataNode Unmounted Data Dir" did not appear

["Attila Magyar (JIRA)" <ji...@apache.org>]

     [ https://issues.apache.org/jira/browse/AMBARI-24087?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Attila Magyar resolved AMBARI-24087.
------------------------------------
    Resolution: Fixed

> The alert "DataNode Unmounted Data Dir" did not appear
> ------------------------------------------------------
>
>                 Key: AMBARI-24087
>                 URL: https://issues.apache.org/jira/browse/AMBARI-24087
>             Project: Ambari
>          Issue Type: Bug
>          Components: ambari-agent
>    Affects Versions: 2.7.0
>            Reporter: Attila Magyar
>            Assignee: Attila Magyar
>            Priority: Major
>              Labels: pull-request-available
>             Fix For: 2.7.0
>
>          Time Spent: 0.5h
>  Remaining Estimate: 0h
>
> str:
> 1) execute commands on hosts:
> dd if=/dev/zero of=/grid/0/fs bs=1 count=0 seek=10G
> mkfs.ext3 -F /grid/0/fs
> mkdir /grid/1/
> mount -o loop,rw /grid/0/fs /grid/1/
> chown cstm-hdfs:hadoop /grid/1/
> 2) set DN dir property (dfs.datanode.data.dir) to "/grid/0/hadoop/hdfs/data,/newdndir,/grid/1/hadoop/hdfs" and restart needed services 
> 3) check that alert is not present "DataNode Unmounted Data Dir" (after 2 min)
> 4) Stop DN(s)
> 5) umount /grid/1/
> 6) Start DN(s)
> 7) check that alert is present



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