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From Josh Elser <josh.el...@gmail.com>
Subject Re: I have a problem about change HDFS address
Date Thu, 26 May 2016 01:31:01 GMT
While the context of 
http://accumulo.apache.org/1.7/accumulo_user_manual#_migrating_accumulo_from_non_ha_namenode_to_ha_namenode

isn't quite the same as you, the steps of handling the address for a 
namenode changing is the same (more practical steps on how to configure 
instance.volumes.replacements).

Christopher wrote:
> I believe you need to configure instance.volumes.replacements
> http://accumulo.apache.org/1.7/accumulo_user_manual#_instance_volumes_replacements
> to map your metadata from the old location to the new one.
>
> On Wed, May 25, 2016 at 11:23 AM Keith Turner <keith@deenlo.com
> <mailto:keith@deenlo.com>> wrote:
>
>     Do you seen any errors in the Accumulo master log?
>
>     On Wed, May 25, 2016 at 11:17 AM, Lu Qin <luq.java@gmail.com
>     <mailto:luq.java@gmail.com>> wrote:
>
>
>         I only use new HDFS, I change the instance.volumes to the new
>         ,and the instance.volumes.replcaements.
>         When accumulo start , I exec ./bin/accumulo
>         org.apache.accumulo.server.util.FindOfflineTablets ,it shows the
>         accumulo.root table UNASSIGNED
>
>
>>         在 2016年5月25日,22:04,Keith Turner <keith@deenlo.com
>>         <mailto:keith@deenlo.com>> 写道:
>>
>>         Accumulo stores data in HDFS and Zookeeper.   Are you using
>>         new zookeeper servers?  If so, did you copy zookeepers data?
>>
>>         On Wed, May 25, 2016 at 4:08 AM, Lu Qin <luq.java@gmail.com
>>         <mailto:luq.java@gmail.com>> wrote:
>>
>>             I have a accumulo 1.7.1 work with a old HDFS 2.6. Now I
>>             have a new HDFS 2.6,and change the accumulo volume to the new.
>>
>>             I have use distcp move the data from old HDFS to the new
>>             HDFS.And start the accumulo up.
>>
>>             Now the ‘Accumulo Overview' shows the Tables is 0 and
>>             Tablets is 0 with red background, but In 'Table Status’ I
>>             can see all tables I have.
>>             I use bin/accumulo shell and tables command,it also show
>>             all tables,but I can not scan anyone.
>>
>>             How can I resolve it?Thanks
>>
>>
>
>

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